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$115 Find cheap flights from District of Columbia to Seattle

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Seattle departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
qui 6/27
qui 7/4

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In the last 7 days travelers have searched 42,816,550 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$115
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly with an average 20% increase in price.
Flight from Reagan Washington National Airport to Seattle

FAQs for booking flights from District of Columbia to Seattle

  • How does KAYAK find such low prices on flights from District of Columbia to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from District of Columbia to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back to District of Columbia with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from District of Columbia to Seattle?

Find which airlines fly direct from District of Columbia to Seattle/Tacoma Intl, which days they fly and book direct flights.

Nonstop departures

District of Columbia to Seattle/Tacoma Intl

Monday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Tuesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Wednesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Saturday

ANA, Aer Lingus, Aeromexico, +62 more

ANA, Aer Lingus, +63 more

Sunday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

See more direct flights

Nonstop returns

Seattle/Tacoma Intl to District of Columbia

Monday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Tuesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Wednesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Saturday

ANA, Aer Lingus, Aeromexico, +62 more

ANA, Aer Lingus, +63 more

Sunday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

See more direct flights
See more direct flights

Book cheap flights from District of Columbia to Seattle

Recent round-trip flight deals

9/7sáb
1 stopFrontier
16h 38mDCA-SEA
9/17ter
1 stopFrontier
9h 22mSEA-DCA
$230
9/7sáb
1 stopFrontier
16h 38mDCA-SEA
9/18qua
1 stopFrontier
9h 22mSEA-DCA
$232
8/24sáb
1 stopFrontier
16h 38mDCA-SEA
8/31sáb
1 stopFrontier
11h 01mSEA-DCA
$237
8/21qua
nonstopDelta
6h 03mIAD-SEA
8/27ter
nonstopDelta
4h 57mSEA-IAD
$277
9/10ter
1 stopJetBlue
11h 36mDCA-SEA
9/17ter
1 stopJetBlue
10h 21mSEA-DCA
$278
8/19seg
nonstopDelta
5h 47mIAD-SEA
8/28qua
nonstopDelta
4h 57mSEA-IAD
$283
8/24sáb
1 stopUnited Airlines
9h 52mIAD-SEA
8/28qua
nonstopUnited Airlines
5h 05mSEA-IAD
$287
8/19seg
1 stopAlaska Airlines
10h 28mIAD-SEA
8/31sáb
nonstopAlaska Airlines
5h 08mSEA-IAD
$292
8/13ter
nonstopUnited Airlines
5h 44mIAD-SEA
8/20ter
1 stopUnited Airlines
6h 53mSEA-IAD
$293
7/23ter
1 stopAlaska Airlines
10h 17mIAD-SEA
7/31qua
nonstopAlaska Airlines
4h 52mSEA-IAD
$298

Search by stops

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Recent one-way flight deals

9/17ter
1 stopJetBlue
11h 36mDCA-SEA
$115
9/3ter
1 stopFrontier
22h 38mDCA-SEA
$124
9/3ter
nonstopAlaska Airlines
5h 51mIAD-SEA
$139
8/13ter
nonstopDelta
5h 47mIAD-SEA
$145
9/3ter
1 stopAmerican Airlines
9h 22mIAD-SEA
$147
9/4qua
1 stopAmerican Airlines
8h 39mIAD-SEA
$148
6/18ter
1 stopUnited Airlines
9h 29mDCA-SEA
$148
6/18ter
nonstopUnited Airlines
5h 44mIAD-SEA
$154
7/24qua
nonstopDelta
6h 03mIAD-SEA
$179
8/13ter
2 stopsAlaska Airlines
14h 23mDCA-SEA
$216

Search by stops

Search by airline

Search by price

Last minute flights from District of Columbia to Seattle

Last minute flight, train and bus deals

6/2dom
multi-stopFrontier
22h 45mDCA-SEA
6/8sáb
multi-stopFrontier
7h 29mSEA-DCA
$339
6/1sáb
multi-stopFrontier
27h 04mDCA-SEA
6/4ter
multi-stopFrontier
22h 43mSEA-DCA
$349
5/30qui
multi-stop
24h 20mIAD-SEA
6/3seg
multi-stop
15h 03mSEA-IAD
$412
5/30qui
multi-stop
27h 15mIAD-SEA
8/9sex
multi-stop
9h 11mSEA-IAD
$425
6/2dom
multi-stopSun Country Air
22h 20mIAD-SEA
6/15sáb
multi-stopSun Country Air
23h 46mSEA-IAD
$430
6/2dom
multi-stopSun Country Air
22h 20mIAD-SEA
6/8sáb
multi-stopSun Country Air
16h 53mSEA-IAD
$495
5/30qui
nonstopDelta
5h 46mIAD-SEA
8/9sex
nonstopDelta
4h 57mSEA-IAD
$562
5/30qui
multi-stopDelta
8h 04mIAD-SEA
8/9sex
nonstopDelta
4h 57mSEA-IAD
$572
5/31sex
multi-stopAlaska Airlines
28h 16mIAD-SEA
6/1sáb
nonstopAlaska Airlines
5h 12mSEA-IAD
$609
6/2dom
nonstopAlaska Airlines
5h 40mIAD-SEA
6/15sáb
nonstopAlaska Airlines
4h 52mSEA-IAD
$613

Search by stops

Search by airline

Search by price

Flights to Seattle

Destination:

Seattle (SEA)United States

Return flight deals:

Seattle - District of Columbia

Cabin classes:

$815
$797
$566
$276