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Cheap flights from Dallas/Fort Worth Airport to Washington, D.C. from $70

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dallas/Fort Worth Airport to Washington, D.C. departing on 10/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Dallas/Fort Worth Airport to Washington, D.C.

Cheap round-trip flights

Frontier Logo
5:10 am - 9:09 amDFW-IAD
2h 59mnonstop
Frontier Logo
4:45 pm - 10:39 pmIAD-DFW
6h 54m1 stop
$114Frontier
Find Deal
Fri, Oct 17 - Mon, Oct 20
Frontier Logo
5:10 am - 9:09 amDFW-IAD
2h 59mnonstop
Frontier Logo
10:33 pm - 11:14 amIAD-DFW
13h 41m1 stop
$115Frontier
Find Deal
Fri, Oct 24 - Mon, Oct 27
Frontier Logo
8:00 am - 11:59 amDFW-IAD
2h 59mnonstop
Frontier Logo
4:22 pm - 11:41 pmIAD-DFW
8h 19m1 stop
$116Frontier
Find Deal
Sat, Oct 11 - Sat, Oct 18
Frontier Logo
5:15 am - 9:17 amDFW-IAD
3h 02mnonstop
Frontier Logo
1:02 pm - 3:19 pmIAD-DFW
3h 17mnonstop
$117Frontier
Find Deal
Mon, Sep 29 - Sat, Oct 4
Frontier Logo
8:00 am - 12:02 pmDFW-IAD
3h 02mnonstop
Frontier Logo
1:02 pm - 3:19 pmIAD-DFW
3h 17mnonstop
$118Frontier
Find Deal
Sat, Sep 27 - Sat, Sep 27
Frontier Logo
5:15 am - 9:17 amDFW-IAD
3h 02mnonstop
Frontier Logo
10:17 am - 12:34 pmIAD-DFW
3h 17mnonstop
$119Frontier
Find Deal
Sun, Sep 28 - Sun, Oct 5
Multiple Airlines Logo
5:15 am - 9:17 amDFW-IAD
3h 02mnonstop
Multiple Airlines Logo
6:04 am - 7:09 amIAD-DFW
26h 05m1 stop
$135Multiple Airlines
Find Deal
Mon, Oct 6 - Mon, Oct 13
American Airlines Logo
6:53 pm - 10:51 pmDFW-IAD
2h 58mnonstop
American Airlines Logo
6:04 am - 8:42 amIAD-DFW
3h 38mnonstop
$139American Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 5
United Airlines Logo
5:25 pm - 9:25 pmDFW-IAD
3h 00mnonstop
United Airlines Logo
5:20 pm - 7:36 pmIAD-DFW
3h 16mnonstop
$149United Airlines
Find Deal
Tue, Oct 7 - Sat, Oct 25
Multiple Airlines Logo
8:00 am - 12:02 pmDFW-IAD
3h 02mnonstop
Multiple Airlines Logo
9:15 am - 7:26 amIAD-DFW
23h 11m1 stop
$154Multiple Airlines
Find Deal
Sat, Sep 27 - Tue, Sep 30

Frontier flights from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport flight tickets
Frontier
Oct 17
DFW5:10 amDallas/Fort Worth
2h 59m
IAD9:09 amWashington, D.C. Dulles Intl
Oct 20
IAD4:45 pmWashington, D.C. Dulles Intl
6h 54m
1 stop
DFW10:39 pmDallas/Fort Worth
$114
Find similar
Frontier
Oct 24
DFW5:10 amDallas/Fort Worth
2h 59m
IAD9:09 amWashington, D.C. Dulles Intl
Oct 27
IAD10:33 pmWashington, D.C. Dulles Intl
13h 41m
1 stop
DFW11:14 amDallas/Fort Worth
$115
Find similar
Frontier
Oct 11
DFW8:00 amDallas/Fort Worth
2h 59m
IAD11:59 amWashington, D.C. Dulles Intl
Oct 18
IAD4:22 pmWashington, D.C. Dulles Intl
8h 19m
1 stop
DFW11:41 pmDallas/Fort Worth
$116
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
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

Fri 10/17

5:10 am-9:09 am

Nonstop2h 59m

Washington, D.C. Dulles Intl

Mon 10/20

4:45 pm-10:39 pm

1 stop6h 54m

$114

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Fri 10/24

5:10 am-9:09 am

Nonstop2h 59m

Washington, D.C. Dulles Intl

Mon 10/27

10:33 pm-11:14 am

1 stop13h 41m

$115

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Sat 10/11

8:00 am-11:59 am

Nonstop2h 59m

Washington, D.C. Dulles Intl

Sat 10/18

4:22 pm-11:41 pm

1 stop8h 19m

$116

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Mon 9/29

5:15 am-9:17 am

Nonstop3h 02m

Washington, D.C. Dulles Intl

Sat 10/4

1:02 pm-3:19 pm

Nonstop3h 17m

$117

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Sat 9/27

8:00 am-12:02 pm

Nonstop3h 02m

Washington, D.C. Dulles Intl

Sat 9/27

1:02 pm-3:19 pm

Nonstop3h 17m

$118

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Sun 9/28

5:15 am-9:17 am

Nonstop3h 02m

Washington, D.C. Dulles Intl

Sun 10/5

10:17 am-12:34 pm

Nonstop3h 17m

$119

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Mon 10/6

5:15 am-9:17 am

Nonstop3h 02m

Washington, D.C. Dulles Intl

Mon 10/13

6:04 am-7:09 am

1 stop26h 05m

$135

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Wed 10/29

6:53 pm-10:51 pm

Nonstop2h 58m

Washington, D.C. Dulles Intl

Wed 11/5

6:04 am-8:42 am

Nonstop3h 38m

$139

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Tue 10/7

5:25 pm-9:25 pm

Nonstop3h 00m

Washington, D.C. Dulles Intl

Sat 10/25

5:20 pm-7:36 pm

Nonstop3h 16m

$149

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Sat 9/27

8:00 am-12:02 pm

Nonstop3h 02m

Washington, D.C. Dulles Intl

Tue 9/30

9:15 am-7:26 am

1 stop23h 11m

$154

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Dallas/Fort Worth Airport and Washington, D.C. Dulles Intl Airport?

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

In general, August is the cheapest month to fly from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $183. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of August, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $198.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $320. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport for around $746.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Dallas/Fort Worth Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $331 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $813 on average. Flights to Washington, D.C. Dulles Intl Airport from Dallas/Fort Worth Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Dallas/Fort Worth to Washington, D.C. Dulles Intl flight route?

Fly from Dallas/Fort Worth to Washington, D.C. Dulles Intl for the best Dallas/Fort Worth - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Dallas/Fort Worth Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $274 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Dallas/Fort Worth Airport for as low as $207 on momondo.

What cabin class options are available on Dallas/Fort Worth to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Dallas/Fort Worth to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of September 2025, prices for Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport (DFW to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport

Best Price Found

$105

Fastest flight time

2h 47m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Dallas/Fort Worth Airport in the past 72 hours is $105. The best round-trip flight deal from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $165.
The fastest flight from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport takes 2h 47m
Direct flights go from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is Dallas/Fort Worth to Washington, D.C. Dulles Intl by plane?

    A flight from Dallas/Fort Worth to Washington, D.C. Dulles Intl will travel around 1169.3 mi. A reasonable flight in good conditions will take 2h 58m.

  • When did momondo last update prices for flights from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How many operators does momondo search for flights from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport?

  • What is the most popular airline from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $88Free CancellationRating
5.8
3,173 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $107Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $149Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $197Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
DeltaPriceFrom $236Free CancellationRating
7.9
7,961 reviews
Search Delta flights

  • United Airlines Flights From Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport

    United Airlines is one of the most popular airlines flying from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport, operating 15 flights/week on average for this route. A good United Airlines flight deal for Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport starts from $197 round-trip, up to an average price of $365. Our users have rated United Airlines at 7.4/10.

  • American Airlines Flights From Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport

    Across 10,000 American Airlines reviews on momondo, the average score is 7.2/10. American Airlines flies from Dallas/Fort Worth Airport to Washington, D.C. Dulles Intl Airport about 13 times each week, with ticket deals ranging from $149 to $292. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
National Harbor
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Reston
Fairfax
Glen Burnie
Gaithersburg

Why use momondo?

Why should I use momondo to find a flight deal from Dallas to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dallas to Washington, D.C. for you.

Can I find flights from Dallas to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Dallas to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Dallas to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dallas to Washington, D.C..

I’m not ready to book a flight from Dallas to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Dallas to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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