What are the cheapest airlines flying from Dallas to Washington, D.C. Dulles Intl Airport round-trip?

Our cheapest airline available from Dallas to Washington, D.C. Dulles Intl Airport is Frontier. Our recent data shows that you can find tickets from as low as $131 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $179 and $193 round-trip. Frontier is currently priced 59% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Dallas to Washington, D.C. Dulles Intl Airport one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $88. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Dallas to Washington, D.C. Dulles Intl Airport for a low price.

What are the cheapest flights from Dallas to Washington, D.C. Dulles Intl Airport?

Looking at all options, your cheapest flight can be booked for $79. While the most popular route (Dallas/Fort Worth - Washington, D.C. Dulles Intl) can be booked for $169 on average our data indicates $1,680 when flying from Dallas to Washington, D.C. Dulles Intl Airport.

What are the most reliable airlines from Dallas to Washington, D.C. Dulles Intl Airport?

The top 3 most reliable airlines when flying from Dallas to Washington, D.C. Dulles Intl Airport are American Airlines (79%), Qantas Airways (77%) and United Airlines (77%).

What are the most popular airlines that fly from Dallas to Washington, D.C. Dulles Intl Airport?

Consider American Airlines, Delta or Frontier when booking your flight. These represent the most popular airlines when flying from Dallas to Washington, D.C. Dulles Intl Airport.

What is the cheapest day to fly round-trip from Dallas to Washington, D.C. Dulles Intl Airport?

Travelers have found that booking a Thursday departure is the best way to save up to 66% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Dallas to Washington, D.C. Dulles Intl Airport?

February can be a great time to fly to Washington, D.C. Dulles Intl Airport from Dallas with a flight ticket averaging about $248. Cheapflights users have found deals in the month of February for as cheap as $88. The most expensive prices can be found in the month of December.

Can I find deals for flights from Dallas to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Dallas to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dallas to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas to Dulles Intl.

Can I find deals for business class flights from Dallas to Dulles Intl?

Yes. Cheapflights offers flight deals from Dallas to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$88+ Flights from Dallas to Washington, D.C. Dulles Intl Airport

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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

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Cheapflights Tip: The best prices from Dallas to Washington, D.C. Dulles Intl are usually found in February or August, booked 77 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Dallas to Dulles Intl

Round-trip from	$131 (Frontier)
One-way from	$88 (Cheapflightsfares)
Popular in	March
Cheapest in	February
Average price	$373

From Dallas to Washington, D.C. Dulles Intl

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One-way flight from Dallas to Washington, D.C. Dulles Intl

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High demand for flights, 2% potential price rise

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

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Average for round-trip flights in March 2025

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Find flight deals from Dallas to Dulles Intl

Cheapest flights from Dallas to Dulles Intl
Explore the most affordable flight options available from Dallas to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Sun 5/256:05 amDFW - IAD

Nonstop3h 02mFrontier

Wed 5/2812:47 pmIAD - DFW

Nonstop3h 28mFrontier

Deal found 3/30

$135

Sat 6/215:00 amDFW - IAD

Nonstop2h 53mAmerican Airlines

Sat 6/285:41 pmIAD - DFW

1 stop7h 30mAmerican Airlines

Deal found 3/29

$193

Thu 5/295:25 pmDFW - IAD

1 stop5h 33mUnited Airlines

Sat 5/3112:49 pmIAD - DFW

Nonstop3h 16mUnited Airlines

Deal found 3/30

$224

Thu 5/295:45 amDFW - IAD

1 stop5h 21mDelta

Tue 6/35:24 pmIAD - DFW

1 stop5h 41mDelta

Deal found 3/30

$237

Thu 5/86:00 amDAL - IAD

1 stop6h 25mSouthwest

Fri 6/65:00 amIAD - DAL

1 stop9h 05mSouthwest

Deal found 3/30

$263

Sat 10/183:45 pmDAL - IAD

1 stop4h 28mDelta

Wed 10/297:50 pmIAD - DAL

1 stop4h 51mDelta

Deal found 3/29

$269

Tue 4/1512:30 pmDFW - IAD

3 stops21h 50mMultiple Airlines

Fri 4/255:40 pmIAD - DFW

3 stops30h 34mMultiple Airlines

Deal found 3/30

$307

Thu 4/1712:05 pmDFW - IAD

1 stop22h 18mSun Country Air

Mon 4/2111:37 amIAD - DFW

1 stop6h 41mSun Country Air

Deal found 3/31

$315

Wed 4/236:23 pmDAL - IAD

1 stop29h 00mAlaska Airlines

Sun 4/276:30 amIAD - DAL

1 stop11h 53mAlaska Airlines

Deal found 3/30

$504

Best flights from Dallas to Dulles Intl
Discover carefully curated flight deals from Dallas to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 31, 2025.

Thu 6/56:05 amDFW - IAD

Nonstop3h 04mFrontier

Tue 6/1011:09 amIAD - DFW

Nonstop3h 21mFrontier

Deal found 3/31

$131

Wed 4/307:20 amDFW - IAD

Nonstop2h 59mUnited Airlines

Tue 5/612:52 pmIAD - DFW

Nonstop3h 32mUnited Airlines

Deal found 3/31

$179

Sat 6/213:35 pmDFW - IAD

1 stop7h 24mAmerican Airlines

Tue 6/246:27 amIAD - DFW

Nonstop3h 16mAmerican Airlines

Deal found 3/30

$193

Thu 5/295:59 pmDFW - IAD

1 stop5h 29mDelta

Sat 5/311:20 pmIAD - DFW

1 stop7h 55mDelta

Deal found 3/31

$237

Thu 5/86:00 amDAL - IAD

1 stop6h 25mSouthwest

Fri 6/65:00 amIAD - DAL

1 stop9h 05mSouthwest

Deal found 3/30

$263

Tue 4/1512:30 pmDFW - IAD

3 stops21h 50mMultiple Airlines

Fri 4/255:40 pmIAD - DFW

3 stops30h 34mMultiple Airlines

Deal found 3/30

$307

Thu 4/1712:05 pmDFW - IAD

1 stop22h 18mSun Country Air

Mon 4/2111:37 amIAD - DFW

1 stop6h 41mSun Country Air

Deal found 3/31

$315

Wed 4/236:23 pmDAL - IAD

1 stop29h 00mAlaska Airlines

Sun 4/276:30 amIAD - DAL

1 stop11h 53mAlaska Airlines

Deal found 3/30

$504

Thu 9/46:37 pmDAL - IAD

1 stop4h 33mDelta

Sat 9/207:50 pmIAD - DAL

1 stop4h 51mDelta

Deal found 3/29

$269

Last-minute flights from Dallas to Dulles Intl
Discover last-minute flight deals from Dallas to Dulles Intl. Data last updated March 31, 2025 and is based on user searches.

Sat 4/57:20 amDFW - IAD

Nonstop2h 59mUnited Airlines

Sat 4/195:17 pmIAD - DFW

Nonstop3h 44mUnited Airlines

Deal found 3/31

$484

Sat 4/56:00 amDAL - IAD

1 stop5h 59mDelta

Wed 4/96:00 amIAD - DAL

1 stop6h 05mDelta

Deal found 3/29

$609

Mon 4/73:35 pmDFW - IAD

1 stop4h 47mDelta

Thu 4/107:46 pmIAD - DFW

1 stop5h 11mDelta

Deal found 3/31

$583

Mon 4/71:40 pmDFW - IAD

2 stops15h 00mAlaska Airlines

Thu 4/177:31 amIAD - DFW

2 stops23h 11mAlaska Airlines

Deal found 3/31

$875

Tue 4/81:40 pmDFW - IAD

1 stop26h 22mFrontier

Tue 4/157:22 pmIAD - DFW

1 stop26h 18mFrontier

Deal found 3/30

$302

Tue 4/81:40 pmDFW - IAD

1 stop5h 01mAmerican Airlines

Mon 9/87:09 amIAD - DFW

Nonstop3h 11mAmerican Airlines

Deal found 3/31

$438

Tue 4/81:40 pmDAL - IAD

1 stop7h 55mSouthwest

Tue 4/157:50 amIAD - DAL

1 stop6h 40mSouthwest

Deal found 3/30

$514

Thu 4/107:17 amDFW - IAD

3 stops27h 03mMultiple Airlines

Sun 4/1312:55 pmIAD - DFW

3 stops35h 19mMultiple Airlines

Deal found 3/31

$447

Sat 4/1210:16 pmDFW - IAD

1 stop11h 39mFrontier

Sat 4/1911:11 amIAD - DFW

1 stop9h 29mFrontier

Deal found 3/31

$300

Thu 4/1712:05 pmDFW - IAD

1 stop22h 18mSun Country Air

Mon 4/2111:37 amIAD - DFW

1 stop6h 41mSun Country Air

Deal found 3/31

$315

Fri 4/187:40 amDFW - IAD

1 stop5h 55mMultiple Airlines

Mon 4/2111:37 amIAD - DFW

1 stop6h 41mMultiple Airlines

Deal found 3/31

$330

Wed 4/236:23 pmDAL - IAD

1 stop29h 00mAlaska Airlines

Sun 4/276:30 amIAD - DAL

1 stop11h 53mAlaska Airlines

Deal found 3/30

$504

One-way flights from Dallas to Dulles Intl
Search for one-way flight options from Dallas to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated March 31, 2025.

Fri 5/236:05 amDFW - IAD

Nonstop3h 02mFrontier

Deal found 3/30

$88

Wed 4/305:24 pmDFW - IAD

Nonstop3h 01mUnited Airlines

Deal found 3/31

$90

Wed 5/285:00 amDFW - IAD

1 stop7h 22mAmerican Airlines

Deal found 3/30

$102

Fri 7/46:00 amDAL - IAD

1 stop6h 15mSouthwest

Deal found 3/30

$105

Thu 5/295:45 amDFW - IAD

1 stop5h 21mDelta

Deal found 3/31

$119

Fri 5/306:30 pmDAL - IAD

1 stop4h 58mDelta

Deal found 3/31

$119

Thu 6/56:30 pmDFW - IAD

1 stop24h 47mAvelo Airlines

Deal found 3/31

$126

Tue 4/2912:30 pmDFW - IAD

3 stops21h 50mMultiple Airlines

Deal found 3/30

$127

Sun 4/208:30 amDFW - IAD

1 stop25h 13mSun Country Air

Deal found 3/30

$188

Tue 5/207:30 amDFW - IAD

2 stops15h 29mAlaska Airlines

Deal found 3/30

$262

Fri 4/256:23 pmDAL - IAD

1 stop12h 20mAlaska Airlines

Deal found 3/31

$266

Cheapflights Fare Finder

Use the filters below to find and compare flights from Dallas to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Thu 6/5

6:05 am-10:09 am

Nonstop3h 04m

Washington, D.C. Dulles Intl

Tue 6/10

11:09 am-1:30 pm

Nonstop3h 21m

$131

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Tue 4/29

6:54 pm-10:42 pm

Nonstop2h 48m

Washington, D.C. Dulles Intl

Tue 5/6

6:17 am-8:48 am

Nonstop3h 31m

$179

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Fri 5/30

5:25 pm-11:58 pm

1 stop5h 33m

Washington, D.C. Dulles Intl

Wed 6/4

5:20 pm-7:38 pm

Nonstop3h 18m

$194

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Tue 4/29

5:30 am-11:31 am

1 stop5h 01m

Washington, D.C. Dulles Intl

Tue 5/6

9:20 am-2:33 pm

1 stop6h 13m

$237

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Thu 5/8

6:00 am-1:25 pm

1 stop6h 25m

Washington, D.C. Dulles Intl

Fri 6/6

5:00 am-1:05 pm

1 stop9h 05m

$263

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Thu 9/4

6:37 pm-12:10 am

1 stop4h 33m

Washington, D.C. Dulles Intl

Tue 9/16

7:50 pm-11:41 pm

1 stop4h 51m

$269

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Thu 4/17

12:05 pm-11:23 am

1 stop22h 18m

Washington, D.C. Dulles Intl

Mon 4/21

11:37 am-5:18 pm

1 stop6h 41m

$315

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Thu 5/15

7:28 pm-8:57 pm

2 stops24h 29m

Washington, D.C. Dulles Intl

Mon 5/19

5:40 pm-10:43 pm

3 stops30h 03m

$319

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Wed 4/23

6:23 pm-12:23 am

1 stop29h 00m

Washington, D.C. Dulles Intl

Sun 4/27

6:30 am-5:23 pm

1 stop11h 53m

$504

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Fri 5/23

6:05 am-10:07 am

Nonstop3h 02m

$89

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 20 results

The best insider tips for Dallas to Washington, D.C. Dulles Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Dallas to Washington, D.C. Dulles Intl Airport trip

Airports

DFW

DFW offers convenient access via the DART Orange Line to Terminal A, making it easier to reach the airport from downtown Dallas.

IAD

The Washington Metro's Silver line reaches IAD in under 40 minutes, offering a cost-effective way to travel to and from the airport.

Our travel experts

Chris Dong

Expert on DFW

Ramsey Qubein

Expert on IAD

Best time to book a flight from Dallas to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Dallas 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 Dallas to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Dallas to Washington, D.C. Dulles Intl Airport?

The price you pay for your flight from Dallas to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Dallas to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Dallas to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Dallas to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). 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 DFW to IAD?

When flying from Dallas to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 73% versus a flight at noon.

What is the cheapest day to fly from Dallas to Washington, D.C. Dulles Intl Airport?

Travelers seeking maximum savings on their Dallas to Washington, D.C. Dulles Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Dallas to Washington, D.C. Dulles Intl Airport

The most flights from A78 to IAD are scheduled on a Monday (13 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Dulles Intl by month

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl 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. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

If weather is an important factor for your trip to Washington, D.C. Dulles Intl 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 Dulles Intl

Read through reviews of airlines operating flights from Dallas to Washington, D.C., such as Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,818 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

9,818 reviews

Alaska Airlines

8.0

Very good

9,818 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

4,277 reviews

Alaska Airlines

8.0

Very good

9,818 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

9,818 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

Avelo Airlines

7.5

Good

Alaska Airlines

8.0

Very good

9,818 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

8,614 reviews

Alaska Airlines

8.0

Very good

9,818 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 Dallas to Washington, D.C. Dulles Intl Airport round-trip?
Our cheapest airline available from Dallas to Washington, D.C. Dulles Intl Airport is Frontier. Our recent data shows that you can find tickets from as low as $131 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $179 and $193 round-trip. Frontier is currently priced 59% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Dallas to Washington, D.C. Dulles Intl Airport one-way?
The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $88. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Dallas to Washington, D.C. Dulles Intl Airport for a low price.
What are the most reliable airlines from Dallas to Washington, D.C. Dulles Intl Airport?
The top 3 most reliable airlines when flying from Dallas to Washington, D.C. Dulles Intl Airport are American Airlines (79%), Qantas Airways (77%) and United Airlines (77%).
What are the cheapest flights from Dallas to Washington, D.C. Dulles Intl Airport?
Looking at all options, your cheapest flight can be booked for $79. While the most popular route (Dallas/Fort Worth - Washington, D.C. Dulles Intl) can be booked for $169 on average our data indicates $1,680 when flying from Dallas to Washington, D.C. Dulles Intl Airport.
Can I find deals for flights from Dallas to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Dallas to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dallas to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas to Dulles Intl.
Can I find deals for business class flights from Dallas to Dulles Intl?
Yes. Cheapflights offers flight deals from Dallas to Dulles Intl 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 Dallas to Washington, D.C. Dulles Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Dallas to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Dallas to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). 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

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Rockville

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Gettysburg

National Harbor

Oxon Hill

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Dallas to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$58	Average$178	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$107	Average$224	FlexibilityNo cancel fee	On-time65%
American Airlines	Cheapest$198	Average$320	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$217	Average$384	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$236	Average$370	FlexibilityNo cancel fee	On-timeN/A

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$88+ Cheap flights from Dallas to Dulles Intl (IAD)

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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dallas to Dulles Intl 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 Dallas to Washington, D.C. Dulles Intl are usually found in February or August, booked 77 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Dallas to Dulles Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Dallas to Dulles Intl

Cheapest flights from Dallas to Dulles IntlExplore the most affordable flight options available from Dallas to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Explore the most affordable flight options available from Dallas to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Dallas to Washington, D.C. Dulles Intl Airport that are best for you.

The best insider tips for Dallas to Washington, D.C. Dulles Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Dallas to Washington, D.C. Dulles Intl Airport trip

Airports

DFW

IAD

Our travel experts

Best time to book a flight from Dallas to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Dallas with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Dallas to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Dallas to Washington, D.C. Dulles Intl Airport?

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

What is the cheapest month to book a flight from Dallas to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to fly from DFW to IAD?

Find hourly flight availability from Dallas to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

What is the cheapest day to fly from Dallas to Washington, D.C. Dulles Intl Airport?

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

Weekly flight availability from Dallas to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Dallas to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 31, 2025.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Dulles Intl

Read through reviews of airlines operating flights from Dallas to Washington, D.C., such as Alaska Airlines, Southwest and Delta. Users have also rated airlines 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 Dallas to Dulles Intl. 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 Dallas to Washington, D.C. Dulles Intl Airport round-trip?

What are the cheapest airlines to fly from Dallas to Washington, D.C. Dulles Intl Airport one-way?

What are the most reliable airlines from Dallas to Washington, D.C. Dulles Intl Airport?

What are the cheapest flights from Dallas to Washington, D.C. Dulles Intl Airport?

Can I find deals for flights from Dallas to Dulles Intl that include hotel bookings?

How can I find direct flights from Dallas to Dulles Intl?

Can I find deals for business class flights from Dallas to Dulles Intl?

What is the cheapest month to book a flight from Dallas to Washington, D.C. Dulles Intl Airport?

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Top 5 airlines flying from Dallas to Dulles Intl

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Cheapest flights from Dallas to Dulles Intl
Explore the most affordable flight options available from Dallas to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.