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Find Deals on Flights from Seattle/Tacoma Intl to Philadelphia (SEA - PHL)

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

Book cheap flights from Seattle/Tacoma Intl to Philadelphia

(Round-trip)
Depart: Mon Aug 24 2015 Return: Tue Aug 25 2015 Trip spans 2 days
American Airlines
American Airlines
SEA
8:25p
PHL
5:44a
9h 19m
1 stop
PHL
10:45a
SEA
9:04p
10h 19m
1 stop
Depart: Fri Aug 28 2015 Return: Tue Sep 1 2015 Trip spans 5 days
United
United
SEA
2:42p
PHL
11:58p
9h 16m
1 stop
PHL
2:17p
SEA
12:09a
9h 52m
1 stop
Depart: Tue Sep 1 2015 Return: Fri Sep 4 2015 Trip spans 4 days
United
United
SEA
2:42p
PHL
11:58p
9h 16m
1 stop
PHL
2:17p
SEA
12:10a
9h 53m
1 stop
Depart: Tue Sep 8 2015 Return: Tue Sep 15 2015 Trip spans 8 days
United
United
SEA
2:42p
PHL
11:58p
9h 16m
1 stop
PHL
2:17p
SEA
12:10a
9h 53m
1 stop
Depart: Fri Sep 11 2015 Return: Sun Sep 13 2015 Trip spans 3 days
United
United
SEA
2:42p
PHL
11:58p
9h 16m
1 stop
PHL
2:17p
SEA
12:10a
9h 53m
1 stop
Depart: Sat Sep 12 2015 Return: Mon Sep 14 2015 Trip spans 3 days
United
United
SEA
3:26p
PHL
11:58p
8h 32m
1 stop
PHL
1:54p
SEA
10:50p
8h 56m
1 stop
Depart: Wed Sep 16 2015 Return: Wed Sep 23 2015 Trip spans 8 days
United
United
SEA
2:42p
PHL
11:58p
9h 16m
1 stop
PHL
2:17p
SEA
12:10a
9h 53m
1 stop
Depart: Wed Aug 19 2015 Return: Mon Aug 24 2015 Trip spans 6 days
United
United
SEA
1:43p
PHL
11:58p
10h 15m
1 stop
PHL
2:17p
SEA
12:10a
9h 53m
1 stop
Depart: Tue Aug 25 2015 Return: Tue Sep 1 2015 Trip spans 8 days
United
United
SEA
7:59p
PHL
5:10a
9h 11m
1 stop
PHL
2:17p
SEA
12:09a
9h 52m
1 stop
Depart: Wed Aug 26 2015 Return: Mon Aug 31 2015 Trip spans 6 days
United
United
SEA
5:35p
PHL
2:19a
8h 44m
1 stop
PHL
2:17p
SEA
12:10a
9h 53m
1 stop
Depart: Sat Aug 29 2015 Return: Tue Sep 1 2015 Trip spans 4 days
United
United
SEA
3:09a
PHL
2:48p
11h 39m
1 stop
PHL
1:54p
SEA
10:50p
8h 56m
1 stop
Depart: Mon Aug 31 2015 Return: Fri Sep 4 2015 Trip spans 5 days
United
United
SEA
7:59p
PHL
5:10a
9h 11m
1 stop
PHL
2:17p
SEA
12:10a
9h 53m
1 stop
Depart: Wed Sep 2 2015 Return: Fri Sep 4 2015 Trip spans 3 days
United
United
SEA
1:45a
PHL
10:25a
8h 40m
1 stop
PHL
2:17p
SEA
12:10a
9h 53m
1 stop
Depart: Thu Sep 3 2015 Return: Tue Sep 8 2015 Trip spans 6 days
United
United
SEA
1:45a
PHL
1:13p
11h 28m
1 stop
PHL
2:17p
SEA
12:10a
9h 53m
1 stop
Depart: Fri Sep 4 2015 Return: Tue Sep 8 2015 Trip spans 5 days
United
United
SEA
1:45a
PHL
1:13p
11h 28m
1 stop
PHL
2:17p
SEA
12:10a
9h 53m
1 stop
Depart: Sat Sep 5 2015 Return: Tue Sep 8 2015 Trip spans 4 days
United
United
SEA
5:35p
PHL
2:19a
8h 44m
1 stop
PHL
2:17p
SEA
12:10a
9h 53m
1 stop
Depart: Sun Oct 11 2015 Return: Thu Oct 15 2015 Trip spans 5 days
Delta
Delta
SEA
7:15a
PHL
3:27p
8h 12m
1 stop
PHL
12:06p
SEA
8:20p
8h 14m
1 stop
Depart: Thu Oct 15 2015 Return: Mon Oct 19 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
SEA
4:30a
PHL
9:55a
5h 25m
nonstop
PHL
1:55p
SEA
7:59p
6h 04m
nonstop
Depart: Wed Aug 5 2015 Return: Tue Aug 11 2015 Trip spans 7 days
US Airways
US Airways
SEA
8:35p
PHL
1:38a
5h 03m
nonstop
PHL
4:30p
SEA
10:24p
5h 54m
nonstop
Depart: Tue Jul 14 2015 Return: Tue Jul 21 2015 Trip spans 8 days
JetBlue Airways
JetBlue Airways
SEA
5:29p
PHL
1:03a
7h 34m
1 stop
PHL
2:05p
SEA
10:53p
8h 48m
1 stop
Direct flights SEA to PHL on Delta
Flight # Depart SEA Arrive PHL Sun Mon Tue Wed Thu Fri Sat Valid Between
7557 8:40 am 4:57 pm Aug 6 - Aug 8
7557 8:40 am 4:57 pm Jul 12 - Jul 19
7557 8:40 am 4:57 pm Jul 25 - Aug 5
7570 8:40 am 4:57 pm Jul 20 - Jul 24
7570 8:40 am 4:57 pm Aug 9 - Aug 21
Airports
Origin

Seattle
$323
Destination

Philadelphia
$323