Cheap flights from District of Columbia to Washington from $99

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Washington departing on 5/27. 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

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Delta Logo
6:59 pm - 11:06 pm
DCA
-
GEG
7h 07m
1 stop
Delta Logo
10:40 pm - 11:00 am
GEG
-
DCA
9h 20m
1 stop
$197Delta
Tue, May 12 - Tue, May 19
Delta Logo
6:58 pm - 11:06 pm
IAD
-
GEG
7h 08m
1 stop
Delta Logo
10:40 pm - 11:39 am
GEG
-
IAD
9h 59m
1 stop
$197Delta
Tue, May 12 - Tue, May 19
American Airlines Logo
7:00 am - 12:02 pm
DCA
-
GEG
8h 02m
1 stop
American Airlines Logo
1:19 pm - 11:59 pm
GEG
-
DCA
7h 40m
1 stop
$219American Airlines
Sat, Aug 29 - Sat, Sep 5
Frontier Logo
7:00 am - 9:49 am
DCA
-
SEA
29h 49m
1 stop
Frontier Logo
7:50 pm - 12:59 pm
SEA
-
DCA
14h 09m
1 stop
$247Frontier
Tue, May 5 - Tue, May 12
American Airlines Logo
7:41 am - 1:14 pm
DCA
-
GEG
8h 33m
1 stop
American Airlines Logo
2:08 pm - 11:59 pm
GEG
-
DCA
6h 51m
1 stop
$247American Airlines
Sun, May 24 - Sat, May 30
Frontier Logo
7:00 am - 9:49 am
DCA
-
SEA
29h 49m
1 stop
Frontier Logo
7:50 pm - 9:58 pm
SEA
-
DCA
23h 08m
1 stop
$249Frontier
Tue, May 5 - Fri, May 15
United Airlines Logo
5:18 pm - 8:03 pm
IAD
-
SEA
5h 45mnonstop
United Airlines Logo
6:00 pm - 5:25 am
SEA
-
IAD
8h 25m
1 stop
$255United Airlines
Tue, Aug 18 - Mon, Aug 31
Alaska Airlines Logo
6:00 am - 8:46 am
IAD
-
SEA
5h 46mnonstop
Alaska Airlines Logo
3:53 pm - 11:59 pm
SEA
-
IAD
5h 06mnonstop
$262Alaska Airlines
Thu, May 28 - Thu, Jun 4
Alaska Airlines Logo
6:00 am - 8:46 am
IAD
-
SEA
5h 46mnonstop
Alaska Airlines Logo
3:53 pm - 11:59 pm
SEA
-
IAD
5h 06mnonstop
$263Alaska Airlines
Thu, May 28 - Thu, Jun 4
United Airlines Logo
5:55 pm - 12:46 am
IAD
-
PSC
9h 51m
1 stop
United Airlines Logo
1:35 pm - 12:55 am
PSC
-
IAD
8h 20m
1 stop
$462United Airlines
Wed, May 27 - Mon, Jun 1

United Airlines flights from District of Columbia to State of Washington

Our best United Airlines deals on District of Columbia to State of Washington flight tickets
United Airlines
Aug 18
IAD5:18 pmWashington, D.C. Dulles Intl
5h 45m
SEA8:03 pmSeattle/Tacoma Intl
Aug 31
SEA6:00 pmSeattle/Tacoma Intl
8h 25m
1 stop
IAD5:25 amWashington, D.C. Dulles Intl
$255
United Airlines
May 13
IAD2:36 pmWashington, D.C. Dulles Intl
9h 30m
1 stop
SEA9:06 pmSeattle/Tacoma Intl
May 16
SEA10:41 pmSeattle/Tacoma Intl
5h 09m
IAD6:50 amWashington, D.C. Dulles Intl
$271
United Airlines
Sep 8
IAD5:18 pmWashington, D.C. Dulles Intl
5h 45m
SEA8:03 pmSeattle/Tacoma Intl
Sep 18
SEA11:10 pmSeattle/Tacoma Intl
5h 02m
IAD7:12 amWashington, D.C. Dulles Intl
$275

Delta flights from District of Columbia to State of Washington

Our best Delta deals on District of Columbia to State of Washington flight tickets
Delta
May 12
DCA6:59 pmWashington, D.C. Reagan-National
7h 07m
1 stop
GEG11:06 pmSpokane
May 19
GEG10:40 pmSpokane
9h 20m
1 stop
DCA11:00 amWashington, D.C. Reagan-National
$197
Delta
May 12
DCA2:45 pmWashington, D.C. Reagan-National
11h 21m
2 stops
GEG11:06 pmSpokane
May 19
GEG10:40 pmSpokane
9h 20m
1 stop
DCA11:00 amWashington, D.C. Reagan-National
$202
Delta
Jun 2
IAD5:21 pmWashington, D.C. Dulles Intl
9h 14m
2 stops
GEG11:35 pmSpokane
Jun 9
GEG7:08 pmSpokane
12h 12m
2 stops
IAD10:20 amWashington, D.C. Dulles Intl
$208

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to State of Washington 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 April 22, 2026.
Use the filters below to find and compare flights from District of Columbia to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Spokane

DCA - GEG

DCAGEG

Washington, D.C. Reagan-National

Tue 5/12

6:59 pm-11:06 pm

1 stop7h 07m

Spokane

Tue 5/19

10:40 pm-11:00 am

1 stop9h 20m

$197

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Tue 5/12

6:58 pm-11:06 pm

1 stop7h 08m

Spokane

Tue 5/19

10:40 pm-11:39 am

1 stop9h 59m

$197

Washington, D.C.Spokane

DCA - GEG

DCAGEG

Washington, D.C. Reagan-National

Sat 8/29

7:00 am-12:02 pm

1 stop8h 02m

Spokane

Sat 9/5

1:19 pm-11:59 pm

1 stop7h 40m

$219

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Tue 5/5

7:00 am-9:49 am

1 stop29h 49m

Seattle/Tacoma Intl

Tue 5/12

7:50 pm-12:59 pm

1 stop14h 09m

$247

Washington, D.C.Spokane

DCA - GEG

DCAGEG

Washington, D.C. Reagan-National

Sun 5/24

7:41 am-1:14 pm

1 stop8h 33m

Spokane

Sat 5/30

2:08 pm-11:59 pm

1 stop6h 51m

$247

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Tue 5/5

7:00 am-9:49 am

1 stop29h 49m

Seattle/Tacoma Intl

Fri 5/15

7:50 pm-9:58 pm

1 stop23h 08m

$249

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Tue 8/18

5:18 pm-8:03 pm

Nonstop5h 45m

Seattle/Tacoma Intl

Mon 8/31

6:00 pm-5:25 am

1 stop8h 25m

$255
Quickest round-trip

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Thu 5/28

6:00 am-8:46 am

Nonstop5h 46m

Seattle/Tacoma Intl

Thu 6/4

3:53 pm-11:59 pm

Nonstop5h 06m

$262

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Thu 5/28

6:00 am-8:46 am

Nonstop5h 46m

Seattle/Tacoma Intl

Thu 6/4

3:53 pm-11:59 pm

Nonstop5h 06m

$263

Washington, D.C.Pasco

IAD - PSC

IADPSC

Washington, D.C. Dulles Intl

Wed 5/27

5:55 pm-12:46 am

1 stop9h 51m

Pasco Tri Cities

Mon 6/1

1:35 pm-12:55 am

1 stop8h 20m

$462

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 Washington from

How to get the cheapest flight ticket from District of Columbia to State of Washington

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 State of Washington?

The month of February is, on average, the cheapest month to fly to State of Washington from District of Columbia, with most prices found around $278. If you aren’t able to travel to State of Washington during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $296.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from District of Columbia to State of Washington is on a Tuesday. Travelers who choose to depart for State of Washington on a Tuesday will often find tickets for as low as $438. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from District of Columbia to State of Washington for around $575.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is at noon when flights can be purchased for as low as $445. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $497 on average. Flights to State of Washington from District of Columbia in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest District of Columbia to Washington flight route?

Fly from Baltimore/Washington to Seattle/Tacoma Intl for the best District of Columbia - Washington flight prices

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $378 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from District of Columbia for as low as $318 on momondo.

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

There are 4 cabin classes available to choose from on District of Columbia to Washington 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 District of Columbia to State of Washington flights?

You could potentially save up to 20% on your flight if you consider stops on a District of Columbia to State of Washington flight.

Cheap District of Columbia to State of Washington flight deals and tips

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

Best Price Found

$248

Fastest flight time

5h 39m

Direct flights

Every day

Airports in State of Washington

96 airports
The best one-way flight to State of Washington from District of Columbia in the past 72 hours is $248. The best round-trip flight deal from District of Columbia to State of Washington found on momondo in the last 72 hours is $413.
The fastest flight from District of Columbia to State of Washington takes 5h 39m
Direct flights go from District of Columbia to State of Washington every day.
There are 96 airports in State of Washington. From District of Columbia there are direct flights to Portland (PDX), Seattle/Tacoma Intl (SEA).

Frequently asked questions about flying from District of Columbia to Washington

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

    Prices for flights from District of Columbia to Washington are refreshed on a daily basis.

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

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

    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 District of Columbia to Washington.

  • What documentation or ID do you need to fly to Washington?

    The travel and health documents required for your trip to Washington 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from District of Columbia to State of Washington?

Best airlines flying from District of Columbia to State of Washington

Compare and see reviews for airlines that fly from District of Columbia to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $103Free CancellationRating
7.9
8,435 reviews
Search Delta flights
FrontierPriceFrom $111Free CancellationRating
5.6
2,981 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $126Free CancellationRating
6.3
8,631 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $148Free CancellationRating
7.8
2,837 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $179Free CancellationRating
7.1
11,655 reviews
Search American Airlines flights
Sun Country AirPriceFrom $186Free CancellationRating
6.8
337 reviews
Search Sun Country Air flights
United AirlinesPriceFrom $199Free CancellationRating
7.4
9,635 reviews
Search United Airlines flights
SouthwestPriceFrom $218Free CancellationRating
8.0
4,327 reviews
Search Southwest flights
JetBluePriceFrom $219Free CancellationRating
7.2
2,951 reviews
Search JetBlue flights
Alaska AirlinesPriceFrom $226Free CancellationRating
7.9
12,273 reviews
Search Alaska Airlines flights

Why use momondo?

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

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 District of Columbia to Washington for you.

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

momondo does allow users to show only those flights to Washington from District of Columbia which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for District of Columbia to Washington flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Washington, momondo offers a useful price alert feature which will track prices for flights to Washington from District of Columbia and alert you when they change.

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1 adult
Fri 5/22
Fri 5/29

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