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Cheap flights from Dallas to Washington, D.C. from $59

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 to Washington, D.C. departing on 9/20. 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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Cheap round-trip flights

Frontier Logo
5:45 am - 12:55 pmDFW-IAD
6h 10m1 stop
Frontier Logo
10:17 am - 12:34 pmIAD-DFW
3h 17mnonstop
$117Frontier
Find Deal
Sun, Sep 7 - Thu, Sep 11
Frontier Logo
6:00 am - 12:55 pmDFW-IAD
5h 55m1 stop
Frontier Logo
10:17 am - 12:34 pmIAD-DFW
3h 17mnonstop
$118Frontier
Find Deal
Thu, Sep 11 - Sun, Sep 14
Frontier Logo
8:00 am - 12:02 pmDFW-IAD
3h 02mnonstop
Frontier Logo
7:14 pm - 10:04 amIAD-DFW
15h 50m1 stop
$119Frontier
Find Deal
Sat, Sep 13 - Sat, Sep 20
American Airlines Logo
6:40 pm - 10:28 pmDFW-IAD
2h 48mnonstop
American Airlines Logo
6:00 am - 8:43 amIAD-DFW
3h 43mnonstop
$139American Airlines
Find Deal
Sat, Nov 15 - Wed, Dec 10
American Airlines Logo
7:00 am - 10:57 amDFW-IAD
2h 57mnonstop
American Airlines Logo
6:25 am - 8:44 amIAD-DFW
3h 19mnonstop
$159American Airlines
Find Deal
Sat, Sep 13 - Wed, Sep 17
Logo
5:10 am - 2:25 pmDFW-IAD
8h 15m1 stop
Logo
12:54 pm - 3:16 pmIAD-DFW
3h 22mnonstop
$164
Find Deal
Mon, Oct 6 - Sat, Oct 11
Southwest Logo
8:15 am - 3:45 pmDAL-IAD
6h 30m1 stop
Southwest Logo
1:50 pm - 7:35 pmIAD-DAL
6h 45m1 stop
$227Southwest
Find Deal
Wed, Nov 12 - Thu, Nov 13
Southwest Logo
2:30 pm - 10:10 pmDAL-IAD
6h 40m1 stop
Southwest Logo
5:00 am - 1:20 pmIAD-DAL
9h 20m2 stops
$232Southwest
Find Deal
Tue, Nov 4 - Sat, Nov 8
Delta Logo
6:29 pm - 12:13 amDAL-IAD
4h 44m1 stop
Delta Logo
5:25 pm - 11:49 pmIAD-DAL
7h 24m1 stop
$237Delta
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Fri, Sep 26 - Mon, Sep 29
Delta Logo
8:30 am - 2:31 pmDAL-IAD
5h 01m1 stop
Delta Logo
2:51 pm - 8:12 pmIAD-DAL
6h 21m1 stop
$257Delta
Find Deal
Thu, Sep 4 - Sat, Sep 13

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

Our best Frontier deals on Dallas to Washington, D.C. Dulles Intl Airport flight tickets
Frontier
Sep 7
DFW5:45 amDallas/Fort Worth
6h 10m
1 stop
IAD12:55 pmWashington, D.C. Dulles Intl
Sep 11
IAD10:17 amWashington, D.C. Dulles Intl
3h 17m
DFW12:34 pmDallas/Fort Worth
$117
Find similar
Frontier
Sep 11
DFW6:00 amDallas/Fort Worth
5h 55m
1 stop
IAD12:55 pmWashington, D.C. Dulles Intl
Sep 14
IAD10:17 amWashington, D.C. Dulles Intl
3h 17m
DFW12:34 pmDallas/Fort Worth
$118
Find similar
Frontier
Sep 6
DFW8:00 amDallas/Fort Worth
3h 02m
IAD12:02 pmWashington, D.C. Dulles Intl
Sep 8
IAD7:14 pmWashington, D.C. Dulles Intl
15h 50m
1 stop
DFW10:04 amDallas/Fort Worth
$119
Find similar

American Airlines flights from Dallas to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Dallas to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Nov 15
DFW6:40 pmDallas/Fort Worth
2h 48m
IAD10:28 pmWashington, D.C. Dulles Intl
Dec 10
IAD6:00 amWashington, D.C. Dulles Intl
3h 43m
DFW8:43 amDallas/Fort Worth
$139
Find similar
American Airlines
Sep 13
DFW7:00 amDallas/Fort Worth
2h 57m
IAD10:57 amWashington, D.C. Dulles Intl
Sep 17
IAD6:25 amWashington, D.C. Dulles Intl
3h 19m
DFW8:44 amDallas/Fort Worth
$159
Find similar
American Airlines
Sep 23
DFW6:49 pmDallas/Fort Worth
2h 56m
IAD10:45 pmWashington, D.C. Dulles Intl
Sep 25
IAD11:47 amWashington, D.C. Dulles Intl
3h 13m
DFW2:00 pmDallas/Fort Worth
$168
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momondo Fare Finder

 
Customize your flight search to find flights from Dallas 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 August 25, 2025.
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

Sun 9/7

5:45 am-12:55 pm

1 stop6h 10m

Washington, D.C. Dulles Intl

Thu 9/11

10:17 am-12:34 pm

Nonstop3h 17m

$117

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Thu 9/11

6:00 am-12:55 pm

1 stop5h 55m

Washington, D.C. Dulles Intl

Sun 9/14

10:17 am-12:34 pm

Nonstop3h 17m

$118

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Sat 9/13

8:00 am-12:02 pm

Nonstop3h 02m

Washington, D.C. Dulles Intl

Sat 9/20

7:14 pm-10:04 am

1 stop15h 50m

$119

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Sat 11/15

6:40 pm-10:28 pm

Nonstop2h 48m

Washington, D.C. Dulles Intl

Wed 12/10

6:00 am-8:43 am

Nonstop3h 43m

$139

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Sat 9/13

7:00 am-10:57 am

Nonstop2h 57m

Washington, D.C. Dulles Intl

Wed 9/17

6:25 am-8:44 am

Nonstop3h 19m

$159

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Mon 10/6

5:10 am-2:25 pm

1 stop8h 15m

Washington, D.C. Dulles Intl

Sat 10/11

12:54 pm-3:16 pm

Nonstop3h 22m

$164

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Wed 11/12

8:15 am-3:45 pm

1 stop6h 30m

Washington, D.C. Dulles Intl

Thu 11/13

1:50 pm-7:35 pm

1 stop6h 45m

$227

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Tue 11/4

2:30 pm-10:10 pm

1 stop6h 40m

Washington, D.C. Dulles Intl

Sat 11/8

5:00 am-1:20 pm

2 stops9h 20m

$232

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Fri 9/26

6:29 pm-12:13 am

1 stop4h 44m

Washington, D.C. Dulles Intl

Mon 9/29

5:25 pm-11:49 pm

1 stop7h 24m

$237

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Thu 9/4

8:30 am-2:31 pm

1 stop5h 01m

Washington, D.C. Dulles Intl

Sat 9/13

2:51 pm-8:12 pm

1 stop6h 21m

$257

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

In general, July is the cheapest month to fly from Dallas 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 $198. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of July, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $203.

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 $334. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Dallas to Washington, D.C. Dulles Intl Airport for around $738.

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 in the evening is the least expensive time of day to depart. momondo users have found prices as low as $318 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 at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Fly from Dallas/Fort Worth to Washington, D.C. Dulles Intl for the best Dallas - 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 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 $280 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 for as low as $192 on momondo.

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

There are 4 cabin classes available to choose from on Dallas 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.

Cheap Dallas to Washington, D.C. Dulles Intl Airport flight deals and tips

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

Fastest flight time

2h 44m

Direct flights

Every day
The fastest flight from Dallas to Washington, D.C. Dulles Intl Airport takes 2h 44m
Direct flights go from Dallas to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

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

    Washington, D.C. Dulles Intl is 1160.9 mi away from Dallas. 2h 48m is a normal flight duration for this route.

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

    Prices for flights from Dallas to Washington, D.C. Dulles Intl Airport refresh daily.

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

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

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

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Compare and see reviews for airlines that fly from Dallas to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $89Free CancellationRating
5.8
3,201 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $107Free CancellationRating
6.3
8,028 reviews
Search Spirit Airlines flights
DeltaPriceFrom $134Free CancellationRating
7.9
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $150Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $194Free CancellationRating
7.4
8,940 reviews
Search United Airlines flights

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
Arlington
National Harbor
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Silver Spring
Colonial Beach
Fredericksburg
Harpers Ferry
Towson
Manassas
Rockville
Gaithersburg
Reston
Fairfax
Glen Burnie

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. All flights to Washington, D.C. from Dallas on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Yes momondo offers price alerts on flights to Washington, D.C. from Dallas. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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