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$76+ Cheap flights from Washington, D.C. (WAS) to Washington

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SEA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Washington

Keep the following information in mind while searching for Washington, D.C. to Washington flight deals. Data was last updated October 30, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$210
(Mytrip)

One-way from

$76
(Booking.com)

Popular in

December

Cheapest in

September

Average price

$397

Good round-trip deal

$339 or less

Good one-way deal

$186 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Seattle/Tacoma Intl flights.
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From Washington, D.C. (WAS) to Washington
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One-way flight from Washington, D.C. (WAS) to Washington
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($15 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Washington, D.C. (WAS) to Washington.
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Price to beat on a one-way flight from Washington, D.C. (WAS) to Washington.
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Find flight deals from Washington, D.C. to Washington

Cheapest flights from Washington, D.C. to Washington
Explore the most affordable flight options available from Washington, D.C. to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/132:00 pmDCA - GEG
1 stop24h 13mFrontier
Sat 12/2012:02 pmGEG - DCA
1 stop6h 57mFrontier
Deal found 10/29$210
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:00 amBWI - SEA
1 stop15h 32mMultiple Airlines
Tue 11/181:37 pmSEA - BWI
2 stops20h 18mMultiple Airlines
Deal found 10/28$227
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:05 amBWI - SEA
1 stop9h 32mDelta
Sun 11/2311:00 pmSEA - BWI
1 stop7h 22mDelta
Deal found 10/28$228
This Southwest deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:10 amBWI - SEA
1 stop12h 10mSouthwest
Wed 12/106:35 amSEA - BWI
2 stops9h 55mSouthwest
Deal found 10/30$230
This Southwest deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/101:05 pmBWI - SEA
2 stops12h 50mSouthwest
Fri 12/125:55 pmSEA - BWI
1 stop8h 50mSouthwest
Deal found 10/28$233
This SmartFares deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:38 amIAD - SEA
Nonstop5h 54mHawaiian Airlines
Thu 12/410:11 pmSEA - IAD
Nonstop4h 55mHawaiian Airlines
Deal found 10/29$234
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:34 amIAD - SEA
Nonstop6h 01mAlaska Airlines
Sun 12/710:11 pmSEA - IAD
Nonstop4h 55mAlaska Airlines
Deal found 10/28$235
This CheapOair deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:00 pmDCA - SEA
1 stop21h 07mFrontier
Thu 11/1312:58 pmSEA - DCA
1 stop21h 04mFrontier
Deal found 10/30$236
This Alaska Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:30 pmIAD - SEA
Nonstop6h 00mAlaska Airlines
Mon 12/810:11 pmSEA - IAD
Nonstop4h 55mAlaska Airlines
Deal found 10/28$237
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/148:48 pmBWI - SEA
1 stop14h 58mFrontier
Wed 12/242:46 pmSEA - BWI
2 stops17h 09mFrontier
Deal found 10/29$237
This Alaska Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/85:00 pmDCA - SEA
Nonstop6h 13mAlaska Airlines
Tue 12/161:56 pmSEA - DCA
Nonstop5h 03mAlaska Airlines
Deal found 10/29$237
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:15 amIAD - SEA
Nonstop6h 04mDelta
Wed 12/33:30 pmSEA - IAD
Nonstop4h 57mDelta
Deal found 10/29$238

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to 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, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Washington that are best for you.

Fly from

Washington, D.C.

Fly to

Washington

Route

Depart

Return

Price

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Wed 1/14

8:00 am-11:09 am

Nonstop6h 09m

Seattle/Tacoma Intl

Sun 1/18

1:55 pm-9:59 pm

Nonstop5h 04m

$237

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Wed 1/14

7:30 am-10:29 am

Nonstop5h 59m

Seattle/Tacoma Intl

Sun 1/18

3:20 pm-11:10 pm

Nonstop4h 50m

$238

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Thu 1/8

2:20 pm-11:05 pm

2 stops11h 45m

Seattle/Tacoma Intl

Sun 1/11

6:35 am-5:40 pm

2 stops8h 05m

$238

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Thu 1/15

1:40 pm-11:40 pm

2 stops13h 00m

Seattle/Tacoma Intl

Fri 1/16

5:15 am-5:40 pm

2 stops9h 25m

$238

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

10:40 am-9:18 pm

1 stop7h 38m

$247

BaltimoreSpokane

BWI - GEG

BWIGEG

Baltimore/Washington

Thu 12/4

6:00 am-2:55 pm

2 stops11h 55m

Spokane

Tue 12/9

9:25 am-12:22 am

2 stops11h 57m

$256

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Wed 12/10

5:37 pm-12:12 am

1 stop9h 35m

Seattle/Tacoma Intl

Mon 12/15

7:59 pm-5:30 pm

1 stop18h 31m

$256

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Thu 1/8

5:26 pm-9:28 am

1 stop19h 02m

Seattle/Tacoma Intl

Sun 1/11

8:21 pm-5:04 pm

1 stop17h 43m

$256

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Thu 11/20

6:00 am-12:57 pm

1 stop9h 57m

Seattle/Tacoma Intl

Thu 11/27

7:15 am-12:26 am

2 stops14h 11m

$256

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Tue 12/16

8:59 am-5:27 pm

1 stop11h 28m

Seattle/Tacoma Intl

Thu 1/8

8:06 am-8:00 pm

1 stop8h 54m

$256

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C. to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Washington

What is the cheapest month to book a flight from Washington, D.C. to State of Washington?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to State of Washington (average of $109). Flying from Washington, D.C. to State of Washington in July is currently the most expensive (average of $232). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WAS to WA?

Find hourly flight availability from Washington, D.C. to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Washington, D.C. to State of Washington in the evening. Doing so could potentially save you 24% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Washington, D.C. to State of Washington?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Washington. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. to State of Washington flight should consider departing on Monday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Washington, D.C. to State of Washington?

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated October 30, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Washington, D.C. to Washington have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,214 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
11,214 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
7.9
Good
7,993 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Hawaiian Airlines
7.8
Good
2,797 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
United Airlines
7.4
Good
8,998 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Frontier
5.8
Fair
3,123 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. to State of Washington?

    For as low as $238, Alaska Airlines can have you in State of Washington from Washington, D.C. in 5h 59m. Airlines will cover a distance of 2299 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Washington, D.C. to State of Washington one-way?

    $76 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $120 and $125, respectively.

  • What are the most popular routes from Washington, D.C. to State of Washington?

    When deciding which route to take from Washington, D.C. to State of Washington consider Washington, D.C. Dulles Intl - Seattle/Tacoma Intl, Washington, D.C. Reagan-National - Seattle/Tacoma Intl or Baltimore/Washington - Seattle/Tacoma Intl as they are the most popular.

  • What are the most reliable airlines from Washington, D.C. to State of Washington?

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. to State of Washington consider choosing Japan Airlines (100%), Finnair (100%) or United Airlines (97%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Washington, D.C. to State of Washington?

    On average you can expect to pay $1,000 for a flight from Washington, D.C. to State of Washington. The cheapest flight overall is $139 while the most popular route, (Washington, D.C. Dulles Intl - Seattle/Tacoma Intl) is currently priced at $227.

  • Can I find deals for flights from Washington, D.C. to Washington that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Washington.

  • Can I find deals for business class flights from Washington, D.C. to Washington?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to State of Washington?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to State of Washington (average of $109). Flying from Washington, D.C. to State of Washington in July is currently the most expensive (average of $232). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Washington, D.C. to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Washington, D.C. to Washington

Discover the top 9 airlines that operate flights from Washington, D.C. to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$111Average$262FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$126Average$275FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$149Average$444FlexibilityNo cancel feeOn-time85%
DeltaCheapest$186Average$403FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$206Average$460FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$238Average$497FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$238Average$462FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$260Average$537FlexibilityNo cancel feeOn-time75%
Sun Country AirCheapest$313Average$402FlexibilityNo cancel feeOn-time83%

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