Cheap flights from the United States to District of Columbia from $49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to District of Columbia departing on 6/16. 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 the United States to District of Columbia

Recent round-trip flight deals from the United States to District of Columbia

Enter your travel dates to find the best prices.
Frontier Logo
9:16 pm - 11:17 pm
ATL
-
IAD
2h 01mnonstop
Frontier Logo
8:33 pm - 10:44 pm
IAD
-
ATL
2h 11mnonstop
$74Frontier
Sat, Jul 4 - Mon, Jul 6
Frontier Logo
8:00 am - 9:59 am
ATL
-
IAD
1h 59mnonstop
Frontier Logo
8:33 pm - 10:44 pm
IAD
-
ATL
2h 11mnonstop
$75Frontier
Sat, Jul 4 - Mon, Jul 6
United Airlines Logo
7:23 pm - 9:08 pm
BOS
-
IAD
1h 45mnonstop
United Airlines Logo
5:28 pm - 7:19 pm
IAD
-
BOS
1h 51mnonstop
$166United Airlines
Sat, Sep 5 - Tue, Sep 8
United Airlines Logo
5:45 am - 7:23 am
BOS
-
IAD
1h 38mnonstop
United Airlines Logo
10:10 pm - 11:59 pm
IAD
-
BOS
1h 49mnonstop
$168United Airlines
Wed, Jul 8 - Wed, Jul 8
American Airlines Logo
7:57 pm - 11:59 pm
DFW
-
DCA
3h 02mnonstop
American Airlines Logo
5:00 am - 7:24 am
DCA
-
DFW
3h 24mnonstop
$219American Airlines
Wed, Jun 17 - Tue, Jun 23
American Airlines Logo
7:57 pm - 11:59 pm
DFW
-
DCA
3h 02mnonstop
American Airlines Logo
5:00 am - 7:24 am
DCA
-
DFW
3h 24mnonstop
$220American Airlines
Tue, Jun 16 - Wed, Jul 1
Delta Logo
10:06 am - 5:30 pm
DFW
-
DCA
6h 24m
1 stop
Delta Logo
6:00 am - 11:12 am
DCA
-
DFW
6h 12m
1 stop
$239Delta
Tue, Jul 21 - Wed, Jul 29
Southwest Logo
12:50 am - 11:00 am
LAX
-
DCA
7h 10m
1 stop
Southwest Logo
3:15 pm - 9:55 pm
DCA
-
LAX
9h 40m
1 stop
$292Southwest
Thu, Sep 3 - Mon, Sep 7
Delta Logo
7:20 am - 3:21 pm
SEA
-
DCA
5h 01mnonstop
Delta Logo
4:35 pm - 7:41 pm
DCA
-
SEA
6h 06mnonstop
$305Delta
Thu, Aug 27 - Mon, Aug 31
Southwest Logo
5:20 am - 6:25 pm
SEA
-
DCA
10h 05m
2 stops
Southwest Logo
6:40 pm - 11:30 pm
DCA
-
SEA
7h 50m
1 stop
$320Southwest
Wed, Aug 12 - Mon, Aug 17

Allegiant Air flights from United States to District of Columbia

Our best Allegiant Air deals on United States to District of Columbia flight tickets
Allegiant Air
Jun 26
DEN8:13 amDenver Intl
5h 24m
1 stop
IAD3:37 pmWashington, D.C. Dulles Intl
Jul 3
IAD9:03 pmWashington, D.C. Dulles Intl
19h 54m
1 stop
DEN2:57 pmDenver Intl
$269
Allegiant Air
Jun 26
DEN8:13 amDenver Intl
5h 24m
1 stop
IAD3:37 pmWashington, D.C. Dulles Intl
Jul 3
IAD9:03 pmWashington, D.C. Dulles Intl
19h 54m
1 stop
DEN2:57 pmDenver Intl
$271
Allegiant Air
Jun 8
DEN8:13 amDenver Intl
5h 24m
1 stop
IAD3:37 pmWashington, D.C. Dulles Intl
Jun 19
IAD9:02 pmWashington, D.C. Dulles Intl
20h 01m
1 stop
DEN3:03 pmDenver Intl
$306

United Airlines flights from United States to District of Columbia

Our best United Airlines deals on United States to District of Columbia flight tickets
United Airlines
Aug 11
BOS5:45 amBoston Logan Intl
1h 35m
IAD7:20 amWashington, D.C. Dulles Intl
Aug 13
IAD10:15 pmWashington, D.C. Dulles Intl
1h 44m
BOS11:59 pmBoston Logan Intl
$166
United Airlines
Jul 8
BOS5:45 amBoston Logan Intl
1h 38m
IAD7:23 amWashington, D.C. Dulles Intl
Jul 8
IAD10:10 pmWashington, D.C. Dulles Intl
1h 49m
BOS11:59 pmBoston Logan Intl
$168
United Airlines
Jun 23
BOS5:45 amBoston Logan Intl
1h 38m
IAD7:23 amWashington, D.C. Dulles Intl
Jun 30
IAD6:33 amWashington, D.C. Dulles Intl
4h 43m
1 stop
BOS11:16 amBoston Logan Intl
$169

momondo Fare Finder

 
Customize your flight search to find flights from United States to District of Columbia 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 May 28, 2026.
Use the filters below to find and compare flights from the United States to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Sat 7/4

9:16 pm-11:17 pm

Nonstop2h 01m

Washington, D.C. Dulles Intl

Mon 7/6

8:33 pm-10:44 pm

Nonstop2h 11m

$74

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Sat 7/4

8:00 am-9:59 am

Nonstop1h 59m

Washington, D.C. Dulles Intl

Mon 7/6

8:33 pm-10:44 pm

Nonstop2h 11m

$75

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sat 9/5

7:23 pm-9:08 pm

Nonstop1h 45m

Washington, D.C. Dulles Intl

Tue 9/8

5:28 pm-7:19 pm

Nonstop1h 51m

$166
Quickest round-trip

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 7/8

5:45 am-7:23 am

Nonstop1h 38m

Washington, D.C. Dulles Intl

Wed 7/8

10:10 pm-11:59 pm

Nonstop1h 49m

$168

DallasWashington, D.C.

DFW - DCA

DFWDCA

Dallas/Fort Worth

Wed 6/17

7:57 pm-11:59 pm

Nonstop3h 02m

Washington, D.C. Reagan-National

Tue 6/23

5:00 am-7:24 am

Nonstop3h 24m

$219

DallasWashington, D.C.

DFW - DCA

DFWDCA

Dallas/Fort Worth

Tue 6/16

7:57 pm-11:59 pm

Nonstop3h 02m

Washington, D.C. Reagan-National

Wed 7/1

5:00 am-7:24 am

Nonstop3h 24m

$220

DallasWashington, D.C.

DFW - DCA

DFWDCA

Dallas/Fort Worth

Tue 7/21

10:06 am-5:30 pm

1 stop6h 24m

Washington, D.C. Reagan-National

Wed 7/29

6:00 am-11:12 am

1 stop6h 12m

$239

Los AngelesWashington, D.C.

LAX - DCA

LAXDCA

Los Angeles Los Angeles

Thu 9/3

12:50 am-11:00 am

1 stop7h 10m

Washington, D.C. Reagan-National

Mon 9/7

3:15 pm-9:55 pm

1 stop9h 40m

$292

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Thu 8/27

7:20 am-3:21 pm

Nonstop5h 01m

Washington, D.C. Reagan-National

Mon 8/31

4:35 pm-7:41 pm

Nonstop6h 06m

$305

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Wed 8/12

5:20 am-6:25 pm

2 stops10h 05m

Washington, D.C. Reagan-National

Mon 8/17

6:40 pm-11:30 pm

1 stop7h 50m

$320

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to District of Columbia from

How to get the cheapest flight ticket from United States to District of Columbia

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 District of Columbia?

In general, August is the cheapest month to fly from United States to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $274. If you don’t want to visit District of Columbia in August, then you should wait until September to fly from United States, when ticket prices are also cheap, with an average price of $282.

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Wednesday when prices can be found for as low as $452. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $622.

What is the cheapest time of day to depart on your flight to District of Columbia?

Flying to District of Columbia from United States in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $417 when looking at flights departing in the afternoon. Flights to District of Columbia are more costly in the morning, with an average ticket price of $511. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest United States to District of Columbia flight route?

Fly from Atlanta Hartsfield-Jackson to Washington, D.C. Dulles Intl for the best United States - District of Columbia flight prices

What cabin class options are available on United States to District of Columbia flights?

There are 4 cabin classes available to choose from on United States to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United States to District of Columbia flights?

No. A direct flight is the cheapest option for a flight between United States to District of Columbia.

Cheap United States to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to District of Columbia

Best Price Found

$46

Fastest flight time

0h 27m

Direct flights

Every day

Airports in District of Columbia

2 airports
The best one-way flight to District of Columbia from United States in the past 72 hours is $46. The best round-trip flight deal from United States to District of Columbia found on momondo in the last 72 hours is $54.
The fastest flight from United States to District of Columbia takes 0h 27m
Direct flights go from United States to District of Columbia every day.
There are 2 airports in District of Columbia. From United States there are direct flights to Washington, D.C. Dulles Intl (IAD).

Frequently asked questions about flying from the United States to District of Columbia

  • When did momondo last update prices for flights from United States to District of Columbia?

    Prices for flights from United States to District of Columbia refresh daily.

  • How many operators does momondo search for flights from United States to District of Columbia?

  • How old do you have to be to fly from United States to District of Columbia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The required travel and health documents for your District of Columbia 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 District of Columbia. 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 United States to District of Columbia?

Best airlines flying from United States to District of Columbia

Compare and see reviews for airlines that fly from United States to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $28Free CancellationRating
5.6
2,930 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $42Free CancellationRating
6.2
Search Spirit Airlines flights
JetBluePriceFrom $64Free CancellationRating
7.1
2,982 reviews
Search JetBlue flights
DeltaPriceFrom $78Free CancellationRating
7.9
8,423 reviews
Search Delta flights
United AirlinesPriceFrom $117Free CancellationRating
7.4
9,751 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $128Free CancellationRating
7.8
2,835 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $129Free CancellationRating
7.1
11,639 reviews
Search American Airlines flights
SouthwestPriceFrom $137Free CancellationRating
7.9
4,264 reviews
Search Southwest flights
Sun Country AirPriceFrom $140Free CancellationRating
6.8
334 reviews
Search Sun Country Air flights
Alaska AirlinesPriceFrom $199Free CancellationRating
7.9
12,423 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from United States to District of Columbia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United States to District of Columbia. momondo saves you time and could save you money on your trip.

Can I find flights from United States to District of Columbia with flexible booking policies on momondo?

Yes. All flights to District of Columbia from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United States to District of Columbia?

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 United States to District of Columbia.

I’m not ready to book a flight from United States to District of Columbia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for United States to District of Columbia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Sat 6/27
Sat 7/4

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