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$81+ Cheap flights from Dulles Intl (IAD) to Dallas/Fort Worth (DFW)

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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DFW
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
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Find cheap flights from Dulles Intl to Dallas/Fort Worth 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

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3. Compare prices and book

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Dallas/Fort Worth are usually found in August or September, booked 88 days in advance, depart on a Friday or Saturday and return on a Friday

Cheap flight deals from Dulles Intl to Dallas/Fort Worth

Cheapest flights from Dulles Intl to Dallas/Fort Worth
Explore the most affordable flight options available from Dulles Intl to Dallas/Fort Worth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 9, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:58 pmIAD - DFW
1 stop28h 56mFrontier
Sun 1/115:02 pmDFW - IAD
Nonstop2h 54mFrontier
Deal found 12/7$138
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:58 pmIAD - DFW
1 stop28h 56mMultiple Airlines
Sat 1/178:40 pmDFW - IAD
1 stop14h 03mMultiple Airlines
Deal found 12/7$154
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/169:00 amIAD - DFW
1 stop14h 54mFrontier
Sun 1/115:02 pmDFW - IAD
Nonstop2h 54mFrontier
Deal found 12/7$155
This Frontier deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/149:20 pmIAD - DFW
1 stop11h 21mFrontier
Sun 1/115:02 pmDFW - IAD
Nonstop2h 54mFrontier
Deal found 12/7$160
This Priceline deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:37 pmIAD - DFW
1 stop6h 22mFrontier
Mon 1/126:06 amDFW - IAD
1 stop8h 21mFrontier
Deal found 12/7$173
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:58 pmIAD - DFW
2 stops26h 01mMultiple Airlines
Sun 1/115:02 pmDFW - IAD
Nonstop2h 54mMultiple Airlines
Deal found 12/7$175
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/169:00 amIAD - DFW
1 stop14h 54mFrontier
Fri 1/96:06 amDFW - IAD
1 stop9h 40mFrontier
Deal found 12/7$179
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:35 amIAD - DFW
1 stop14h 12mMultiple Airlines
Wed 1/71:01 pmDFW - IAD
1 stop21h 27mMultiple Airlines
Deal found 12/7$182

Find flight deals from Dulles Intl to Dallas/Fort Worth

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Dallas/Fort Worth (DFW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 9, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$136
(CheapOair)

One-way from

$81
(Frontier)

Popular in

April

Cheapest in

August

Average price

$380

Good round-trip deal

$309 or less

Good one-way deal

$168 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Dallas/Fort Worth flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Dallas/Fort Worth flights.
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From Washington, D.C. Dulles Intl to Dallas/Fort Worth
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Dallas/Fort Worth
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Dallas/Fort Worth.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Dallas/Fort Worth.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Dallas/Fort Worth that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport that are best for you.

Fly from

Dulles Intl

Fly to

Dallas/Fort Worth

Route

Depart

Return

Price

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Fri 1/9

8:20 am-11:09 am

Nonstop3h 49m

Dallas/Fort Worth

Sun 1/11

5:22 pm-9:09 pm

Nonstop2h 47m

$197

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Thu 1/29

12:55 pm-3:41 pm

Nonstop3h 46m

Dallas/Fort Worth

Thu 2/5

7:25 am-11:15 am

Nonstop2h 50m

$197

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Thu 1/22

8:20 am-11:09 am

Nonstop3h 49m

Dallas/Fort Worth

Tue 1/27

12:18 pm-4:07 pm

Nonstop2h 49m

$197

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Sun 1/11

5:50 pm-8:40 pm

Nonstop3h 50m

Dallas/Fort Worth

Thu 1/22

7:25 am-11:15 am

Nonstop2h 50m

$197

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Fri 1/30

12:55 pm-3:41 pm

Nonstop3h 46m

Dallas/Fort Worth

Tue 2/3

7:25 am-11:15 am

Nonstop2h 50m

$197

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Thu 1/15

6:00 am-10:56 am

1 stop5h 56m

Dallas/Fort Worth

Sun 1/18

5:25 am-11:37 am

1 stop5h 12m

$217

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Thu 1/15

6:00 am-10:56 am

1 stop5h 56m

Dallas/Fort Worth

Tue 1/20

6:35 pm-12:24 am

1 stop4h 49m

$217

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Fri 1/9

6:20 am-10:46 am

1 stop5h 26m

Dallas/Fort Worth

Mon 1/12

1:42 pm-8:37 pm

1 stop5h 55m

$217

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Thu 1/22

6:00 am-10:46 am

1 stop5h 46m

Dallas/Fort Worth

Tue 1/27

5:00 pm-11:06 pm

1 stop5h 06m

$217

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Tue 2/10

5:50 pm-8:40 pm

Nonstop3h 50m

Dallas/Fort Worth

Fri 2/13

7:45 am-11:41 am

Nonstop2h 56m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Showing 1-10 of 21 results
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Compare providers for flights from Dulles Intl to Dallas/Fort Worth

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 Dulles Intl to Dallas/Fort Worth in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 Washington, D.C. Dulles Intl Airport-Dallas/Fort Worth Airport flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Washington, D.C. Dulles Intl Airport-Dallas/Fort Worth Airport flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Dallas/Fort Worth Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Dallas/Fort Worth Airport flights, Cheapflights users trust CheapOair the most. CheapOair 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 Washington, D.C. Dulles Intl Airport-Dallas/Fort Worth Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Dallas/Fort Worth

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

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Dallas/Fort Worth. Price data was last updated on December 5, 2025.

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth 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 Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport?

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport (average of $90). Flying from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport in December is currently the most expensive (average of $196). 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 IAD to DFW?

Find hourly flight availability from Dulles Intl to Dallas/Fort Worth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 9, 2025.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 73% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Dallas/Fort Worth. Price data was last updated on December 6, 2025.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport flight should consider departing on Thursday at noon 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.

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

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport trip
Airports
IAD

In the afternoon and evening, IAD's check-in area can be crowded, so plan extra time for security and check-in.

Read more about IADBy Ramsey Qubein
DFW

For quick access to Dallas, use the DART Orange Line from Terminal A, connecting downtown Dallas to DFW Airport.

Read more about DFWBy Chris Dong
Our travel experts
Chris Dong

Chris Dong

Expert on DFW

Chris Dong

Chris Dong

Chris is a consumer travel reporter covering aviation, trending travel news, hotels, and loyalty programs—all for leading global publications like Travel + Leisure, The Washington Post, AFAR, and more. In addition to writing, Chris is a video host for Travel + Leisure, giving consumers an inside look at the latest in air travel.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Dallas/Fort Worth

Get insights into the airlines that provide service to Dallas/Fort Worth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dallas/Fort Worth. Reviews last updated December 9, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,092 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,048 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Spirit Airlines
6.3
Okay
8,174 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.8
Fair
3,085 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Dallas/Fort Worth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport?

    A quick flight from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport can take about 3h 49m. United Airlines provides one of the quickest options available for as low as $197. The distance between Washington, D.C. Dulles Intl Airport and Dallas/Fort Worth Airport is about 1169 mi. Generally, flights for this route are nonstop.

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

    Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport is Spirit Airlines. Our recent data shows that you can find tickets from as low as $47 on this airline. Additional options worth looking into are Frontier and American Airlines, starting at $83 and $165 round-trip. You may be able to fly from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport for 83% less than the average price by searching for these airlines.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $48. Users have also found prices from $74 and $80 on American Airlines and Spirit Airlines, respectively.

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

    Before booking your flight to Dallas/Fort Worth Airport from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: GOL (96%), Iberia (88%), Qantas Airways( 87%).

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

    On average you can expect to pay $1,053 for a flight from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport. The cheapest flight overall is $65 while the most popular route, (Washington, D.C. Dulles Intl - Dallas/Fort Worth) is currently priced at $89.

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

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

  • How can I find direct flights from Dulles Intl to Dallas/Fort Worth?

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

  • Can I find deals for business class flights from Dulles Intl to Dallas/Fort Worth?

    Yes. Cheapflights offers flight deals from Dulles Intl to Dallas/Fort Worth 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 Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport (average of $90). Flying from Washington, D.C. Dulles Intl Airport to Dallas/Fort Worth Airport in December is currently the most expensive (average of $196). 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

Traveling to a place near Dallas/Fort Worth Airport?

Book flights to Dallas/Fort Worth Airport if you plan to visit one of these locations
Fort Worth
Arlington
Rockwall
Allen
Garland
Frisco
Mansfield
Cedar Hill
Denton
Plano
Grapevine
McKinney
Durant
Richardson
Weatherford
Sherman
Burleson
Granbury
Cleburne
Sunnyvale

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Alternative routes for Dulles Intl to Dallas/Fort Worth

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to Dallas/Fort Worth flights
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Top 5 airlines flying from Dulles Intl to Dallas/Fort Worth

Discover the top 5 airlines that operate flights from Dulles Intl to Dallas/Fort Worth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$47Average$172FlexibilityNo cancel feeOn-time65%
FrontierCheapest$93Average$166FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$165Average$291FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$197Average$371FlexibilityNo cancel feeOn-time69%
DeltaCheapest$256Average$298FlexibilityNo cancel feeOn-timeN/A

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