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Cheap flights from Washington, D.C. to Washington from $85

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Washington departing on 4/25. 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

Enter your travel dates to find the best prices.
Frontier Logo
6:00 pm - 12:01 pm
DCA
-
SEA
21h 01m
1 stop
Frontier Logo
12:30 pm - 9:59 pm
SEA
-
DCA
30h 29m
1 stop
$189Frontier
Fri, Feb 27 - Mon, Mar 2
Frontier Logo
2:00 pm - 11:01 am
DCA
-
SEA
24h 01m
2 stops
Frontier Logo
12:24 pm - 1:02 pm
SEA
-
DCA
21h 38m
1 stop
$190Frontier
Wed, Mar 4 - Mon, Mar 9
Delta Logo
4:45 pm - 10:09 pm
BWI
-
SEA
8h 24m
1 stop
Delta Logo
11:10 pm - 10:32 am
SEA
-
BWI
8h 22m
1 stop
$207Delta
Wed, Feb 11 - Sat, Feb 21
Alaska Airlines Logo
6:27 pm - 9:35 pm
IAD
-
SEA
6h 08mnonstop
Alaska Airlines Logo
9:27 am - 5:20 pm
SEA
-
IAD
4h 53mnonstop
$209Alaska Airlines
Thu, Feb 19 - Wed, Feb 25
Alaska Airlines Logo
8:00 am - 11:10 am
DCA
-
SEA
6h 10mnonstop
Alaska Airlines Logo
8:00 am - 4:06 pm
SEA
-
DCA
5h 06mnonstop
$209Alaska Airlines
Thu, Feb 19 - Wed, Feb 25
United Airlines Logo
6:26 pm - 12:59 am
BWI
-
SEA
9h 33m
1 stop
United Airlines Logo
5:20 pm - 7:27 am
SEA
-
BWI
11h 07m
1 stop
$215United Airlines
Thu, Feb 19 - Mon, Feb 23
Delta Logo
6:04 am - 12:44 pm
BWI
-
PDX
9h 40m
1 stop
Delta Logo
1:53 pm - 11:12 pm
PDX
-
BWI
6h 19m
1 stop
$217Delta
Sun, Feb 15 - Sat, Feb 21
Hawaiian Airlines Logo
7:05 am - 10:05 am
IAD
-
SEA
6h 00mnonstop
Hawaiian Airlines Logo
9:45 pm - 5:40 am
SEA
-
IAD
4h 55mnonstop
$226Hawaiian Airlines
Sun, Mar 1 - Mon, Mar 9
United Airlines Logo
5:55 pm - 8:56 pm
IAD
-
SEA
6h 01mnonstop
United Airlines Logo
12:43 pm - 11:21 pm
SEA
-
IAD
7h 38m
1 stop
$243United Airlines
Thu, Feb 19 - Mon, Feb 23
Hawaiian Airlines Logo
7:05 am - 10:05 am
IAD
-
SEA
6h 00mnonstop
Hawaiian Airlines Logo
9:27 am - 5:20 pm
SEA
-
IAD
4h 53mnonstop
$254Hawaiian Airlines
Thu, Feb 19 - Wed, Feb 25

Southwest flights from Washington, D.C. to State of Washington

Our best Southwest deals on Washington, D.C. to State of Washington flight tickets
Southwest
Feb 10
BWI5:10 pmBaltimore/Washington
8h 20m
1 stop
SEA10:30 pmSeattle/Tacoma Intl
Feb 25
SEA6:05 amSeattle/Tacoma Intl
8h 10m
2 stops
BWI5:15 pmBaltimore/Washington
$203
Southwest
Feb 25
BWI7:45 amBaltimore/Washington
8h 30m
1 stop
SEA1:15 pmSeattle/Tacoma Intl
Mar 10
SEA9:50 amSeattle/Tacoma Intl
10h 05m
1 stop
BWI10:55 pmBaltimore/Washington
$219
Southwest
Feb 24
BWI10:25 amBaltimore/Washington
10h 25m
1 stop
SEA5:50 pmSeattle/Tacoma Intl
Mar 3
SEA6:05 amSeattle/Tacoma Intl
8h 10m
2 stops
BWI5:15 pmBaltimore/Washington
$224

Frontier flights from Washington, D.C. to State of Washington

Our best Frontier deals on Washington, D.C. to State of Washington flight tickets
Frontier
Feb 27
DCA6:00 pmWashington, D.C. Reagan-National
21h 01m
1 stop
SEA12:01 pmSeattle/Tacoma Intl
Mar 2
SEA12:30 pmSeattle/Tacoma Intl
30h 29m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
$189
Frontier
Mar 4
DCA2:00 pmWashington, D.C. Reagan-National
24h 01m
2 stops
SEA11:01 amSeattle/Tacoma Intl
Mar 9
SEA12:24 pmSeattle/Tacoma Intl
21h 38m
1 stop
DCA1:02 pmWashington, D.C. Reagan-National
$190
Frontier
Mar 4
DCA2:00 pmWashington, D.C. Reagan-National
24h 01m
2 stops
SEA11:01 amSeattle/Tacoma Intl
Mar 9
SEA12:24 pmSeattle/Tacoma Intl
21h 38m
1 stop
DCA1:02 pmWashington, D.C. Reagan-National
$191

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 January 29, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Fri 2/27

6:00 pm-12:01 pm

1 stop21h 01m

Seattle/Tacoma Intl

Mon 3/2

12:30 pm-9:59 pm

1 stop30h 29m

$189

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Wed 3/4

2:00 pm-11:01 am

2 stops24h 01m

Seattle/Tacoma Intl

Mon 3/9

12:24 pm-1:02 pm

1 stop21h 38m

$190

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Wed 2/11

4:45 pm-10:09 pm

1 stop8h 24m

Seattle/Tacoma Intl

Sat 2/21

11:10 pm-10:32 am

1 stop8h 22m

$207

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Thu 2/19

6:27 pm-9:35 pm

Nonstop6h 08m

Seattle/Tacoma Intl

Wed 2/25

9:27 am-5:20 pm

Nonstop4h 53m

$209

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Thu 2/19

8:00 am-11:10 am

Nonstop6h 10m

Seattle/Tacoma Intl

Wed 2/25

8:00 am-4:06 pm

Nonstop5h 06m

$209

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Thu 2/19

6:26 pm-12:59 am

1 stop9h 33m

Seattle/Tacoma Intl

Mon 2/23

5:20 pm-7:27 am

1 stop11h 07m

$215

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Sun 2/15

6:04 am-12:44 pm

1 stop9h 40m

Portland

Sat 2/21

1:53 pm-11:12 pm

1 stop6h 19m

$217

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Sun 3/1

7:05 am-10:05 am

Nonstop6h 00m

Seattle/Tacoma Intl

Mon 3/9

9:45 pm-5:40 am

Nonstop4h 55m

$226

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Thu 2/19

5:55 pm-8:56 pm

Nonstop6h 01m

Seattle/Tacoma Intl

Mon 2/23

12:43 pm-11:21 pm

1 stop7h 38m

$243

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Thu 2/19

7:05 am-10:05 am

Nonstop6h 00m

Seattle/Tacoma Intl

Wed 2/25

9:27 am-5:20 pm

Nonstop4h 53m

$254

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 Washington, D.C. 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 Washington, D.C., with most prices found around $327. If you aren’t able to travel to State of Washington during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $344.

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

The cheapest day to depart from Washington, D.C. 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 $434. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. to State of Washington for around $561.

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 $435. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $491 on average. Flights to State of Washington from Washington, D.C. in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Fly from Washington, D.C. Reagan-National to Seattle/Tacoma Intl for the best Washington, D.C. - 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 Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $387 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 Washington, D.C. for as low as $312 on momondo.

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

There are 4 cabin classes available to choose from on Washington, D.C. 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 Washington, D.C. to State of Washington flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. to State of Washington.

Cheap Washington, D.C. to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to State of Washington

Best Price Found

$173

Fastest flight time

5h 30m

Direct flights

Every day

Airports in State of Washington

96 airports
The best one-way flight to State of Washington from Washington, D.C. in the past 72 hours is $173. The best round-trip flight deal from Washington, D.C. to State of Washington found on momondo in the last 72 hours is $273.
The fastest flight from Washington, D.C. to State of Washington takes 5h 30m
Direct flights go from Washington, D.C. to State of Washington every day.
There are 96 airports in State of Washington. From Washington, D.C. there are direct flights to Portland (PDX), Seattle/Tacoma Intl (SEA).
Search flight deals

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

    Prices for flights from Washington, D.C. to Washington are updated daily.

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

  • How old do you have to be to fly from Washington, D.C. to Washington?

    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 Washington, D.C. to Washington.

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

    The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. to State of Washington?

Best airlines flying from Washington, D.C. to State of Washington

Compare and see reviews for airlines that fly from Washington, D.C. to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $102Free CancellationRating
6.3
8,394 reviews
Search Spirit Airlines flights
DeltaPriceFrom $103Free CancellationRating
7.9
8,127 reviews
Search Delta flights
FrontierPriceFrom $111Free CancellationRating
5.7
3,056 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $143Free CancellationRating
7.8
2,830 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $179Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights
Sun Country AirPriceFrom $186Free CancellationRating
6.9
343 reviews
Search Sun Country Air flights
United AirlinesPriceFrom $213Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
SouthwestPriceFrom $218Free CancellationRating
8.0
4,267 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $236Free CancellationRating
8.0
11,808 reviews
Search Alaska Airlines flights

Why use momondo?

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

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

Yes. momondo enables you to select and highlight flights to Washington from Washington, D.C. with this policy.

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

momondo helps you find the best flight between Washington, D.C. and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Washington, D.C. to Washington 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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