Cheap flight from Washington D.C. to Seattle from QAR 909
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Flights from Washington D.C. to Seattle
Cheap flight deals from Washington D.C. to Seattle
Find direct flights from Washington D.C. to Seattle within the next three months. Book one-way flights from QAR 457 or round-trip tickets from QAR 909.
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Round-trip
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One way
Deals on upcoming round-trip flights from Washington D.C. to Seattle
Deals on upcoming one-way flights from Washington D.C. to Seattle
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Cheapest nonstopWed, Aug 20Washington D.C. (IAD) Seattle(SEA)
Hawaiian Airlines
5h 42m (Nonstop)Tue, Aug 26Seattle(SEA) Washington D.C. (IAD)Hawaiian Airlines
5h 2m (Nonstop)20% OFFQAR 909 QAR 1,136Search -
Tue, Aug 26Washington D.C. (DCA) Seattle(SEA)Hawaiian Airlines
5h 50m (Nonstop)Tue, Sep 2Seattle(SEA) Washington D.C. (DCA)Hawaiian Airlines
5h 2m (Nonstop)20% OFFQAR 909 QAR 1,136Search
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Sat, Aug 16Washington D.C. (DCA) Seattle(SEA)
Frontier Airlines
8h 42m (2 stops)Tue, Aug 19Seattle(SEA) Washington D.C. (DCA)Frontier Airlines
7h 18m (1 stops)41% OFFQAR 669 QAR 1,136Search -
Tue, Aug 26Washington D.C. (DCA) Seattle(SEA)Frontier Airlines
8h 1m (2 stops)Sat, Aug 30Seattle(SEA) Washington D.C. (DCA)Frontier Airlines
7h 34m (1 stops)QAR 721Search
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Sat, Aug 23Washington D.C. (DCA) Seattle(SEA)Frontier Airlines
10h 51m (2 stops)Tue, Aug 26Seattle(SEA) Washington D.C. (DCA)Frontier Airlines
7h 18m (1 stops)QAR 723Search
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Fri, Jul 11Washington D.C. (IAD) Seattle(SEA)Frontier Airlines
9h 36m (2 stops)Fri, Jul 11Seattle(SEA) Washington D.C. (IAD)Frontier Airlines
13h 3m (1 stops)QAR 755Search
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Wed, Jul 9Washington D.C. (DCA) Seattle(SEA)Frontier Airlines
19h 42m (2 stops)Wed, Jul 16Seattle(SEA) Washington D.C. (DCA)Frontier Airlines
26h 39m (1 stops)QAR 817Search
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Sat, Aug 16Washington D.C. (DCA) Seattle(SEA)Hawaiian Airlines
9h 11m (2 stops)Tue, Aug 19Seattle(SEA) Washington D.C. (DCA)Hawaiian Airlines
7h 18m (1 stops)QAR 840Search
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Thu, Aug 7Washington D.C. (DCA) Seattle(SEA)Frontier Airlines
20h 34m (2 stops)Sun, Aug 10Seattle(SEA) Washington D.C. (DCA)Frontier Airlines
26h 39m (1 stops)QAR 858Search
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Tue, Aug 19Washington D.C. (IAD) Seattle(SEA)Hawaiian Airlines
5h 47m (1 stops)Wed, Aug 27Seattle(SEA) Washington D.C. (IAD)Hawaiian Airlines
10h 59m (1 stops)QAR 868Search
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Tue, Aug 12Washington D.C. (DCA) Seattle(SEA)
Alaska Airlines
10h 55m (2 stops)Tue, Aug 19Seattle(SEA) Washington D.C. (DCA)Alaska Airlines
7h 18m (1 stops)QAR 869Search
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Cheapest nonstopTue, Aug 26Washington D.C. (IAD) Seattle(SEA)Hawaiian Airlines
5h 42m (Nonstop)71% OFFQAR 457 QAR 1,551Search
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Wed, Aug 20Washington D.C. (IAD) Seattle(SEA)Hawaiian Airlines
5h 42m (Nonstop)70% OFFQAR 458 QAR 1,551Search
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Sat, Aug 16Washington D.C. (DCA) Seattle(SEA)Frontier Airlines
8h 42m (1 stops)77% OFFQAR 362 QAR 1,551Search
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Sat, Aug 23Washington D.C. (DCA) Seattle(SEA)Frontier Airlines
10h 51m (1 stops)QAR 366Search
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Tue, Aug 19Washington D.C. (DCA) Seattle(SEA)Frontier Airlines
8h 1m (1 stops)QAR 366Search
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Mon, Jul 14Washington D.C. (DCA) Seattle(SEA)Frontier Airlines
9h 34m (1 stops)QAR 383Search
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Tue, Sep 2Washington D.C. (DCA) Seattle(SEA)Frontier Airlines
19h 1m (1 stops)QAR 386Search
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Fri, Jul 11Washington D.C. (DCA) Seattle(SEA)Frontier Airlines
14h 34m (1 stops)QAR 404Search
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Tue, Jul 15Washington D.C. (IAD) Seattle(SEA)Frontier Airlines
11h 55m (1 stops)QAR 411Search
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Sat, Jul 5Washington D.C. (DCA) Seattle(SEA)Frontier Airlines
19h 42m (1 stops)QAR 701Search
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Wed, Jul 9Washington D.C. (DCA) Seattle(SEA)Frontier Airlines
8h 42m (1 stops)QAR 1,241Search
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Flight Info | Washington D.C. to Seattle
The distance between Washington D.C. and Seattle is about 3,736.07 km. It takes around 6 hours 4 minutes on average to fly from Washington D.C. to Seattle. The most popular month to Seattle is March. The off-season for travel is April.
| Cheapest one-way flight price | QAR 362 |
|---|---|
| Cheapest round-trip ticket price | QAR 669 |
| Off-season for travel | April |
| Peak season for travel | March |
| Flight distance | 3,736.07 km |
| Average flight time | 6 hours 4 minutes |
When is the cheapest time to fly from Washington D.C. to Seattle?
The best time to book the cheapest flights from Washington D.C. to Seattle is between Aug 10 and Aug 17. One-way ticket prices start at QAR 362 according to our flight calendar.
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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 Washington D.C. (WAS) to Seattle (SEA) the cheapest?
Airlines adjust prices for flights from Washington D.C. to Seattle based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Washington D.C. (WAS) to Seattle (SEA) cost?
According to Trip.com's data, the lowest price is around QAR 1,452. -
How long does it take to fly from Washington D.C. (WAS) to Seattle (SEA) and what is the distance?
It takes around 6 hours 4 minutes to fly from Washington D.C. (WAS) to Seattle (SEA). -
What are the most popular airlines that fly from Washington D.C. (WAS) to Seattle (SEA)?
Airlines with flights from Washington D.C. (WAS) to Seattle (SEA): United Airlines, Delta Air Lines, Air Tahiti Nui, Alaska Airlines, Hawaiian Airlines, Brussels Airlines, Qatar Airways, Lufthansa, Austrian Airlines, Ethiopian Airlines, Japan Airlines, Korean Air, Copa Airlines and avianca.
How to find a cheap flight from Washington D.C. to Seattle
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 Washington D.C. to Seattle. Book your flights at the right time and save more.
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
Compare Flight Prices
Compare prices on travel agency and airline websites.
Look Out for Deals
Check airline and travel agency websites for latest flight deals
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com