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Dulles Intl

$79+ Cheap flights from Dallas/Fort Worth (DFW) 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — IAD
Mar 17 — Mar 241
Mon 3/17
Mon 3/24
1 adult, Economy
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The best prices from Dallas/Fort Worth 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/Fort Worth to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Dallas/Fort Worth (DFW) to Dulles Intl (IAD). 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 March 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$112
(Cheapflightsfares)

One-way from

$79
(Cheapflightsfares)

Popular in

March

Cheapest in

February

Average price

$367

Good round-trip deal

$337 or less

Good one-way deal

$217 or less
Provider with most accurate pricing for Dallas/Fort Worth-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Dallas/Fort Worth-Washington, D.C. Dulles Intl flights.
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From Dallas/Fort Worth to Washington, D.C. Dulles Intl
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One-way flight from Dallas/Fort Worth to Washington, D.C. Dulles Intl
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Dallas/Fort Worth to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Dallas/Fort Worth to Washington, D.C. Dulles Intl.
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Find flight deals from Dallas/Fort Worth to Dulles Intl

Cheapest flights from Dallas/Fort Worth to Dulles Intl
Explore the most affordable flight options available from Dallas/Fort Worth to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/246:05 amDFW - IAD
Nonstop3h 02mFrontier
Sat 8/211:04 amIAD - DFW
Nonstop3h 17mFrontier
Deal found 3/11$112
This United Airlines deal was found by Cheapflights users on 3/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/87:20 amDFW - IAD
Nonstop2h 59mUnited Airlines
Wed 4/95:55 pmIAD - DFW
Nonstop3h 34mUnited Airlines
Deal found 3/12$237
This American Airlines deal was found by Cheapflights users on 3/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/36:30 pmDFW - IAD
Nonstop2h 44mAmerican Airlines
Mon 4/75:13 pmIAD - DFW
Nonstop3h 47mAmerican Airlines
Deal found 3/11$238
This Delta deal was found by Cheapflights users on 3/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/312:01 pmDFW - IAD
1 stop6h 40mDelta
Mon 4/77:46 pmIAD - DFW
1 stop5h 11mDelta
Deal found 3/12$257
This Mytrip deal was found by Cheapflights users on 3/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/317:00 amDFW - IAD
3 stops27h 26mMultiple Airlines
Wed 4/28:25 amIAD - DFW
3 stops30h 31mMultiple Airlines
Deal found 3/11$309
This Sun Country Air deal was found by Cheapflights users on 3/12. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1712:05 pmDFW - IAD
1 stop22h 18mSun Country Air
Mon 4/2111:37 amIAD - DFW
1 stop6h 41mSun Country Air
Deal found 3/12$345

Find flights from Dallas/Fort Worth to Dulles Intl within your budget

Customize your flight search to find flights from Dallas/Fort Worth to Dulles Intl 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 March 12, 2025.

Fly from

Dallas/Fort Worth

Fly to

Dulles Intl

Route

Depart

Return

Price

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Sat 5/24

6:05 am-10:07 am

Nonstop3h 02m

Washington, D.C. Dulles Intl

Sat 8/2

11:04 am-1:21 pm

Nonstop3h 17m

$112

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Tue 4/8

7:20 am-11:19 am

Nonstop2h 59m

Washington, D.C. Dulles Intl

Wed 4/9

5:55 pm-8:29 pm

Nonstop3h 34m

$237

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Thu 4/3

6:30 pm-10:14 pm

Nonstop2h 44m

Washington, D.C. Dulles Intl

Mon 4/7

5:13 pm-8:00 pm

Nonstop3h 47m

$238

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Thu 4/3

12:01 pm-7:41 pm

1 stop6h 40m

Washington, D.C. Dulles Intl

Mon 4/7

7:46 pm-11:57 pm

1 stop5h 11m

$257

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Mon 3/31

7:00 am-11:26 am

3 stops27h 26m

Washington, D.C. Dulles Intl

Wed 4/2

8:25 am-1:56 pm

3 stops30h 31m

$309

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

$345

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Sun 6/1

6:05 am-10:09 am

Nonstop3h 04m

$79

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Tue 5/6

7:30 am-11:29 am

Nonstop2h 59m

$119

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Thu 5/15

1:10 pm-8:57 pm

2 stops30h 47m

$126

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Thu 5/22

6:30 pm-8:17 pm

1 stop24h 47m

$131

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Showing 1-10 of 14 results
1
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Compare providers for flights from Dallas/Fort Worth to Dulles Intl

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 Dallas/Fort Worth to Dulles Intl in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 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 Dallas/Fort Worth Airport-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dallas/Fort Worth Airport-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dallas/Fort Worth Airport-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dallas/Fort Worth Airport-Washington, D.C. Dulles Intl Airport 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 Dallas/Fort Worth Airport-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Find out what our experts recommend to make the most of your Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport trip
Airports
DFW

DFW offers plenty of dining options like Twisted Root Burger Co. and Ling & Louie’s Asian Bar and Grill in Terminal A.

Read more about DFWby Chris Dong
IAD

The Washington Metro Silver Line reaches IAD in under 40 minutes, offering a cheap way to get to the city.

Read more about IADby Ramsey Qubein
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

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.

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

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

Travel insights for flights from Dallas/Fort Worth to Dulles Intl

Get recent, data-driven insights about flights from Dallas/Fort Worth to Dulles Intl including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Dallas/Fort Worth to Dulles Intl. Price data was last updated on March 7, 2025.

Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl 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 Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $388). 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?

Find hourly flight availability from Dallas/Fort Worth 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 12, 2025.

When flying from Dallas/Fort Worth Airport 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/Fort Worth Airport to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Dallas/Fort Worth to Dulles Intl. Price data was last updated on March 9, 2025.

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

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

Explore weekly flight availability from Dallas/Fort Worth 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 12, 2025.

The most flights from DFW to IAD are scheduled on a Tuesday (14 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in Dulles Intl by month

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

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

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated March 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Avelo Airlines from Dallas to Washington, D.C. to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,735 reviews

Overall

8.0

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.2

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
9,735 reviews
Alaska Airlines
8.0
Very good
9,735 reviews

Overall

8.0

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.2

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
7,953 reviews
Alaska Airlines
8.0
Very good
9,735 reviews

Overall

8.0

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.2

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
9,735 reviews

Overall

8.0

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.2

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
8,623 reviews
Alaska Airlines
8.0
Very good
9,735 reviews

Overall

8.0

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.2

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

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,735 reviews

Overall

8.0

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.2

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

Find useful and relevant information for your journey from Dallas/Fort Worth 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/Fort Worth Airport to Washington, D.C. Dulles Intl Airport round-trip?

    According to our current data, Frontier ($112), United Airlines ($237), and American Airlines ($238) offers the cheapest pricing from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport. Frontier is currently priced 65% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as $79 on Frontier. Other airlines that offer cheap prices include United Airlines from $119 and Avelo Airlines from $131 one-way.

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

    The top 3 most reliable airlines when flying from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport are Mesa Airlines (87%), United Airlines (86%) and Qantas Airways (76%).

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

    Looking at all options, your cheapest flight can be booked for $118. While the most popular route (Dallas/Fort Worth - Washington, D.C. Dulles Intl) can be booked for $78 on average our data indicates $810 when flying from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport.

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $388). 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
Arlington
Alexandria
Fairfax
Tysons
Springfield
Rockville
Gaithersburg
Fredericksburg
Linthicum Heights
Silver Spring
Woodbridge
Laurel
Falls Church
Easton
Herndon
Sterling
Bowie
Gettysburg
National Harbor
Oxon Hill

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Alternative routes for Dallas/Fort Worth to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Reagan-National flights
Dallas/Fort Worth to Baltimore flights
Love Field to Dulles Intl flights
Love Field to Baltimore flights
Love Field to Reagan-National flights

Top 5 airlines flying from Dallas/Fort Worth to Dulles Intl

Discover the top 5 airlines that operate flights from Dallas/Fort Worth to Dulles Intl. 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 March 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$189FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$107Average$224FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$201Average$319FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$217Average$388FlexibilityNo cancel feeOn-time69%
DeltaCheapest$228Average$304FlexibilityNo cancel feeOn-timeN/A
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