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

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 Washington to Seattle/Tacoma Intl

(Round-trip)
Depart: Tue May 30 2017 Return: Tue Jun 13 2017 Trip spans 15 days
Major Airline
Major Airline
DCA
10:50a
SEA
4:54p
6h 04m
nonstop
SEA
5:35a
DCA
10:53a
5h 18m
nonstop
Depart: Sat May 13 2017 Return: Sat May 20 2017 Trip spans 8 days
Frontier
Frontier
DCA
2:00p
SEA
9:15a
19h 15m
1 stop
SEA
2:24p
DCA
9:55a
19h 31m
1 stop
Depart: Wed May 3 2017 Return: Thu May 4 2017 Trip spans 2 days
Sun Country Air
Sun Country Air
DCA
6:00p
SEA
10:50a
16h 50m
1 stop
SEA
1:40p
DCA
2:00p
24h 20m
1 stop
Depart: Tue May 2 2017 Return: Thu May 4 2017 Trip spans 3 days
American Airlines
American Airlines
DCA
6:30a
SEA
4:00p
9h 30m
1 stop
SEA
6:20p
DCA
1:55a
7h 35m
1 stop
Depart: Sun Jun 18 2017 Return: Mon Jul 3 2017 Trip spans 16 days
United
United
DCA
2:00a
SEA
10:49a
8h 49m
1 stop
SEA
8:05p
DCA
5:52a
9h 47m
1 stop
Depart: Mon Sep 25 2017 Return: Thu Sep 28 2017 Trip spans 4 days
Delta
Delta
IAD
3:30a
SEA
11:20a
7h 50m
1 stop
SEA
9:15a
IAD
4:08p
6h 53m
1 stop
Depart: Wed May 31 2017 Return: Tue Jun 6 2017 Trip spans 7 days
Major Airline
Major Airline
IAD
9:30a
SEA
3:28p
5h 58m
nonstop
SEA
12:10a
IAD
5:17a
5h 07m
nonstop
Depart: Sat Jun 3 2017 Return: Tue Jun 6 2017 Trip spans 4 days
Major Airline
Major Airline
DCA
10:50a
SEA
4:54p
6h 04m
nonstop
SEA
5:35a
DCA
10:53a
5h 18m
nonstop
Depart: Tue Aug 15 2017 Return: Sat Aug 19 2017 Trip spans 5 days
Frontier
Frontier
DCA
1:05p
SEA
9:07a
20h 02m
1 stop
SEA
2:30p
DCA
5:34a
15h 04m
1 stop
Depart: Sat Jun 10 2017 Return: Tue Jun 13 2017 Trip spans 4 days
Major Airline
Major Airline
IAD
9:20a
SEA
3:28p
6h 08m
nonstop
SEA
12:10a
IAD
5:17a
5h 07m
nonstop
Depart: Wed Aug 30 2017 Return: Tue Sep 5 2017 Trip spans 7 days
Frontier
Frontier
DCA
3:00a
SEA
8:31p
17h 31m
1 stop
SEA
3:00p
DCA
9:11a
18h 11m
1 stop
Depart: Sun Apr 30 2017 Return: Mon May 8 2017 Trip spans 9 days
American Airlines
American Airlines
IAD
1:05a
SEA
9:03a
7h 58m
1 stop
SEA
6:20p
IAD
1:48a
7h 28m
1 stop
Depart: Sun Aug 20 2017 Return: Thu Aug 24 2017 Trip spans 5 days
United
United
DCA
1:45p
SEA
12:13a
10h 28m
1 stop
SEA
8:30p
DCA
5:40a
9h 10m
1 stop
Depart: Tue Sep 26 2017 Return: Tue Oct 3 2017 Trip spans 8 days
Delta
Delta
DCA
2:10a
SEA
9:42a
7h 32m
1 stop
SEA
5:00a
DCA
12:27p
7h 27m
1 stop
Depart: Tue Sep 5 2017 Return: Tue Sep 12 2017 Trip spans 8 days
Frontier
Frontier
DCA
3:00a
SEA
5:05p
14h 05m
1 stop
SEA
3:00p
DCA
5:29a
14h 29m
1 stop
Depart: Sat May 27 2017 Return: Sat Jun 10 2017 Trip spans 15 days
Major Airline
Major Airline
DCA
10:50a
SEA
4:54p
6h 04m
nonstop
SEA
5:35a
DCA
10:53a
5h 18m
nonstop
Depart: Mon May 1 2017 Return: Wed May 3 2017 Trip spans 3 days
American Airlines
American Airlines
DCA
1:40a
SEA
9:03a
7h 23m
1 stop
SEA
6:20p
DCA
1:55a
7h 35m
1 stop
Depart: Mon Aug 28 2017 Return: Fri Sep 1 2017 Trip spans 5 days
United
United
DCA
11:30a
SEA
11:20p
11h 50m
1 stop
SEA
8:30p
DCA
5:40a
9h 10m
1 stop
Depart: Tue Oct 3 2017 Return: Wed Oct 11 2017 Trip spans 9 days
Delta
Delta
DCA
12:45p
SEA
8:27p
7h 42m
1 stop
SEA
2:00a
DCA
9:53a
7h 53m
1 stop
Depart: Sat Sep 9 2017 Return: Sat Sep 16 2017 Trip spans 8 days
Frontier
Frontier
DCA
3:00a
SEA
8:37p
17h 37m
1 stop
SEA
6:55a
DCA
2:50p
7h 55m
1 stop
Direct flights WAS to SEA on United
Flight # Depart IAD Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
389 8:15 am 10:57 am Apr 23 - May 4
389 8:35 am 11:19 am May 25 - Jun 2
389 8:35 am 11:19 am May 7 - May 21
389 8:35 am 11:19 am May 5 - May 5
389 8:35 am 11:19 am May 8 - May 15
389 8:35 am 11:19 am May 16 - May 18
389 8:35 am 11:19 am May 10 - May 10
389 8:35 am 11:19 am May 17 - May 24
389 8:35 am 11:19 am May 30 - May 30
1053 12:30 pm 3:14 pm Apr 24 - May 4
1769 4:05 pm 6:46 pm May 27 - May 27
1769 4:05 pm 6:46 pm May 5 - Jun 7
1769 4:05 pm 6:46 pm May 6 - May 20
10 5:55 pm 8:49 pm Apr 24 - May 3
326 5:59 pm 8:53 pm May 28 - Jun 2
326 5:59 pm 8:53 pm May 5 - May 26
326 6:09 pm 9:03 pm May 7 - May 21
10 6:56 pm 9:50 pm Apr 27 - May 4
326 7:00 pm 9:54 pm May 6 - May 20
326 7:40 pm 10:34 pm May 27 - May 27
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Washington
only $259
only $259
Destination

Seattle
$259