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Take off on cheap flights from Washington to Seattle, your adventure starts now!

Find cheap airline tickets from Washington to Seattle by date

  • any
  • September 2018
  • October 2018
  • November 2018
  • December 2018
  • January 2019
  • February 2019
  • March 2019
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • any
  • September 2018
  • October 2018
  • November 2018
  • December 2018
  • January 2019
  • February 2019
  • March 2019
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • price
  • month of departure
  • month of return
$248
outward: Oct 6, 2018
6:06p BWI » 9:05a SEA
Unknown Company 1 stop (14h59m)
inbound: Oct 9, 2018
9:55a SEA » 5:58a BWI
Unknown Company 1 stop (20h03m)
Verify
13 days ago
$249
outward: Oct 6, 2018
6:06p BWI » 9:05a SEA
Unknown Company 1 stop (14h59m)
inbound: Oct 9, 2018
9:55a SEA » 5:58a BWI
Unknown Company 1 stop (20h03m)
Verify
8 days ago
$258
outward: Oct 6, 2018
6:06p BWI » 9:05a SEA
Unknown Company 1 stop (14h59m)
inbound: Oct 9, 2018
9:55a SEA » 5:58a BWI
Unknown Company 1 stop (20h03m)
Verify
16 days ago
$278
outward: Oct 6, 2018
12:03p IAD » 3:31a SEA
Frontier Airlines 1 stop (15h28m)
inbound: Oct 11, 2018
4:21a SEA » 12:20p IAD
Frontier Airlines 1 stop (7h59m)
Verify
27 days ago
$278
outward: Oct 6, 2018
12:03p IAD » 3:31a SEA
Frontier Airlines 1 stop (15h28m)
inbound: Oct 11, 2018
4:21a SEA » 12:20p IAD
Frontier Airlines 1 stop (7h59m)
Verify
27 days ago
$284
outward: Oct 6, 2018
12:03p IAD » 3:00a SEA
Unknown Company 1 stop (14h57m)
inbound: Oct 9, 2018
9:55a SEA » 12:20p IAD
Frontier Airlines 1 stop (26h25m)
Verify
18 days ago
$295
outward: Oct 6, 2018
12:15p BWI » 11:49p SEA
United Airlines 1 stop (11h34m)
inbound: Oct 9, 2018
8:20a SEA » 3:07p BWI
United Airlines 1 stop (6h47m)
Verify
17 days ago
$304
outward: Oct 6, 2018
6:30p IAD » 12:06a SEA
United Airlines direct (5h36m)
inbound: Oct 10, 2018
8:20a SEA » 3:07p BWI
United Airlines 1 stop (6h47m)
Verify
17 days ago
$305
outward: Oct 6, 2018
6:30p IAD » 12:06a SEA
United Airlines direct (5h36m)
inbound: Oct 10, 2018
8:20a SEA » 3:07p BWI
United Airlines 1 stop (6h47m)
Verify
15 days ago
$307
outward: Oct 6, 2018
12:03p IAD » 3:31a SEA
Frontier Airlines 1 stop (15h28m)
inbound: Oct 9, 2018
9:55a SEA » 12:20p IAD
Frontier Airlines 1 stop (26h25m)
Verify
14 days ago
$335
outward: Oct 5, 2018
12:03p IAD » 3:31a SEA
Frontier Airlines 1 stop (15h28m)
inbound: Oct 7, 2018
9:55a SEA » 6:53p DCA
Frontier Airlines 1 stop (8h58m)
Verify
19 days ago
$335
outward: Oct 7, 2018
12:00a DCA » 9:05a SEA
Frontier Airlines 1 stop (9h05m)
inbound: Oct 9, 2018
4:21a SEA » 12:20p IAD
Frontier Airlines 1 stop (7h59m)
Verify
19 days ago
$336
outward: Oct 7, 2018
12:00a DCA » 9:05a SEA
Frontier Airlines 1 stop (9h05m)
inbound: Oct 11, 2018
4:21a SEA » 12:20p IAD
Frontier Airlines 1 stop (7h59m)
Verify
18 days ago
$346
outward: Oct 6, 2018
7:50p DCA » 3:31a SEA
Frontier Airlines 1 stop (7h41m)
inbound: Oct 9, 2018
9:55a SEA » 6:53p DCA
Frontier Airlines 1 stop (8h58m)
Verify
27 days ago
$346
outward: Oct 6, 2018
7:50p DCA » 3:31a SEA
Frontier Airlines 1 stop (7h41m)
inbound: Oct 9, 2018
9:55a SEA » 6:53p DCA
Frontier Airlines 1 stop (8h58m)
Verify
27 days ago
$346
outward: Oct 6, 2018
7:50p DCA » 3:31a SEA
Frontier Airlines 1 stop (7h41m)
inbound: Oct 11, 2018
9:55a SEA » 6:53p DCA
Frontier Airlines 1 stop (8h58m)
Verify
27 days ago
$366
outward: Oct 5, 2018
12:00a DCA » 9:05a SEA
Frontier Airlines 1 stop (9h05m)
inbound: Oct 9, 2018
4:21a SEA » 12:20p IAD
Frontier Airlines 1 stop (7h59m)
Verify
19 days ago
$366
outward: Oct 6, 2018
12:00a DCA » 9:05a SEA
Frontier Airlines 1 stop (9h05m)
inbound: Oct 9, 2018
4:21a SEA » 12:20p IAD
Frontier Airlines 1 stop (7h59m)
Verify
19 days ago
$368
outward: Oct 6, 2018
12:00a DCA » 9:05a SEA
Frontier Airlines 1 stop (9h05m)
inbound: Oct 9, 2018
9:55a SEA » 6:53p DCA
Frontier Airlines 1 stop (8h58m)
Verify
18 days ago
$368
outward: Oct 6, 2018
12:00a DCA » 9:05a SEA
Frontier Airlines 1 stop (9h05m)
inbound: Oct 11, 2018
4:21a SEA » 12:20p IAD
Frontier Airlines 1 stop (7h59m)
Verify
18 days ago
$380
outward: Oct 8, 2018
12:00a DCA » 9:05a SEA
Frontier Airlines 1 stop (9h05m)
inbound: Oct 9, 2018
9:55a SEA » 6:53p DCA
Frontier Airlines 1 stop (8h58m)
Verify
27 days ago
$380
outward: Oct 8, 2018
12:00a DCA » 9:05a SEA
Frontier Airlines 1 stop (9h05m)
inbound: Oct 9, 2018
9:55a SEA » 6:53p DCA
Frontier Airlines 1 stop (8h58m)
Verify
27 days ago
$380
outward: Oct 8, 2018
12:00a DCA » 9:05a SEA
Frontier Airlines 1 stop (9h05m)
inbound: Oct 11, 2018
9:55a SEA » 6:53p DCA
Frontier Airlines 1 stop (8h58m)
Verify
27 days ago
$380
outward: Oct 8, 2018
12:00a DCA » 9:05a SEA
Frontier Airlines 1 stop (9h05m)
inbound: Oct 11, 2018
9:55a SEA » 6:53p DCA
Frontier Airlines 1 stop (8h58m)
Verify
27 days ago
$381
outward: Oct 5, 2018
10:00p BWI » 10:19a SEA
Spirit Airlines 1 stop (12h19m)
inbound: Oct 9, 2018
3:00p SEA » 12:43a BWI
Spirit Airlines 1 stop (9h43m)
Verify
27 days ago
$381
outward: Oct 5, 2018
10:00p BWI » 10:19a SEA
Spirit Airlines 1 stop (12h19m)
inbound: Oct 9, 2018
3:00p SEA » 12:43a BWI
Spirit Airlines 1 stop (9h43m)
Verify
27 days ago
$381
outward: Oct 5, 2018
10:00p BWI » 10:19a SEA
Spirit Airlines 1 stop (12h19m)
inbound: Oct 10, 2018
3:00p SEA » 12:43a BWI
Spirit Airlines 1 stop (9h43m)
Verify
27 days ago
$381
outward: Oct 5, 2018
10:00p BWI » 10:19a SEA
Spirit Airlines 1 stop (12h19m)
inbound: Oct 10, 2018
3:00p SEA » 12:43a BWI
Spirit Airlines 1 stop (9h43m)
Verify
27 days ago
$385
outward: Oct 5, 2018
10:00p BWI » 10:19a SEA
Spirit Airlines 1 stop (12h19m)
inbound: Oct 12, 2018
5:12a SEA » 5:36p BWI
Spirit Airlines 1 stop (12h24m)
Verify
27 days ago
$385
outward: Oct 5, 2018
10:00p BWI » 10:19a SEA
Spirit Airlines 1 stop (12h19m)
inbound: Oct 12, 2018
5:12a SEA » 5:36p BWI
Spirit Airlines 1 stop (12h24m)
Verify
27 days ago
Return
Departure
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$334 $366 $380 $384
06 October Oct Saturday $outDate.dayShortName
$411 $248 $304 $277
07 October Oct Sunday $outDate.dayShortName
$334 $428 $336
08 October Oct Monday $outDate.dayShortName
$379 $379
09 October Oct Tuesday $outDate.dayShortName
Availability of fares is not guaranteed for offers found in the last 7 days.
Choose when you'd like to depart to Seattle (USA):
*Best price per person, all taxes and surcharges included; found in the last 14 days on liligo.com
Find the cheapest Washington Seattle flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for Washington - Seattle with these new dates, click on an offer. Want to depart from another city? Choose: Las Vegas - Seattle New York - Seattle London - Seattle Miami - Seattle Chicago - Seattle San Francisco - Seattle See more routes

Airlines operating flights from Washington to Seattle

  • any
  • September 2018
  • October 2018
  • November 2018
  • December 2018
  • January 2019
  • February 2019
  • March 2019
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • all
  • Alaska Airlines
  • Frontier Airlines
  • JetBlue
  • Spirit Airlines
  • United Airlines
JetBlue
outbound: Oct 17, 2018
JetBlue 1 stop
return: Nov 11, 2018
Frontier Airlines 1 stop
$313 Verify
16 days ago
Spirit Airlines
outbound: Oct 6, 2018
Spirit Airlines 2 stops
return: Oct 9, 2018
Spirit Airlines 2 stops
$358 Verify
18 days ago
Frontier Airlines
outbound: Sep 22, 2018
Frontier Airlines 1 stop
return: Sep 29, 2018
Frontier Airlines 1 stop
$216 Verify
13 days ago
Alaska Airlines
outbound: Sep 22, 2018
Alaska Airlines direct
return: Sep 29, 2018
Alaska Airlines direct
$314 Verify
13 days ago
United Airlines
outbound: Sep 22, 2018
United Airlines 1 stop
return: Sep 29, 2018
United Airlines direct
$320 Verify
13 days ago
Airline tickets Washington - Seattle found in the last 30 days.

Travel tips for flights Washington - Seattle

Average flight duration: 5h36m (direct flight)

  • Arrival city:
  • Seattle, USA
  • Airport(s):
  • Kenmore Air Harbor Seaplane Base (LKE)
  • Seattle–Tacoma International Airport (SEA)
  • Local time:
  • Sep 18, 2018 6:32 PM, GMT-7
  • Weather:
  • min. 53ºF, max. 62ºF
  • Departure city:
  • Washington, USA
  • Airport(s):
  • Ronald Reagan Washington National Airport (DCA)
  • Dulles International Airport (IAD)
  • Baltimore/Washington International Thurgood Marshall Airport (BWI)
  • Local time:
  • Sep 18, 2018 9:32 PM, GMT-4
  • Weather:
  • min. 67ºF, max. 79ºF