What are the cheapest airlines flying from Houston to Washington, D.C. Reagan-National Airport round-trip?

Our cheapest airline available from Houston to Washington, D.C. Reagan-National Airport is American Airlines. Our recent data shows that you can find tickets from as low as $227 on this airline. Additional options worth looking into are JetBlue and Delta, starting at $231 and $237 round-trip. American Airlines is priced at 39% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Houston to Washington, D.C. Reagan-National Airport one-way?

To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $109. Frontier flights start at $114 while deals on Delta start at $119 one-way.

What are the cheapest flights from Houston to Washington, D.C. Reagan-National Airport?

While on average a flight from Houston to Washington, D.C. Reagan-National Airport is generally $267, our data shows the cheapest flight currently is $123. When looking at the most popular route, (Houston Hobby - Washington, D.C. Reagan-National), you can expect to pay $231 for that flight.

What are the most popular airlines that fly from Houston to Washington, D.C. Reagan-National Airport?

When booking a flight from Houston to Washington, D.C. Reagan-National Airport, you may want to consider flying on American Airlines, Delta or Frontier as they are the most popular for this route.

What is the cheapest day to fly round-trip from Houston to Washington, D.C. Reagan-National Airport?

Sunday flights are generally found to be more expensive for flights from Houston to Washington, D.C. Reagan-National Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C. Reagan-National Airport.

What is the cheapest month to fly from Houston to Washington, D.C. Reagan-National Airport?

October can be a great time to fly to Washington, D.C. Reagan-National Airport from Houston with a flight ticket averaging about $279. Cheapflights users have found deals in the month of October for as cheap as $91. The most expensive prices can be found in the month of March.

Can I find deals for flights from Houston to Reagan-National that include hotel bookings?

Yes. In addition to deals on Houston to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Houston to Reagan-National?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Reagan-National.

Can I find deals for business class flights from Houston to Reagan-National?

Yes. Cheapflights offers flight deals from Houston to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$109+ Flights from Houston to Washington, D.C. Reagan-National Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Houston to Reagan-National 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 to Washington, D.C. Reagan-National are usually found in February or April, booked 44 days in advance, depart on a Thursday or Tuesday and return on a Friday

Cheap flight deals from Houston to Reagan-National

Round-trip from	$227 (American Airlines)
One-way from	$109 (American Airlines)
Popular in	August
Cheapest in	February
Average price	$349

From Houston to Washington, D.C. Reagan-National

Search Deals

One-way flight from Houston to Washington, D.C. Reagan-National

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Houston to Reagan-National

Cheapest flights from Houston to Reagan-National
Explore the most affordable flight options available from Houston to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.

Wed 5/147:30 amIAH - DCA

1 stop5h 54mAmerican Airlines

Wed 5/145:09 pmDCA - IAH

1 stop7h 33mAmerican Airlines

Deal found 3/31

$227

Thu 5/13:20 pmIAH - DCA

1 stop6h 39mJetBlue

Mon 5/56:15 amDCA - IAH

1 stop9h 09mJetBlue

Deal found 3/31

$231

Tue 4/2910:18 amIAH - DCA

1 stop7h 24mDelta

Tue 5/66:59 amDCA - IAH

1 stop5h 06mDelta

Deal found 3/31

$237

Tue 4/2910:13 amHOU - DCA

1 stop7h 07mDelta

Tue 5/67:59 amDCA - HOU

1 stop6h 54mDelta

Deal found 3/31

$237

Fri 4/2511:21 amIAH - DCA

1 stop9h 38mFrontier

Mon 4/281:00 pmDCA - IAH

1 stop11h 37mFrontier

Deal found 3/31

$238

Tue 4/222:10 pmHOU - DCA

1 stop5h 38mAmerican Airlines

Sat 4/261:10 pmDCA - HOU

1 stop5h 51mAmerican Airlines

Deal found 3/31

$253

Wed 4/1610:36 amHOU - DCA

1 stop24h 28mFrontier

Thu 4/176:00 pmDCA - HOU

1 stop16h 32mFrontier

Deal found 3/31

$260

Fri 6/277:50 pmIAH - DCA

Nonstop3h 09mUnited Airlines

Mon 6/307:59 pmDCA - IAH

Nonstop3h 20mUnited Airlines

Deal found 4/1

$269

Fri 5/27:05 amHOU - DCA

Nonstop3h 00mSouthwest

Sun 5/412:35 pmDCA - HOU

Nonstop3h 20mSouthwest

Deal found 3/31

$269

Thu 5/295:54 pmIAH - DCA

2 stops26h 05mAlaska Airlines

Mon 6/25:44 pmDCA - IAH

1 stop24h 10mAlaska Airlines

Deal found 4/1

$458

Best flights from Houston to Reagan-National
Discover carefully curated flight deals from Houston to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 1, 2025.

Wed 5/147:30 amIAH - DCA

1 stop5h 54mAmerican Airlines

Wed 5/145:09 pmDCA - IAH

1 stop7h 33mAmerican Airlines

Deal found 3/31

$227

Thu 5/13:20 pmIAH - DCA

1 stop6h 39mJetBlue

Mon 5/56:15 amDCA - IAH

1 stop9h 09mJetBlue

Deal found 3/31

$231

Tue 4/2910:18 amIAH - DCA

1 stop7h 24mDelta

Tue 5/66:59 amDCA - IAH

1 stop5h 06mDelta

Deal found 3/31

$237

Fri 4/2511:21 amIAH - DCA

1 stop9h 38mFrontier

Mon 4/281:00 pmDCA - IAH

1 stop11h 37mFrontier

Deal found 3/31

$238

Fri 6/277:50 pmIAH - DCA

Nonstop3h 09mUnited Airlines

Mon 6/307:59 pmDCA - IAH

Nonstop3h 20mUnited Airlines

Deal found 4/1

$269

Fri 6/277:15 pmHOU - DCA

Nonstop3h 00mSouthwest

Sun 6/296:00 amDCA - HOU

Nonstop3h 10mSouthwest

Deal found 4/1

$269

Thu 5/295:54 pmIAH - DCA

2 stops26h 05mAlaska Airlines

Mon 6/25:44 pmDCA - IAH

1 stop24h 10mAlaska Airlines

Deal found 4/1

$458

Tue 4/2910:13 amHOU - DCA

1 stop7h 07mDelta

Tue 5/67:59 amDCA - HOU

1 stop6h 54mDelta

Deal found 3/31

$237

Tue 4/222:10 pmHOU - DCA

1 stop5h 38mAmerican Airlines

Sat 4/261:10 pmDCA - HOU

1 stop5h 51mAmerican Airlines

Deal found 3/31

$253

Wed 4/1610:36 amHOU - DCA

1 stop24h 28mFrontier

Thu 4/176:00 pmDCA - HOU

1 stop16h 32mFrontier

Deal found 3/31

$260

Last-minute flights from Houston to Reagan-National
Discover last-minute flight deals from Houston to Reagan-National. Data last updated April 1, 2025 and is based on user searches.

Wed 4/910:17 pmIAH - DCA

1 stop12h 47mFrontier

Wed 4/161:03 pmDCA - IAH

1 stop9h 24mFrontier

Deal found 3/31

$268

Wed 4/910:36 amHOU - DCA

1 stop10h 23mFrontier

Tue 4/151:03 pmDCA - HOU

1 stop21h 29mFrontier

Deal found 3/31

$270

Wed 4/98:05 amHOU - DCA

Nonstop3h 00mSouthwest

Tue 4/156:00 amDCA - HOU

Nonstop3h 25mSouthwest

Deal found 3/31

$529

Wed 4/97:30 amIAH - DCA

Nonstop3h 07mUnited Airlines

Tue 4/158:15 amDCA - IAH

Nonstop3h 32mUnited Airlines

Deal found 3/31

$608

Fri 4/1110:18 amHOU - DCA

1 stop5h 09mAmerican Airlines

Mon 4/147:01 pmDCA - HOU

1 stop5h 55mAmerican Airlines

Deal found 3/31

$549

Fri 4/116:00 amHOU - DCA

2 stops11h 27mDelta

Sun 4/138:59 amDCA - HOU

1 stop5h 47mDelta

Deal found 4/1

$879

Fri 4/116:48 pmIAH - DCA

2 stops22h 10mAlaska Airlines

Mon 4/145:55 pmDCA - IAH

1 stop31h 04mAlaska Airlines

Deal found 3/31

$1,290

Wed 4/1610:36 amHOU - DCA

1 stop24h 28mFrontier

Thu 4/176:00 pmDCA - HOU

1 stop16h 32mFrontier

Deal found 3/31

$260

Tue 4/222:10 pmHOU - DCA

1 stop5h 38mAmerican Airlines

Sat 4/261:10 pmDCA - HOU

1 stop5h 51mAmerican Airlines

Deal found 3/31

$253

Tue 4/227:57 pmIAH - DCA

Nonstop3h 02mUnited Airlines

Wed 4/2311:05 amDCA - IAH

Nonstop3h 31mUnited Airlines

Deal found 3/31

$269

Thu 4/246:34 amIAH - DCA

1 stop8h 36mAmerican Airlines

Thu 4/247:01 pmDCA - IAH

1 stop5h 42mAmerican Airlines

Deal found 3/31

$366

Fri 4/2511:21 amIAH - DCA

1 stop9h 38mFrontier

Mon 4/281:00 pmDCA - IAH

1 stop11h 37mFrontier

Deal found 3/31

$238

One-way flights from Houston to Reagan-National
Search for one-way flight options from Houston to Reagan-National. Find affordable one-way fares based on user searches. Data last updated April 1, 2025.

Wed 4/3010:06 amIAH - DCA

1 stop5h 04mAmerican Airlines

Deal found 3/31

$109

Thu 5/86:00 amIAH - DCA

1 stop9h 59mFrontier

Deal found 3/31

$114

Wed 4/306:00 amHOU - DCA

1 stop7h 37mDelta

Deal found 4/1

$119

Thu 5/17:30 amIAH - DCA

Nonstop3h 06mUnited Airlines

Deal found 4/1

$135

Wed 5/1411:55 amHOU - DCA

Nonstop2h 55mSouthwest

Deal found 4/1

$135

Tue 6/1711:40 amIAH - DCA

1 stop7h 20mJetBlue

Deal found 3/31

$136

Wed 4/1610:36 amHOU - DCA

1 stop10h 23mFrontier

Deal found 3/31

$136

Sat 5/176:31 pmHOU - DCA

1 stop5h 15mAmerican Airlines

Deal found 4/1

$145

Mon 7/1412:51 pmIAH - DCA

1 stop5h 27mDelta

Deal found 4/1

$155

Fri 5/165:54 pmIAH - DCA

2 stops26h 05mAlaska Airlines

Deal found 3/31

$257

Mon 5/125:00 amHOU - DCA

2 stops10h 29mAlaska Airlines

Deal found 4/1

$13,661

Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Wed 5/14

7:30 am-2:24 pm

1 stop5h 54m

Washington, D.C. Reagan-National

Wed 5/14

5:09 pm-11:42 pm

1 stop7h 33m

$227

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Thu 5/1

3:20 pm-10:59 pm

1 stop6h 39m

Washington, D.C. Reagan-National

Mon 5/5

6:15 am-2:24 pm

1 stop9h 09m

$231

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Tue 4/29

10:18 am-6:42 pm

1 stop7h 24m

Washington, D.C. Reagan-National

Tue 5/6

6:59 am-11:05 am

1 stop5h 06m

$237

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Tue 4/29

10:13 am-6:20 pm

1 stop7h 07m

Washington, D.C. Reagan-National

Tue 5/6

7:59 am-1:53 pm

1 stop6h 54m

$237

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Fri 4/25

11:21 am-9:59 pm

1 stop9h 38m

Washington, D.C. Reagan-National

Mon 4/28

1:00 pm-11:37 pm

1 stop11h 37m

$238

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Tue 4/22

2:10 pm-8:48 pm

1 stop5h 38m

Washington, D.C. Reagan-National

Sat 4/26

1:10 pm-6:01 pm

1 stop5h 51m

$253

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Wed 4/16

10:36 am-12:04 pm

1 stop24h 28m

Washington, D.C. Reagan-National

Thu 4/17

6:00 pm-9:32 am

1 stop16h 32m

$260

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Fri 6/27

7:50 pm-11:59 pm

Nonstop3h 09m

Washington, D.C. Reagan-National

Mon 6/30

7:59 pm-10:19 pm

Nonstop3h 20m

$269

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Fri 5/2

7:05 am-11:05 am

Nonstop3h 00m

Washington, D.C. Reagan-National

Sun 5/4

12:35 pm-2:55 pm

Nonstop3h 20m

$269

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Thu 5/29

5:54 pm-8:59 pm

2 stops26h 05m

Washington, D.C. Reagan-National

Mon 6/2

5:44 pm-4:54 pm

1 stop24h 10m

$458

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 21 results

The best insider tips for Houston to Washington, D.C. Reagan-National Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Houston to Washington, D.C. Reagan-National Airport trip

Airports

IAH

Check security wait times on the IAH website to streamline your departure process.

DCA

Use the Metro for affordable and easy access from DCA to downtown D.C. and nearby Maryland.

Our travel experts

Evie Carrick

Expert on IAH

Emily Zemler

Expert on DCA

Best time to book a flight from Houston to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Houston 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 to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Houston to Washington, D.C. Reagan-National Airport?

Booking 44 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Washington, D.C. Reagan-National Airport. 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 to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from Houston to Washington, D.C. Reagan-National Airport (average of $278). Flying from Houston to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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 HOU to DCA?

A simple way to save on the total cost of your ticket is to fly from Houston to Washington, D.C. Reagan-National Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Houston to Washington, D.C. Reagan-National Airport?

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

Rainfall in Reagan-National by month

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport 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. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, 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 Reagan-National

See what other customers who have flown with Alaska Airlines, Southwest and Delta from Houston to Washington, D.C. have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,823 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,823 reviews

Alaska Airlines

8.0

Very good

9,823 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,276 reviews

Alaska Airlines

8.0

Very good

9,823 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,899 reviews

Alaska Airlines

8.0

Very good

9,823 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,615 reviews

Alaska Airlines

8.0

Very good

9,823 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

JetBlue

7.3

Good

2,924 reviews

Alaska Airlines

8.0

Very good

9,823 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What are the cheapest airlines flying from Houston to Washington, D.C. Reagan-National Airport round-trip?
Our cheapest airline available from Houston to Washington, D.C. Reagan-National Airport is American Airlines. Our recent data shows that you can find tickets from as low as $227 on this airline. Additional options worth looking into are JetBlue and Delta, starting at $231 and $237 round-trip. American Airlines is priced at 39% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Houston to Washington, D.C. Reagan-National Airport one-way?
To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $109. Frontier flights start at $114 while deals on Delta start at $119 one-way.
What are the cheapest flights from Houston to Washington, D.C. Reagan-National Airport?
While on average a flight from Houston to Washington, D.C. Reagan-National Airport is generally $267, our data shows the cheapest flight currently is $123. When looking at the most popular route, (Houston Hobby - Washington, D.C. Reagan-National), you can expect to pay $231 for that flight.
Can I find deals for flights from Houston to Reagan-National that include hotel bookings?
Yes. In addition to deals on Houston to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Houston to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Reagan-National.
Can I find deals for business class flights from Houston to Reagan-National?
Yes. Cheapflights offers flight deals from Houston to Reagan-National 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 to Washington, D.C. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from Houston to Washington, D.C. Reagan-National Airport (average of $278). Flying from Houston to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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.

See more FAQs

Arlington

Alexandria

Fairfax

Tysons

Springfield

Rockville

Fredericksburg

Woodbridge

Gaithersburg

Linthicum Heights

Silver Spring

Falls Church

Laurel

Easton

Herndon

Bowie

Gettysburg

National Harbor

Oxon Hill

Reston

Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from Houston to Reagan-National

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$67	Average$202	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$128	Average$251	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$144	Average$338	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$248	Average$495	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$248	Average$359	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$249	Average$422	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$109+ Cheap flights from Houston to Reagan-National (DCA)

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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Houston to Reagan-National with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Houston to Washington, D.C. Reagan-National are usually found in February or April, booked 44 days in advance, depart on a Thursday or Tuesday and return on a Friday

Cheap flight deals from Houston to Reagan-National

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Houston to Reagan-National

Cheapest flights from Houston to Reagan-NationalExplore the most affordable flight options available from Houston to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.

Explore the most affordable flight options available from Houston to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston to Washington, D.C. Reagan-National Airport that are best for you.

The best insider tips for Houston to Washington, D.C. Reagan-National Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Houston to Washington, D.C. Reagan-National Airport trip

Airports

IAH

DCA

Our travel experts

Best time to book a flight from Houston to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Houston with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Houston to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Houston to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from Houston to Reagan-National. Price data was last updated on March 28, 2025.

What is the cheapest month to book a flight from Houston to Washington, D.C. Reagan-National Airport?

What is the cheapest time of day to fly from HOU to DCA?

Find hourly flight availability from Houston to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 1, 2025.

What is the cheapest day to fly from Houston to Washington, D.C. Reagan-National Airport?

Use this chart to determine the cheapest time to fly round-trip from Houston to Reagan-National. Price data was last updated on December 16, 2024.

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

Reviews of airlines servicing Reagan-National

See what other customers who have flown with Alaska Airlines, Southwest and Delta from Houston to Washington, D.C. have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Houston to Reagan-National. 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 to Washington, D.C. Reagan-National Airport round-trip?

What are the cheapest airlines to fly from Houston to Washington, D.C. Reagan-National Airport one-way?

What are the cheapest flights from Houston to Washington, D.C. Reagan-National Airport?

Can I find deals for flights from Houston to Reagan-National that include hotel bookings?

How can I find direct flights from Houston to Reagan-National?

Can I find deals for business class flights from Houston to Reagan-National?

What is the cheapest month to book a flight from Houston to Washington, D.C. Reagan-National Airport?

Traveling to a place near Houston?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Houston to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Houston to Reagan-National

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Houston to Reagan-National
Explore the most affordable flight options available from Houston to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.