Cheap flight from Seattle to Washington D.C. from AED 353
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Flights from Seattle to Washington D.C.
Cheap flight deals from Seattle to Washington D.C.
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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Cheapest nonstop
SEA 16:004h 59mNonstopIAD 23:59Seattle - Washington D.C. | Wed, Jun 4 | Alaska Airlines
IAD 06:305h 40mNonstopSEA 09:10Washington D.C. - Seattle | Tue, Jun 10 | Hawaiian AirlinesAED 808 AED 89710% OFF10% OFFAED 897 AED 808 -
SEA 23:305h 6mNonstopIAD 07:36Seattle - Washington D.C. | Wed, Jun 4 | Hawaiian Airlines
IAD 06:305h 40mNonstopSEA 09:10Washington D.C. - Seattle | Tue, Jun 10 | Hawaiian AirlinesAED 834 AED 8977% OFF7% OFFAED 897 AED 834 -
SEA 06:007h 59m1 stopsDCA 16:59Seattle - Washington D.C. | Tue, May 13 | Frontier Airlines
DCA 18:008h 49m1 stopsSEA 23:49Washington D.C. - Seattle | Tue, May 20 | Frontier AirlinesAED 635 AED 89728% OFF28% OFFAED 897 AED 635 -
SEA 06:007h 59m1 stopsDCA 16:59Seattle - Washington D.C. | Sat, May 10 | Frontier Airlines
DCA 18:008h 49m1 stopsSEA 23:49Washington D.C. - Seattle | Wed, May 14 | Frontier AirlinesAED 67425% OFFAED 897 AED 674
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SEA 06:0012h 59m1 stopsDCA 21:59Seattle - Washington D.C. | Sat, May 17 | Frontier Airlines
DCA 07:0019h 49m1 stopsSEA 23:49Washington D.C. - Seattle | Tue, May 20 | Frontier AirlinesAED 69423% OFFAED 897 AED 694
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SEA 06:257h 34m1 stopsDCA 16:59Seattle - Washington D.C. | Wed, May 28 | Frontier Airlines
DCA 07:0019h 58m1 stopsSEA 23:58Washington D.C. - Seattle | Wed, Jun 4 | Frontier AirlinesAED 69822% OFFAED 897 AED 698
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SEA 15:0027h 59m1 stopsDCA 21:59Seattle - Washington D.C. | Sat, May 24 | Frontier Airlines
DCA 18:008h 27m1 stopsSEA 23:27Washington D.C. - Seattle | Wed, May 28 | Frontier AirlinesAED 70122% OFFAED 897 AED 701
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SEA 06:007h 59m1 stopsDCA 16:59Seattle - Washington D.C. | Mon, May 12 | Frontier Airlines
DCA 18:008h 49m1 stopsSEA 23:49Washington D.C. - Seattle | Wed, May 14 | Frontier AirlinesAED 71021% OFFAED 897 AED 710
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SEA 06:2412h 35m1 stopsDCA 21:59Seattle - Washington D.C. | Wed, May 14 | Frontier Airlines
DCA 18:008h 49m1 stopsSEA 23:49Washington D.C. - Seattle | Tue, May 20 | Frontier AirlinesAED 71420% OFFAED 897 AED 714
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SEA 06:007h 59m1 stopsDCA 16:59Seattle - Washington D.C. | Sun, May 11 | Frontier Airlines
DCA 18:008h 49m1 stopsSEA 23:49Washington D.C. - Seattle | Tue, May 13 | Frontier AirlinesAED 71820% OFFAED 897 AED 718
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SEA 06:2512h 34m1 stopsDCA 21:59Seattle - Washington D.C. | Sat, May 31 | Frontier Airlines
DCA 18:009h 34m1 stopsSEA 00:34Washington D.C. - Seattle | Sat, Jun 7 | Frontier AirlinesAED 71820% OFFAED 897 AED 718
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SEA 06:2512h 34m1 stopsDCA 21:59Seattle - Washington D.C. | Tue, Jun 3 | Frontier Airlines
DCA 07:0019h 37m1 stopsSEA 23:37Washington D.C. - Seattle | Tue, Jun 10 | Frontier AirlinesAED 72719% OFFAED 897 AED 727
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SEA 13:0017h 25m1 stopsWAS Invalid DateSeattle - Washington D.C. | Sat, May 10 | Normal Airline
WAS 15:006hNonstopSEA 16:00Washington D.C. - Seattle | Mon, May 12 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
SEA 13:485h 11mNonstopDCA 21:59Seattle - Washington D.C. | Wed, Jun 4 | Hawaiian AirlinesAED 420 AED 92555% OFF55% OFFAED 925 AED 420
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SEA 16:004h 59mNonstopIAD 23:59Seattle - Washington D.C. | Wed, Jun 4 | Alaska AirlinesAED 423 AED 92554% OFF54% OFFAED 925 AED 423
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SEA 06:0021h 10m1 stopsIAD 06:10Seattle - Washington D.C. | Wed, Jun 4 | Spirit AirlinesAED 353 AED 92562% OFF62% OFFAED 925 AED 353 -
SEA 06:2526h 35m1 stopsDCA 12:00Seattle - Washington D.C. | Sat, Jun 7 | Frontier AirlinesAED 36461% OFFAED 925 AED 364
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SEA 06:0012h 59m1 stopsDCA 21:59Seattle - Washington D.C. | Tue, May 13 | Frontier AirlinesAED 39756% OFFAED 925 AED 397
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SEA 06:2512h 34m1 stopsDCA 21:59Seattle - Washington D.C. | Wed, May 28 | Frontier AirlinesAED 39756% OFFAED 925 AED 397
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SEA 06:007h 59m1 stopsDCA 16:59Seattle - Washington D.C. | Sat, May 17 | Frontier AirlinesAED 44852% OFFAED 925 AED 448
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SEA 06:007h 59m1 stopsDCA 16:59Seattle - Washington D.C. | Tue, May 20 | Frontier AirlinesAED 48548% OFFAED 925 AED 485
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SEA 06:0020h 55m1 stopsIAD 05:55Seattle - Washington D.C. | Wed, May 21 | Spirit AirlinesAED 61234% OFFAED 925 AED 612
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SEA 06:0021h 31m1 stopsIAD 06:31Seattle - Washington D.C. | Tue, May 20 | Spirit AirlinesAED 63431% OFFAED 925 AED 634
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SEA 06:247h 35m1 stopsDCA 16:59Seattle - Washington D.C. | Wed, May 21 | Frontier AirlinesAED 8399% OFFAED 925 AED 839
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SEA 06:007h 59m1 stopsDCA 16:59Seattle - Washington D.C. | Sat, May 10 | Frontier AirlinesAED 8607% OFFAED 925 AED 860
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SEA 13:0017h 25m1 stopsWAS Invalid DateSeattle - Washington D.C. | Sat, May 10 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | Seattle to Washington D.C.
| Cheapest one-way flight price | AED 352 |
|---|---|
| Cheapest return ticket price | AED 777 |
| Off-season for travel | March |
| Peak season for travel | June |
| Flight distance | 3,736.07 km |
| Average flight time | 5 hours 35 minutes |
| Popular airline | Alaska Airlines |
When is the cheapest time to fly from Seattle to Washington D.C.?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Seattle (SEA) to Washington D.C. (WAS) the cheapest?
Airlines adjust prices for flights from Seattle to Washington D.C. based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Seattle (SEA) to Washington D.C. (WAS) cost?
According to Trip.com's data, the lowest price is around AED 1,469. -
How long does it take to fly from Seattle (SEA) to Washington D.C. (WAS)?
It takes about 5 hours 35 minutes to fly from Seattle (SEA) to Washington D.C. (WAS). -
What are the most popular airlines that fly from Seattle (SEA) to Washington D.C. (WAS)?
Airlines with flights from Seattle (SEA) to Washington D.C. (WAS): Hawaiian Airlines, United Airlines, Delta Air Lines, Singapore Airlines, Korean Air, Alaska Airlines, Air Tahiti Nui, Austrian Airlines and Lufthansa. -
How many airports are there in Washington D.C. (WAS)?
There are 2 airport(s) near Washington D.C. (WAS): Ronald Reagan Washington National Airport and Dulles International Airport.
How to find a cheap flight from Seattle to Washington D.C.
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Washington D.C.. Book your flights at the right time and save more.
Being flexible with your dates to get the cheapest Seattle to Washington D.C. ticket.
Tap "Date" on flight search bar to scan through the calender for Seattle to Washington D.C. airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Wed, Jun 4 at AED 420 for one-way flights.
Compare cheap Seattle to Washington D.C. flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Seattle to Washington D.C.. The cheapest airline operating is Hawaiian Airlines.
Set up a Price Alert
By setting up a Price Alert for your Seattle to Washington D.C. route, you can easily track the price of your airline tickets from without manually checking every day.
Don't miss cheap Seattle to Washington D.C. flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Seattle to Washington D.C. to get exclusive deals for you.
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