Find Cheap Flights from Seattle/Tacoma Intl to Washington (SEA - WAS)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Seattle/Tacoma Intl to Washington

(Round-trip)
Depart: Mon Aug 28 2017 Return: Sat Sep 2 2017 Trip spans 6 days
Frontier
Frontier
SEA
2:44p
DCA
5:24a
14h 40m
1 stop
DCA
9:15a
SEA
8:36p
11h 21m
1 stop
Depart: Tue Dec 12 2017 Return: Wed Dec 13 2017 Trip spans 2 days
United
United
SEA
6:19p
IAD
8:14a
13h 55m
1 stop
IAD
1:50p
SEA
9:47p
7h 57m
1 stop
Depart: Wed Nov 1 2017 Return: Thu Nov 2 2017 Trip spans 2 days
American Airlines
American Airlines
SEA
6:20p
IAD
1:45a
7h 25m
1 stop
IAD
6:50a
SEA
4:42p
9h 52m
1 stop
Depart: Tue Aug 15 2017 Return: Wed Aug 30 2017 Trip spans 16 days
Delta
Delta
SEA
5:56p
DCA
12:55a
6h 59m
1 stop
DCA
2:35a
SEA
9:45a
7h 10m
1 stop
Depart: Thu Nov 16 2017 Return: Tue Nov 28 2017 Trip spans 13 days
Alaska Airlines
Alaska Airlines
SEA
10:55a
IAD
3:51p
4h 56m
nonstop
IAD
4:05a
SEA
10:02a
5h 57m
nonstop
Depart: Tue Aug 29 2017 Return: Sat Sep 2 2017 Trip spans 5 days
Frontier
Frontier
SEA
2:59p
DCA
5:24a
14h 25m
1 stop
DCA
9:15a
SEA
8:36p
11h 21m
1 stop
Depart: Tue Aug 1 2017 Return: Wed Aug 2 2017 Trip spans 2 days
United
United
SEA
8:50p
DCA
4:57a
8h 07m
1 stop
DCA
11:45a
SEA
9:10p
9h 25m
1 stop
Depart: Sat Sep 2 2017 Return: Tue Sep 5 2017 Trip spans 4 days
Frontier
Frontier
SEA
2:44p
DCA
5:24a
14h 40m
1 stop
DCA
9:15a
SEA
8:57a
23h 42m
1 stop
Depart: Mon Oct 30 2017 Return: Thu Nov 2 2017 Trip spans 4 days
American Airlines
American Airlines
SEA
6:20p
DCA
3:39a
9h 19m
1 stop
DCA
6:30a
SEA
4:42p
10h 12m
1 stop
Depart: Thu Sep 21 2017 Return: Mon Sep 25 2017 Trip spans 5 days
Delta
Delta
SEA
9:10a
IAD
4:56p
7h 46m
1 stop
IAD
12:59p
SEA
8:33p
7h 34m
1 stop
Depart: Sun Sep 24 2017 Return: Mon Sep 25 2017 Trip spans 2 days
United
United
SEA
8:20p
DCA
2:53a
6h 33m
1 stop
DCA
7:59a
SEA
7:29p
11h 30m
1 stop
Depart: Wed Sep 6 2017 Return: Fri Sep 8 2017 Trip spans 3 days
Frontier
Frontier
SEA
2:44p
DCA
5:24a
14h 40m
1 stop
DCA
9:15a
SEA
9:02a
23h 47m
1 stop
Depart: Tue Oct 31 2017 Return: Thu Nov 2 2017 Trip spans 3 days
American Airlines
American Airlines
SEA
2:00a
DCA
11:11a
9h 11m
1 stop
DCA
7:55a
SEA
4:42p
8h 47m
1 stop
Depart: Sat Nov 4 2017 Return: Mon Nov 6 2017 Trip spans 3 days
Delta
Delta
SEA
5:30a
DCA
2:28p
8h 58m
1 stop
DCA
11:45a
SEA
9:22p
9h 37m
1 stop
Depart: Thu Nov 23 2017 Return: Tue Nov 28 2017 Trip spans 6 days
Alaska Airlines
Alaska Airlines
SEA
10:55a
IAD
3:51p
4h 56m
nonstop
IAD
4:05a
SEA
10:02a
5h 57m
nonstop
Depart: Fri Nov 3 2017 Return: Sat Nov 4 2017 Trip spans 2 days
United
United
SEA
7:10p
DCA
2:48a
7h 38m
1 stop
DCA
8:55a
SEA
8:20p
11h 25m
1 stop
Depart: Thu Sep 7 2017 Return: Tue Sep 12 2017 Trip spans 6 days
Frontier
Frontier
SEA
3:10p
DCA
9:57a
18h 47m
1 stop
DCA
9:15a
SEA
9:02a
23h 47m
1 stop
Depart: Wed Jul 26 2017 Return: Tue Aug 15 2017 Trip spans 21 days
American Airlines
American Airlines
SEA
8:15p
DCA
3:42a
7h 27m
1 stop
DCA
2:30p
SEA
11:35p
9h 05m
1 stop
Depart: Thu Nov 9 2017 Return: Wed Nov 15 2017 Trip spans 7 days
Delta
Delta
SEA
6:35a
DCA
3:51p
9h 16m
1 stop
DCA
9:55a
SEA
5:50p
7h 55m
1 stop
Depart: Mon Dec 11 2017 Return: Tue Dec 12 2017 Trip spans 2 days
United
United
SEA
7:15p
DCA
3:55a
8h 40m
1 stop
DCA
9:30a
SEA
8:35p
11h 05m
1 stop
Direct flights SEA to WAS on United
Flight # Depart SEA Arrive IAD Sun Mon Tue Wed Thu Fri Sat Valid Between
419 7:25 am 3:30 pm Jul 22 - Aug 1
419 7:25 am 3:30 pm Aug 3 - Aug 14
419 7:25 am 3:32 pm Aug 2 - Aug 6
419 7:25 am 3:32 pm Jul 23 - Jul 30
419 7:25 am 3:32 pm Aug 13 - Aug 13
419 7:30 am 3:36 pm Aug 20 - Aug 27
419 7:35 am 3:41 pm Aug 15 - Sep 2
260 1:05 pm 9:07 pm Jul 22 - Aug 12
260 1:05 pm 9:07 pm Jul 23 - Jul 30
260 1:05 pm 9:05 pm Jul 24 - Aug 4
260 1:05 pm 9:05 pm Aug 8 - Aug 8
260 1:05 pm 9:07 pm Aug 6 - Aug 6
260 1:05 pm 9:07 pm Aug 7 - Aug 13
260 1:05 pm 9:05 pm Aug 9 - Aug 14
260 1:05 pm 9:06 pm Aug 15 - Aug 16
260 1:05 pm 9:06 pm Aug 17 - Aug 24
260 1:05 pm 9:06 pm Aug 18 - Aug 18
260 1:05 pm 9:08 pm Aug 19 - Aug 26
260 1:05 pm 9:06 pm Aug 27 - Aug 27
260 1:05 pm 9:06 pm Aug 20 - Aug 20
260 1:05 pm 9:06 pm Aug 25 - Aug 31
1462 10:17 pm 6:09 am Jul 22 - Jul 29
1462 10:17 pm 6:09 am Jul 23 - Jul 31
1462 10:17 pm 6:09 am Aug 1 - Aug 7
1462 10:17 pm 6:09 am Aug 3 - Aug 12
1462 10:17 pm 6:09 am Aug 11 - Aug 14
1462 10:25 pm 6:16 am Aug 15 - Aug 31
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Seattle
$308
Destination

Washington
only $319
only $308
Airlines Airline reviews

83 travelers who booked a flight from Seattle to Washington rated their chosen airlines with an average of 7.3.

Overall
7.6
Boarding
7.9
Crew
7.8
Comfort
6.9
Food
6.2
Entertainment
6.5