Browse Origins:
Browse Destinations:

Find Flight Deals from Seattle/Tacoma Intl to Washington (SEA - WAS)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Seattle/Tacoma Intl to Washington

(Round-trip)
Depart: Tue Apr 28 2015 Return: Wed Apr 29 2015 Trip spans 2 days
Frontier
Frontier
SEA
6:20a
DCA
2:59p
8h 39m
1 stop
DCA
9:30a
SEA
6:00p
8h 30m
1 stop
Depart: Tue Apr 14 2015 Return: Wed Apr 15 2015 Trip spans 2 days
Sun Country Air
Sun Country Air
SEA
6:20a
DCA
2:15p
7h 55m
2 stops
DCA
6:05p
SEA
8:35a
14h 30m
1 stop
Depart: Wed Mar 25 2015 Return: Tue Mar 31 2015 Trip spans 7 days
United
United
SEA
4:10a
IAD
9:04a
4h 54m
nonstop
IAD
4:15a
SEA
10:02a
5h 47m
nonstop
Depart: Tue Mar 31 2015 Return: Wed Apr 1 2015 Trip spans 2 days
Alaska Airlines
Alaska Airlines
SEA
5:20a
IAD
10:20a
5h 00m
nonstop
IAD
2:20p
SEA
8:15p
5h 55m
nonstop
Depart: Mon Apr 13 2015 Return: Wed Apr 15 2015 Trip spans 3 days
American Airlines
American Airlines
SEA
6:05p
IAD
1:46a
7h 41m
1 stop
IAD
1:20a
SEA
9:08a
7h 48m
1 stop
Depart: Wed Apr 15 2015 Return: Thu Apr 16 2015 Trip spans 2 days
US Airways
US Airways
SEA
7:10a
IAD
2:09p
6h 59m
1 stop
IAD
1:20a
SEA
9:08a
7h 48m
1 stop
Depart: Sun Apr 12 2015 Return: Wed Apr 15 2015 Trip spans 4 days
Alaska Airlines
Alaska Airlines
SEA
8:35p
DCA
5:00a
8h 25m
1 stop
DCA
11:15a
SEA
9:02p
9h 47m
1 stop
Depart: Sun May 3 2015 Return: Wed May 6 2015 Trip spans 4 days
American Airlines
American Airlines
SEA
6:10p
DCA
2:32a
8h 22m
1 stop
DCA
2:55a
SEA
12:32p
9h 37m
1 stop
Depart: Fri May 1 2015 Return: Tue May 5 2015 Trip spans 5 days
Multiple Airlines
Multiple Airlines
SEA
5:20a
IAD
10:20a
5h 00m
nonstop
IAD
4:05a
SEA
1:45p
9h 40m
1 stop
Depart: Wed Mar 18 2015 Return: Wed Apr 15 2015 Trip spans 29 days
Virgin America
Virgin America
SEA
6:40a
IAD
3:15p
8h 35m
1 stop
IAD
3:15a
SEA
1:55p
10h 40m
1 stop
Depart: Fri Sep 25 2015 Return: Thu Oct 1 2015 Trip spans 7 days
Virgin America
Virgin America
SEA
3:00a
DCA
2:40p
11h 40m
2 stops
DCA
7:40a
SEA
5:30p
9h 50m
2 stops
Depart: Sun May 10 2015 Return: Tue May 12 2015 Trip spans 3 days
Delta
Delta
SEA
9:00a
DCA
3:54p
6h 54m
1 stop
DCA
10:40a
SEA
6:07p
7h 27m
1 stop
Depart: Thu Sep 3 2015 Return: Wed Sep 9 2015 Trip spans 7 days
Multiple Airlines
Multiple Airlines
SEA
9:45a
DCA
3:58p
6h 13m
1 stop
DCA
1:43a
SEA
9:34a
7h 51m
1 stop
Depart: Sun Mar 29 2015 Return: Tue Apr 7 2015 Trip spans 10 days
Delta
Delta
SEA
8:40p
IAD
5:29a
8h 49m
1 stop
IAD
1:55p
SEA
10:11p
8h 16m
1 stop
Depart: Mon Sep 14 2015 Return: Thu Sep 24 2015 Trip spans 11 days
JetBlue Airways
JetBlue Airways
SEA
7:14p
DCA
3:32a
8h 18m
1 stop
DCA
10:30a
SEA
9:22p
10h 52m
1 stop
Depart: Sun Aug 9 2015 Return: Mon Aug 24 2015 Trip spans 16 days
JetBlue Airways
JetBlue Airways
SEA
7:00p
IAD
3:03a
8h 03m
1 stop
IAD
2:45a
SEA
11:19a
8h 34m
1 stop
Direct flights SEA to WAS on Delta
Flight # Depart SEA Arrive DCA Sun Mon Tue Wed Thu Fri Sat Valid Between
9249 1:55 pm 9:57 pm Apr 5 - May 2
9249 2:10 pm 9:57 pm Mar 8 - Apr 4
Airports
Origin

Seattle
$245
Destination

Washington
only $257
only $245