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

The most popular airlines flying from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport are American Airlines, Delta and Frontier. Something to consider prior to booking your flight.

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

Travelers have found that booking a Wednesday departure is the best way to save up to 73% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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.

$69+ Flights from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport

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1. Tell us where you want to go

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

Cheap flight deals from Dallas/Fort Worth to Dulles Intl

Round-trip from	$121 (Cheapflightsfares)
One-way from	$69 (American Airlines)
Popular in	December
Cheapest in	February
Average price	$273
Good round-trip deal	$168 or less
Good one-way deal	$115 or less

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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Highest demand for flights based on searches. 10% potential increase in price ($33 potential increase over avg. RT price).

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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 June 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 June 12, 2025.

Thu 8/146:05 amDFW - IAD

Nonstop3h 02mFrontier

Sat 8/2312:57 pmIAD - DFW

Nonstop3h 17mFrontier

Deal found 6/12

$121

Tue 8/56:45 pmDFW - IAD

Nonstop3h 01mAmerican Airlines

Sat 8/96:27 amIAD - DFW

Nonstop3h 10mAmerican Airlines

Deal found 6/11

$144

Sat 7/127:30 amDFW - IAD

Nonstop3h 02mUnited Airlines

Tue 7/155:45 pmIAD - DFW

Nonstop3h 18mUnited Airlines

Deal found 6/10

$149

Wed 7/25:30 amDFW - IAD

1 stop5h 23mDelta

Sat 7/57:10 amIAD - DFW

1 stop6h 05mDelta

Deal found 6/10

$237

Best flights from Dallas/Fort Worth to Dulles Intl
Discover carefully curated flight deals from Dallas/Fort Worth to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Thu 8/146:05 amDFW - IAD

Nonstop3h 02mFrontier

Sat 8/2312:57 pmIAD - DFW

Nonstop3h 17mFrontier

Deal found 6/11

$121

Tue 8/56:45 pmDFW - IAD

Nonstop3h 01mAmerican Airlines

Sat 8/96:27 amIAD - DFW

Nonstop3h 10mAmerican Airlines

Deal found 6/11

$144

Sat 7/127:30 amDFW - IAD

Nonstop3h 02mUnited Airlines

Tue 7/155:45 pmIAD - DFW

Nonstop3h 18mUnited Airlines

Deal found 6/10

$149

Wed 7/25:30 amDFW - IAD

1 stop5h 23mDelta

Sat 7/57:10 amIAD - DFW

1 stop6h 05mDelta

Deal found 6/10

$237

Last-minute flights from Dallas/Fort Worth to Dulles Intl
Discover last-minute flight deals from Dallas/Fort Worth to Dulles Intl. Data last updated June 12, 2025 and is based on user searches.

Thu 6/196:40 pmDFW - IAD

Nonstop2h 59mAmerican Airlines

Tue 7/226:27 amIAD - DFW

Nonstop3h 13mAmerican Airlines

Deal found 6/11

$263

Thu 6/197:30 amDFW - IAD

Nonstop3h 02mUnited Airlines

Tue 7/18:45 amIAD - DFW

Nonstop3h 17mUnited Airlines

Deal found 6/12

$362

Thu 6/196:55 pmDFW - IAD

1 stop15h 24mSun Country Air

Wed 6/2512:40 pmIAD - DFW

1 stop21h 11mSun Country Air

Deal found 6/10

$435

Fri 6/208:29 pmDFW - IAD

2 stops23h 23mMultiple Airlines

Mon 6/234:54 pmIAD - DFW

2 stops31h 06mMultiple Airlines

Deal found 6/10

$386

Sat 6/217:25 amDFW - IAD

Nonstop3h 04mFrontier

Sat 8/212:27 pmIAD - DFW

Nonstop3h 17mFrontier

Deal found 6/11

$227

Sat 6/214:25 pmDFW - IAD

1 stop5h 54mDelta

Mon 6/305:29 pmIAD - DFW

1 stop7h 48mDelta

Deal found 6/11

$297

Wed 7/25:30 amDFW - IAD

1 stop5h 23mDelta

Thu 7/176:00 amIAD - DFW

1 stop5h 23mDelta

Deal found 6/11

$237

Fri 7/116:05 amDFW - IAD

Nonstop3h 02mFrontier

Mon 7/1411:04 amIAD - DFW

Nonstop3h 17mFrontier

Deal found 6/11

$126

Fri 7/113:30 pmDFW - IAD

1 stop19h 13mSun Country Air

Sat 7/1912:46 pmIAD - DFW

1 stop21h 11mSun Country Air

Deal found 6/9

$305

Sat 7/127:30 amDFW - IAD

Nonstop3h 02mUnited Airlines

Tue 7/158:45 amIAD - DFW

Nonstop3h 17mUnited Airlines

Deal found 6/11

$149

Sat 7/127:00 amDFW - IAD

Nonstop2h 59mAmerican Airlines

Tue 7/156:44 pmIAD - DFW

Nonstop3h 14mAmerican Airlines

Deal found 6/10

$150

One-way flights from Dallas/Fort Worth to Dulles Intl
Search for one-way flight options from Dallas/Fort Worth to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Wed 9/106:53 pmDFW - IAD

Nonstop2h 56mAmerican Airlines

Deal found 6/11

$69

Sat 8/237:25 amDFW - IAD

Nonstop3h 01mUnited Airlines

Deal found 6/10

$70

Thu 7/36:05 amDFW - IAD

Nonstop3h 04mFrontier

Deal found 6/11

$78

Fri 7/255:30 amDFW - IAD

1 stop5h 20mDelta

Deal found 6/10

$129

Wed 8/207:00 amDFW - IAD

2 stops26h 44mMultiple Airlines

Deal found 6/10

$144

Fri 7/183:30 pmDFW - IAD

1 stop19h 13mSun Country Air

Deal found 6/10

$158

Tue 8/121:00 pmDFW - IAD

2 stops16h 50mAlaska Airlines

Deal found 6/10

$226

Cheapflights Fare Finder

Use the filters below to find and compare flights from Dallas/Fort Worth Airport 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 8/14

6:05 am-10:07 am

Nonstop3h 02m

Washington, D.C. Dulles Intl

Sat 8/23

12:57 pm-3:14 pm

Nonstop3h 17m

$121

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Tue 8/5

6:45 pm-10:46 pm

Nonstop3h 01m

Washington, D.C. Dulles Intl

Sat 8/9

6:27 am-8:37 am

Nonstop3h 10m

$144

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Sat 7/12

7:30 am-11:32 am

Nonstop3h 02m

Washington, D.C. Dulles Intl

Tue 7/15

5:45 pm-8:03 pm

Nonstop3h 18m

$149

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Wed 7/2

5:30 am-11:53 am

1 stop5h 23m

Washington, D.C. Dulles Intl

Sat 7/5

7:10 am-12:15 pm

1 stop6h 05m

$237

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Wed 9/10

6:53 pm-10:49 pm

Nonstop2h 56m

$69

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Sat 8/16

5:20 pm-9:25 pm

Nonstop3h 05m

$70

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Thu 7/3

6:05 am-10:09 am

Nonstop3h 04m

$78

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Wed 6/25

5:45 am-11:33 am

1 stop4h 48m

$130

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Wed 8/20

7:00 am-10:44 am

2 stops26h 44m

$144

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Fri 7/18

3:30 pm-11:43 am

1 stop19h 13m

$158

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 11 results

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

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

Airports

DFW

For a quick departure, use the Skylink Train to efficiently move between terminals at DFW. Trains run every two minutes.

IAD

Use the Washington Metro Silver Line for a cost-effective ride to D.C. from IAD, taking less than 40 minutes.

Our travel experts

Chris Dong

Expert on DFW

Ramsey Qubein

Expert on IAD

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.

Cheapflights Insights

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

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

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 July is currently the most expensive (average of $349). 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/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 76% versus a flight at noon.

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

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

The most flights from DFW to IAD are scheduled on a Wednesday (17 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 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

Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United 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

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,946 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,790 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Sun Country Air

6.9

Okay

345 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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 ($121), American Airlines ($144), and United Airlines ($149) offers the cheapest pricing from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport. Frontier is currently priced 59% 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 $69 on American Airlines. Other airlines that offer cheap prices include United Airlines from $70 and Frontier from $78 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 United Airlines (74%), Brussels Airlines (74%) and Mesa Airlines (72%).
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 $48. While the most popular route (Dallas/Fort Worth - Washington, D.C. Dulles Intl) can be booked for $127 on average our data indicates $1,688 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 July is currently the most expensive (average of $349). 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

Woodbridge

Tysons

Silver Spring

Linthicum Heights

Fredericksburg

Gaithersburg

Fairfax

Falls Church

Easton

Herndon

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Bowie

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Reston

National Harbor

Springfield

Manassas

Browse thousands of different options on Cheapflights for your next trip

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

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$62	Average$144	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$107	Average$209	FlexibilityNo cancel fee	On-time65%
American Airlines	Cheapest$184	Average$312	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$205	Average$373	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$236	Average$302	FlexibilityNo cancel fee	On-timeN/A

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$69+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dallas/Fort Worth to Dulles Intl with Cheapflights

1. Tell us where you want to go

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3. Compare prices and book

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

Cheap flight deals from Dallas/Fort Worth to Dulles Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Dallas/Fort Worth to Dulles Intl

Cheapest flights from Dallas/Fort Worth to Dulles IntlExplore 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 June 12, 2025.

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 June 12, 2025.

Cheapflights Fare Finder

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

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

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

Airports

DFW

IAD

Our travel experts

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.

Cheapflights Insights

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

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 June 9, 2025.

What is the cheapest month to book a flight from Dallas/Fort Worth Airport 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/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 June 12, 2025.

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 June 8, 2025.

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

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

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?

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

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

What are the cheapest flights 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?

How can I 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?

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

Traveling to a place near Dallas/Fort Worth Airport?

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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.

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

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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 June 12, 2025.