What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Washington, D.C. round-trip?

Currently priced at $118, Spirit Airlines will fly you from Houston George Bush Intcntl Airport to Washington, D.C. and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and American Airlines - these airlines can fly you to your destination from $200 and $222, respectively. Spirit Airlines is 56% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Washington, D.C. one-way?

One-way options have recently been found by users for as low as $71 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $100 and American Airlines from $108 one-way.

What are the most popular routes from Houston George Bush Intcntl Airport to Washington, D.C.?

The most popular route from Houston George Bush Intcntl Airport to Washington, D.C. is Houston George Bush Intcntl - Washington, D.C. Dulles Intl. You may also consider Houston George Bush Intcntl - Washington, D.C. Reagan-National or Houston George Bush Intcntl - Baltimore/Washington.

What are the cheapest flights from Houston George Bush Intcntl Airport to Washington, D.C.?

Looking at all options, your cheapest flight can be booked for $56. While the most popular route (Houston George Bush Intcntl - Washington, D.C. Dulles Intl) can be booked for $200 on average our data indicates $253 when flying from Houston George Bush Intcntl Airport to Washington, D.C..

What are the most reliable airlines from Houston George Bush Intcntl Airport to Washington, D.C.?

Consider Mesa Airlines (96%), Spirit Airlines (94%) or Virgin Australia (86%) when booking your flight. These represent the most reliable airlines when flying from Houston George Bush Intcntl Airport to Washington, D.C..

What are the most popular airlines that fly from Houston George Bush Intcntl Airport to Washington, D.C.?

American Airlines, Delta and Frontier are the most popular airlines when flying from Houston George Bush Intcntl Airport to Washington, D.C..

What is the cheapest day to fly round-trip from Houston George Bush Intcntl Airport to Washington, D.C.?

Thursday is generally a great day to depart. Flying on this day could help you save up to 52%.

What is the cheapest month to fly from Houston George Bush Intcntl Airport to Washington, D.C.?

Our data shows that October tends to be the cheapest month to fly to Washington, D.C. from Houston George Bush Intcntl Airport. Users have commonly found prices around $276 for the month, but tickets can be as low as $91. Due to multiple factors, prepare for potentially higher prices in March.

Most accurate provider : When it comes to deals on Houston George Bush Intcntl Airport-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Washington, D.C. flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Houston George Bush Intcntl Airport-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from George Bush Intcntl to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on George Bush Intcntl to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from George Bush Intcntl to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Washington, D.C..

Can I find deals for business class flights from George Bush Intcntl to Washington, D.C.?

Yes. Cheapflights offers flight deals from George Bush Intcntl to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$71+ Flights from Houston George Bush Intcntl Airport to Washington, D.C.

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Find cheap flights from George Bush Intcntl to Washington, D.C. with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Houston George Bush Intcntl to Washington, D.C. are usually found in October or August, booked 78 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from George Bush Intcntl to Washington, D.C.

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$118 (Cheapflightsfares)
One-way from	$71 (Cheapflightsfares)
Popular in	December
Cheapest in	October
Average price	$277
Good round-trip deal	$150 or less
Good one-way deal	$98 or less

Provider with most accurate pricing for Houston George Bush Intcntl-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Washington, D.C. (WAS) flights.

Search Deals

From Houston George Bush Intcntl to Washington, D.C. (WAS)

Search Deals

One-way flight from Houston George Bush Intcntl to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($44 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from Houston George Bush Intcntl to Washington, D.C. (WAS).

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Price to beat on a one-way flight from Houston George Bush Intcntl to Washington, D.C. (WAS).

Search Deals

Find flight deals from George Bush Intcntl to Washington, D.C.

Cheapest flights from George Bush Intcntl to Washington, D.C.
Explore the most affordable flight options available from George Bush Intcntl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

Wed 5/76:45 amIAH - BWI

1 stop11h 54mSpirit Airlines

Wed 5/147:01 pmBWI - IAH

Nonstop3h 26mSpirit Airlines

Deal found 4/10

$118

Fri 5/28:27 pmIAH - IAD

1 stop9h 04mFrontier

Sun 5/49:34 amIAD - IAH

1 stop9h 58mFrontier

Deal found 4/10

$200

Fri 4/259:47 amIAH - BWI

1 stop6h 59mMultiple Airlines

Sun 4/279:15 amBWI - IAH

Nonstop3h 30mMultiple Airlines

Deal found 4/10

$209

Wed 5/1410:04 amIAH - BWI

1 stop5h 33mAmerican Airlines

Tue 5/2010:53 amBWI - IAH

2 stops7h 36mAmerican Airlines

Deal found 4/10

$222

Sat 5/107:05 amIAH - BWI

1 stop4h 42mDelta

Sat 5/176:23 pmBWI - IAH

1 stop5h 24mDelta

Deal found 4/10

$237

Fri 5/26:00 amIAH - DCA

1 stop9h 59mFrontier

Mon 5/51:00 pmDCA - IAH

1 stop11h 53mFrontier

Deal found 4/11

$240

Fri 5/26:34 amIAH - IAD

1 stop6h 08mAmerican Airlines

Fri 5/25:13 pmIAD - IAH

1 stop6h 28mAmerican Airlines

Deal found 4/10

$245

Sat 5/101:55 pmIAH - DCA

1 stop8h 03mJetBlue

Tue 5/136:09 amDCA - IAH

1 stop7h 02mJetBlue

Deal found 4/10

$251

Fri 5/27:57 pmIAH - DCA

Nonstop3h 02mUnited Airlines

Sat 5/311:05 amDCA - IAH

Nonstop3h 31mUnited Airlines

Deal found 4/10

$269

Fri 5/27:20 amIAH - IAD

Nonstop3h 10mUnited Airlines

Fri 5/165:40 pmIAD - IAH

Nonstop3h 31mUnited Airlines

Deal found 4/10

$269

Sat 5/1012:07 pmIAH - BWI

Nonstop3h 10mUnited Airlines

Sat 5/176:00 amBWI - IAH

Nonstop3h 29mUnited Airlines

Deal found 4/10

$277

Thu 6/121:58 pmIAH - IAD

2 stops29h 39mMultiple Airlines

Sun 6/1511:52 amIAD - IAH

1 stop10h 00mMultiple Airlines

Deal found 4/10

$288

Best flights from George Bush Intcntl to Washington, D.C.
Discover carefully curated flight deals from George Bush Intcntl to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 11, 2025.

Wed 5/76:45 amIAH - BWI

1 stop11h 54mSpirit Airlines

Wed 5/147:01 pmBWI - IAH

Nonstop3h 26mSpirit Airlines

Deal found 4/10

$118

Fri 5/98:27 pmIAH - IAD

1 stop9h 04mFrontier

Mon 5/129:14 amIAD - IAH

1 stop9h 56mFrontier

Deal found 4/10

$200

Fri 4/259:47 amIAH - BWI

1 stop6h 59mMultiple Airlines

Sun 4/279:15 amBWI - IAH

Nonstop3h 30mMultiple Airlines

Deal found 4/10

$209

Wed 5/1410:04 amIAH - BWI

1 stop5h 33mAmerican Airlines

Tue 5/2010:53 amBWI - IAH

2 stops7h 36mAmerican Airlines

Deal found 4/10

$222

Sat 5/107:05 amIAH - BWI

1 stop4h 42mDelta

Sun 5/119:55 amBWI - IAH

1 stop6h 28mDelta

Deal found 4/10

$237

Sat 5/33:20 pmIAH - DCA

1 stop6h 39mJetBlue

Sun 5/46:10 amDCA - IAH

1 stop9h 15mJetBlue

Deal found 4/8

$251

Fri 5/27:57 pmIAH - DCA

Nonstop3h 02mUnited Airlines

Fri 5/162:47 pmDCA - IAH

Nonstop3h 31mUnited Airlines

Deal found 4/9

$269

Wed 4/2310:06 amIAH - DCA

1 stop6h 53mAmerican Airlines

Wed 4/237:01 pmDCA - IAH

1 stop5h 42mAmerican Airlines

Deal found 4/8

$229

Tue 5/275:54 pmIAH - IAD

2 stops21h 20mAlaska Airlines

Sat 5/317:25 pmIAD - IAH

2 stops22h 29mAlaska Airlines

Deal found 4/9

$461

Mon 5/511:28 amIAH - DCA

1 stop9h 31mFrontier

Sat 5/101:00 pmDCA - IAH

1 stop11h 53mFrontier

Deal found 4/9

$240

Fri 5/27:20 amIAH - IAD

Nonstop3h 10mUnited Airlines

Fri 5/165:40 pmIAD - IAH

Nonstop3h 31mUnited Airlines

Deal found 4/10

$269

Fri 5/26:34 amIAH - IAD

1 stop6h 08mAmerican Airlines

Fri 5/25:13 pmIAD - IAH

1 stop6h 28mAmerican Airlines

Deal found 4/10

$245

Last-minute flights from George Bush Intcntl to Washington, D.C.
Discover last-minute flight deals from George Bush Intcntl to Washington, D.C.. Data last updated April 11, 2025 and is based on user searches.

Tue 4/155:30 amIAH - IAD

3 stops28h 50mMultiple Airlines

Fri 4/188:25 amIAD - IAH

3 stops17h 00mMultiple Airlines

Deal found 4/8

$365

Wed 4/168:30 pmIAH - IAD

1 stop11h 06mFrontier

Mon 4/216:31 pmIAD - IAH

1 stop17h 14mFrontier

Deal found 4/9

$240

Wed 4/1610:15 amIAH - IAD

Nonstop3h 11mSpirit Airlines

Sat 4/196:10 amIAD - IAH

1 stop16h 17mSpirit Airlines

Deal found 4/10

$450

Thu 4/175:45 amIAH - BWI

1 stop13h 42mSpirit Airlines

Tue 4/299:15 amBWI - IAH

Nonstop3h 30mSpirit Airlines

Deal found 4/10

$219

Thu 4/1710:17 pmIAH - DCA

1 stop12h 47mFrontier

Sun 4/201:03 pmDCA - IAH

1 stop12h 16mFrontier

Deal found 4/10

$280

Thu 4/1711:55 amIAH - BWI

Nonstop3h 12mUnited Airlines

Sun 5/46:00 amBWI - IAH

Nonstop3h 29mUnited Airlines

Deal found 4/10

$417

Thu 4/175:00 amIAH - BWI

2 stops6h 57mAmerican Airlines

Mon 4/213:20 pmBWI - IAH

1 stop8h 21mAmerican Airlines

Deal found 4/10

$422

Thu 4/1710:15 amIAH - IAD

Nonstop3h 11mUnited Airlines

Thu 4/175:14 pmIAD - IAH

1 stop21h 06mUnited Airlines

Deal found 4/10

$449

Thu 4/1710:04 amIAH - DCA

1 stop5h 23mAmerican Airlines

Thu 4/176:26 pmDCA - IAH

1 stop6h 33mAmerican Airlines

Deal found 4/10

$501

Fri 4/189:41 amIAH - BWI

1 stop5h 12mMultiple Airlines

Tue 4/229:32 pmBWI - IAH

1 stop11h 24mMultiple Airlines

Deal found 4/10

$251

Fri 4/189:41 amIAH - BWI

1 stop5h 12mFrontier

Sun 4/208:39 amBWI - IAH

1 stop12h 00mFrontier

Deal found 4/10

$290

Fri 4/186:18 pmIAH - IAD

1 stop4h 38mAmerican Airlines

Sun 4/206:18 amIAD - IAH

1 stop9h 03mAmerican Airlines

Deal found 4/9

$518

One-way flights from George Bush Intcntl to Washington, D.C.
Search for one-way flight options from George Bush Intcntl to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated April 11, 2025.

Thu 5/84:24 pmIAH - BWI

1 stop6h 09mSpirit Airlines

Deal found 4/10

$71

Sat 5/178:17 amIAH - IAD

1 stop7h 17mFrontier

Deal found 4/10

$100

Fri 7/45:00 amIAH - BWI

1 stop8h 13mAmerican Airlines

Deal found 4/10

$108

Wed 5/145:30 amIAH - BWI

1 stop5h 40mDelta

Deal found 4/10

$119

Sat 5/176:00 amIAH - DCA

1 stop9h 59mFrontier

Deal found 4/10

$120

Tue 6/37:05 amIAH - IAD

1 stop15h 29mMultiple Airlines

Deal found 4/10

$125

Sun 5/47:40 pmIAH - BWI

1 stop15h 33mFrontier

Deal found 4/10

$133

Wed 7/97:50 pmIAH - DCA

Nonstop3h 09mUnited Airlines

Deal found 4/10

$135

Mon 5/127:50 pmIAH - IAD

Nonstop3h 08mUnited Airlines

Deal found 4/10

$135

Sat 5/101:55 pmIAH - DCA

1 stop8h 03mJetBlue

Deal found 4/10

$136

Sat 5/176:43 pmIAH - BWI

Nonstop3h 10mUnited Airlines

Deal found 4/10

$139

Tue 6/107:10 amIAH - DCA

1 stop4h 35mDelta

Deal found 4/10

$145

Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Wed 5/7

6:45 am-7:39 pm

1 stop11h 54m

Baltimore/Washington

Wed 5/14

7:01 pm-9:27 pm

Nonstop3h 26m

$118

HoustonWashington, D.C.

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Fri 5/2

8:27 pm-6:31 am

1 stop9h 04m

Washington, D.C. Dulles Intl

Wed 5/7

7:45 am-11:18 am

1 stop28h 33m

$200

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Fri 4/25

9:47 am-5:46 pm

1 stop6h 59m

Baltimore/Washington

Sun 4/27

9:15 am-11:45 am

Nonstop3h 30m

$209

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Wed 5/14

10:04 am-4:37 pm

1 stop5h 33m

Baltimore/Washington

Tue 5/20

10:53 am-5:29 pm

2 stops7h 36m

$222

HoustonWashington, D.C.

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Wed 4/23

7:47 am-1:42 pm

1 stop4h 55m

Washington, D.C. Dulles Intl

Wed 4/23

5:13 pm-10:41 pm

1 stop6h 28m

$229

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Sat 5/10

7:05 am-12:47 pm

1 stop4h 42m

Baltimore/Washington

Sat 5/17

6:23 pm-10:47 pm

1 stop5h 24m

$237

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Fri 5/2

6:00 am-4:59 pm

1 stop9h 59m

Washington, D.C. Reagan-National

Mon 5/5

1:00 pm-11:53 pm

1 stop11h 53m

$240

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Sat 5/10

1:55 pm-10:58 pm

1 stop8h 03m

Washington, D.C. Reagan-National

Tue 5/13

6:09 am-12:11 pm

1 stop7h 02m

$251

HoustonWashington, D.C.

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Fri 5/30

7:44 pm-2:44 pm

2 stops18h 00m

Washington, D.C. Dulles Intl

Sat 5/31

9:55 pm-7:29 am

1 stop10h 34m

$251

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Fri 5/2

7:30 am-11:36 am

Nonstop3h 06m

Washington, D.C. Reagan-National

Sun 5/4

12:42 pm-3:13 pm

Nonstop3h 31m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 35 results

Compare providers for flights from George Bush Intcntl to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Washington, D.C. in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Gotogate	Price Accuracy3 stars	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
Justfly.com	Price Accuracy3 stars	Trust Score*3 stars
Flightnetwork	Price Accuracy-	Trust Score*3 stars
CheapOair	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Washington, D.C. flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Houston George Bush Intcntl Airport to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Houston George Bush Intcntl Airport to Washington, D.C. trip

Airports

IAH

Check the IAH Depart tab for current security wait times at all terminals to plan your arrival time effectively.

DCA

DCA has a dedicated Metro stop on the Yellow and Blue lines, making it easy and affordable to reach downtown D.C.

IAD

The Silver Line Metro reaches IAD in under 40 minutes, offering a cost-effective way to reach downtown D.C.

Our travel experts

Evie Carrick

Expert on IAH

Emily Zemler

Expert on DCA

Ramsey Qubein

Expert on IAD

Best time to book a flight from George Bush Intcntl to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from George Bush Intcntl with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to Washington, D.C.

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Washington, D.C.?

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston George Bush Intcntl Airport to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Washington, D.C. (average of $241). Flying from Houston George Bush Intcntl Airport to Washington, D.C. in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAH to WAS?

A simple way to save on the total cost of your ticket is to fly from Houston George Bush Intcntl Airport to Washington, D.C. in the evening. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Washington, D.C.?

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Washington, D.C. flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Houston George Bush Intcntl Airport to Washington, D.C.

The most flights from IAH to WAS are scheduled on a Wednesday (34 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Read through reviews of airlines operating flights from Houston to Washington, D.C., such as Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,851 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,911 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,636 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

JetBlue

7.3

Good

2,924 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Washington, D.C. round-trip?
Currently priced at $118, Spirit Airlines will fly you from Houston George Bush Intcntl Airport to Washington, D.C. and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and American Airlines - these airlines can fly you to your destination from $200 and $222, respectively. Spirit Airlines is 56% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Washington, D.C. one-way?
One-way options have recently been found by users for as low as $71 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $100 and American Airlines from $108 one-way.
What are the most popular routes from Houston George Bush Intcntl Airport to Washington, D.C.?
The most popular route from Houston George Bush Intcntl Airport to Washington, D.C. is Houston George Bush Intcntl - Washington, D.C. Dulles Intl. You may also consider Houston George Bush Intcntl - Washington, D.C. Reagan-National or Houston George Bush Intcntl - Baltimore/Washington.
What are the most reliable airlines from Houston George Bush Intcntl Airport to Washington, D.C.?
Consider Mesa Airlines (96%), Spirit Airlines (94%) or Virgin Australia (86%) when booking your flight. These represent the most reliable airlines when flying from Houston George Bush Intcntl Airport to Washington, D.C..
What are the cheapest flights from Houston George Bush Intcntl Airport to Washington, D.C.?
Looking at all options, your cheapest flight can be booked for $56. While the most popular route (Houston George Bush Intcntl - Washington, D.C. Dulles Intl) can be booked for $200 on average our data indicates $253 when flying from Houston George Bush Intcntl Airport to Washington, D.C..
Can I find deals for flights from George Bush Intcntl to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on George Bush Intcntl to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from George Bush Intcntl to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Washington, D.C..
Can I find deals for business class flights from George Bush Intcntl to Washington, D.C.?
Yes. Cheapflights offers flight deals from George Bush Intcntl to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Washington, D.C. (average of $241). Flying from Houston George Bush Intcntl Airport to Washington, D.C. in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 5 airlines flying from George Bush Intcntl to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$62	Average$219	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$72	Average$192	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$144	Average$329	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$181	Average$390	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$198	Average$355	FlexibilityNo cancel fee	On-time71%

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$71+ Cheap flights from George Bush Intcntl (IAH) to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/8. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Houston George Bush Intcntl to Washington, D.C. are usually found in October or August, booked 78 days in advance, depart on a Friday or Thursday and return on a Friday

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Cheapest flights from George Bush Intcntl to Washington, D.C.Explore the most affordable flight options available from George Bush Intcntl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

Explore the most affordable flight options available from George Bush Intcntl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

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Compare providers for flights from George Bush Intcntl to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Washington, D.C. in April.

The best insider tips for Houston George Bush Intcntl Airport to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Houston George Bush Intcntl Airport to Washington, D.C. trip

Airports

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IAD

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Best time to book a flight from George Bush Intcntl to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from George Bush Intcntl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to Washington, D.C.

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Washington, D.C.. Price data was last updated on April 4, 2025.

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Washington, D.C.?

What is the cheapest time of day to fly from IAH to WAS?

Find hourly flight availability from George Bush Intcntl to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Washington, D.C.. Price data was last updated on March 30, 2025.

Weekly flight availability from Houston George Bush Intcntl Airport to Washington, D.C.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Read through reviews of airlines operating flights from Houston to Washington, D.C., such as Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Washington, D.C. round-trip?

What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Washington, D.C. one-way?

What are the most popular routes from Houston George Bush Intcntl Airport to Washington, D.C.?

What are the most reliable airlines from Houston George Bush Intcntl Airport to Washington, D.C.?

What are the cheapest flights from Houston George Bush Intcntl Airport to Washington, D.C.?

Can I find deals for flights from George Bush Intcntl to Washington, D.C. that include hotel bookings?

How can I find direct flights from George Bush Intcntl to Washington, D.C.?

Can I find deals for business class flights from George Bush Intcntl to Washington, D.C.?

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Washington, D.C.?

Traveling to a place near Houston George Bush Intcntl Airport?

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Alternative routes for George Bush Intcntl to Washington, D.C.

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Top 5 airlines flying from George Bush Intcntl to Washington, D.C.

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Cheapest flights from George Bush Intcntl to Washington, D.C.
Explore the most affordable flight options available from George Bush Intcntl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.