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Cheap flights from District of Columbia to Washington from $77

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 12/10. 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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Frontier Logo
1:00 pm - 11:13 amDCA-GEG
25h 13m1 stop
Frontier Logo
12:08 pm - 1:06 pmGEG-DCA
21h 58m1 stop
$169Frontier
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Wed, Dec 3 - Sun, Dec 7
Alaska Airlines Logo
5:01 pm - 8:07 pmDCA-SEA
6h 06mnonstop
Alaska Airlines Logo
8:06 am - 8:00 pmSEA-DCA
8h 54m1 stop
$236Alaska Airlines
Find Deal
Tue, Jan 20 - Tue, Jan 27
Delta Logo
4:44 pm - 7:43 pmDCA-SEA
5h 59mnonstop
Delta Logo
7:20 am - 3:20 pmSEA-DCA
5h 00mnonstop
$239Delta
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Thu, Jan 22 - Mon, Jan 26
United Airlines Logo
5:55 pm - 8:54 pmIAD-SEA
5h 59mnonstop
United Airlines Logo
8:10 am - 4:18 pmSEA-IAD
5h 08mnonstop
$240United Airlines
Find Deal
Thu, Dec 11 - Tue, Dec 16
United Airlines Logo
5:55 pm - 8:54 pmIAD-SEA
5h 59mnonstop
United Airlines Logo
1:05 pm - 12:56 amSEA-IAD
8h 51m1 stop
$241United Airlines
Find Deal
Fri, Dec 12 - Sun, Dec 14
Hawaiian Airlines Logo
9:59 am - 5:28 pmDCA-SEA
10h 29m1 stop
Hawaiian Airlines Logo
1:56 pm - 9:59 pmSEA-DCA
5h 03mnonstop
$241Hawaiian Airlines
Find Deal
Mon, Dec 8 - Tue, Dec 16
Hawaiian Airlines Logo
9:59 am - 5:28 pmDCA-SEA
10h 29m1 stop
Hawaiian Airlines Logo
8:05 am - 8:00 pmSEA-DCA
8h 55m1 stop
$247Hawaiian Airlines
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Mon, Dec 8 - Tue, Dec 16
Delta Logo
6:58 pm - 12:24 amDCA-SEA
8h 26m1 stop
Delta Logo
7:25 am - 3:27 pmSEA-DCA
5h 02mnonstop
$249Delta
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Mon, Dec 8 - Mon, Dec 15
American Airlines Logo
5:22 pm - 11:23 pmIAD-PDX
9h 01m1 stop
American Airlines Logo
12:00 pm - 10:59 pmPDX-IAD
7h 59m1 stop
$296American Airlines
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Tue, Dec 9 - Tue, Dec 16
American Airlines Logo
10:48 am - 11:59 pmIAD-BLI
16h 11m2 stops
American Airlines Logo
9:00 am - 11:54 pmBLI-IAD
11h 54m2 stops
$599American Airlines
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Tue, Mar 10 - Wed, Mar 11

American Airlines flights from District of Columbia to State of Washington

Our best American Airlines deals on District of Columbia to State of Washington flight tickets
American Airlines
Jan 8
IAD1:08 pmWashington, D.C. Dulles Intl
10h 37m
1 stop
SEA8:45 pmSeattle/Tacoma Intl
Jan 11
SEA6:00 amSeattle/Tacoma Intl
7h 31m
1 stop
IAD4:31 pmWashington, D.C. Dulles Intl
$263
Find similar
American Airlines
Feb 14
IAD6:00 amWashington, D.C. Dulles Intl
10h 01m
1 stop
SEA1:01 pmSeattle/Tacoma Intl
Feb 21
SEA5:39 amSeattle/Tacoma Intl
7h 49m
1 stop
IAD4:28 pmWashington, D.C. Dulles Intl
$266
Find similar
American Airlines
Dec 10
IAD11:25 amWashington, D.C. Dulles Intl
10h 24m
1 stop
SEA6:49 pmSeattle/Tacoma Intl
Dec 12
SEA11:34 amSeattle/Tacoma Intl
8h 25m
1 stop
IAD10:59 pmWashington, D.C. Dulles Intl
$284
Find similar

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
Jan 8
DCA4:44 pmWashington, D.C. Reagan-National
5h 59m
SEA7:43 pmSeattle/Tacoma Intl
Jan 12
SEA7:20 amSeattle/Tacoma Intl
5h 00m
DCA3:20 pmWashington, D.C. Reagan-National
$239
Find similar
Delta
Dec 11
DCA6:07 amWashington, D.C. Reagan-National
11h 11m
1 stop
SEA2:18 pmSeattle/Tacoma Intl
Dec 13
SEA7:25 amSeattle/Tacoma Intl
5h 02m
DCA3:27 pmWashington, D.C. Reagan-National
$249
Find similar
Delta
Jan 8
DCA6:05 amWashington, D.C. Reagan-National
7h 37m
1 stop
SEA10:42 amSeattle/Tacoma Intl
Jan 8
SEA11:10 pmSeattle/Tacoma Intl
9h 50m
1 stop
DCA12:00 pmWashington, D.C. Reagan-National
$259
Find similar

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 November 18, 2025.
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

Washington, D.C.Spokane

DCA - GEG

DCAGEG

Washington, D.C. Reagan-National

Wed 12/3

1:00 pm-11:13 am

1 stop25h 13m

Spokane

Sun 12/7

12:08 pm-1:06 pm

1 stop21h 58m

$169

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Tue 1/20

5:01 pm-8:07 pm

Nonstop6h 06m

Seattle/Tacoma Intl

Tue 1/27

8:06 am-8:00 pm

1 stop8h 54m

$236

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Thu 1/22

4:44 pm-7:43 pm

Nonstop5h 59m

Seattle/Tacoma Intl

Mon 1/26

7:20 am-3:20 pm

Nonstop5h 00m

$239

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Thu 12/11

5:55 pm-8:54 pm

Nonstop5h 59m

Seattle/Tacoma Intl

Tue 12/16

8:10 am-4:18 pm

Nonstop5h 08m

$240

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Fri 12/12

5:55 pm-8:54 pm

Nonstop5h 59m

Seattle/Tacoma Intl

Sun 12/14

1:05 pm-12:56 am

1 stop8h 51m

$241

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Mon 12/8

9:59 am-5:28 pm

1 stop10h 29m

Seattle/Tacoma Intl

Tue 12/16

1:56 pm-9:59 pm

Nonstop5h 03m

$241

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Mon 12/8

9:59 am-5:28 pm

1 stop10h 29m

Seattle/Tacoma Intl

Tue 12/16

8:05 am-8:00 pm

1 stop8h 55m

$247

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Mon 12/8

6:58 pm-12:24 am

1 stop8h 26m

Seattle/Tacoma Intl

Mon 12/15

7:25 am-3:27 pm

Nonstop5h 02m

$249

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Tue 12/9

5:22 pm-11:23 pm

1 stop9h 01m

Portland

Tue 12/16

12:00 pm-10:59 pm

1 stop7h 59m

$296

Washington, D.C.Bellingham

IAD - BLI

IADBLI

Washington, D.C. Dulles Intl

Tue 3/10

10:48 am-11:59 pm

2 stops16h 11m

Bellingham

Wed 3/11

9:00 am-11:54 pm

2 stops11h 54m

$599

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 September is, on average, the cheapest month to fly to State of Washington from District of Columbia, with most prices found around $337. If you aren’t able to travel to State of Washington during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $368.

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 $436. 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 $580.

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 in the evening when flights can be purchased for as low as $422. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $516 on average. Flights to State of Washington from District of Columbia in the morning 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 Washington, D.C. Reagan-National 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 $412 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 $332 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?

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

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

$179

Fastest flight time

5h 35m

Direct flights

Every day

Airports in State of Washington

2 airports
The best one-way flight to State of Washington from District of Columbia in the past 72 hours is $179. The best round-trip flight deal from District of Columbia to State of Washington found on momondo in the last 72 hours is $352.
The fastest flight from District of Columbia to State of Washington takes 5h 35m
Direct flights go from District of Columbia to State of Washington every day.
There are 2 airports near State of Washington: Portland (PDX), Seattle/Tacoma Intl (SEA)
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  • 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
FrontierPriceFrom $111Free CancellationRating
5.8
3,105 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $126Free CancellationRating
6.3
8,150 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $149Free CancellationRating
7.8
2,809 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $184Free CancellationRating
7.9
8,007 reviews
Search Delta flights
American AirlinesPriceFrom $206Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights
United AirlinesPriceFrom $229Free CancellationRating
7.4
9,019 reviews
Search United Airlines flights
SouthwestPriceFrom $238Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $260Free CancellationRating
8.0
11,315 reviews
Search Alaska Airlines flights
Sun Country AirPriceFrom $313Free CancellationRating
6.9
334 reviews
Search Sun Country Air 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.

An easier way to manage your State of Washington trip

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