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Find Flight Deals 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: Tue Mar 31 2015 Return: Tue Apr 7 2015 Trip spans 8 days
United
United
SEA
3:45p
PHL
12:00a
8h 15m
1 stop
PHL
1:30a
SEA
11:15a
9h 45m
1 stop
Depart: Wed Apr 15 2015 Return: Fri Apr 24 2015 Trip spans 10 days
United
United
SEA
7:48a
PHL
4:42p
8h 54m
1 stop
PHL
1:30a
SEA
11:15a
9h 45m
1 stop
Depart: Wed Feb 25 2015 Return: Thu Feb 26 2015 Trip spans 2 days
Multiple Airlines
Multiple Airlines
SEA
12:59p
PHL
10:49p
9h 50m
1 stop
PHL
9:07a
SEA
8:18p
11h 11m
1 stop
Depart: Tue Feb 17 2015 Return: Fri Feb 20 2015 Trip spans 4 days
United
United
SEA
12:59p
PHL
10:49p
9h 50m
1 stop
PHL
1:00a
SEA
8:48a
7h 48m
1 stop
Depart: Wed Feb 18 2015 Return: Tue Feb 24 2015 Trip spans 7 days
United
United
SEA
12:59p
PHL
10:49p
9h 50m
1 stop
PHL
9:45a
SEA
7:37p
9h 52m
1 stop
Depart: Thu Feb 19 2015 Return: Tue Feb 24 2015 Trip spans 6 days
United
United
SEA
12:59p
PHL
10:49p
9h 50m
1 stop
PHL
3:00a
SEA
11:15a
8h 15m
1 stop
Depart: Fri Feb 20 2015 Return: Tue Feb 24 2015 Trip spans 5 days
United
United
SEA
12:59p
PHL
10:49p
9h 50m
1 stop
PHL
9:45a
SEA
7:37p
9h 52m
1 stop
Depart: Mon Feb 23 2015 Return: Wed Feb 25 2015 Trip spans 3 days
United
United
SEA
12:59p
PHL
10:49p
9h 50m
1 stop
PHL
3:00a
SEA
11:15a
8h 15m
1 stop
Depart: Fri Feb 27 2015 Return: Mon Mar 2 2015 Trip spans 4 days
United
United
SEA
12:59p
PHL
10:49p
9h 50m
1 stop
PHL
9:45a
SEA
7:37p
9h 52m
1 stop
Depart: Wed Mar 4 2015 Return: Mon Mar 9 2015 Trip spans 5 days
United
United
SEA
1:51p
PHL
10:49p
8h 58m
1 stop
PHL
11:12a
SEA
8:01p
8h 49m
1 stop
Depart: Thu Mar 5 2015 Return: Wed Mar 11 2015 Trip spans 6 days
United
United
SEA
12:49a
PHL
9:20a
8h 31m
1 stop
PHL
12:20p
SEA
8:40p
8h 20m
1 stop
Depart: Tue Mar 10 2015 Return: Tue Mar 31 2015 Trip spans 22 days
United
United
SEA
3:45p
PHL
12:00a
8h 15m
1 stop
PHL
2:00a
SEA
10:02a
8h 02m
1 stop
Depart: Thu Mar 12 2015 Return: Mon Mar 16 2015 Trip spans 5 days
United
United
SEA
1:49a
PHL
10:20a
8h 31m
1 stop
PHL
10:30a
SEA
8:52p
10h 22m
1 stop
Depart: Tue Mar 17 2015 Return: Fri Mar 20 2015 Trip spans 4 days
United
United
SEA
3:45p
PHL
12:00a
8h 15m
1 stop
PHL
2:00a
SEA
10:02a
8h 02m
1 stop
Depart: Tue Mar 24 2015 Return: Tue Mar 31 2015 Trip spans 8 days
United
United
SEA
3:45p
PHL
12:00a
8h 15m
1 stop
PHL
2:18a
SEA
10:02a
7h 44m
1 stop
Depart: Tue Feb 10 2015 Return: Sat Feb 14 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
SEA
3:35a
PHL
8:38a
5h 03m
nonstop
PHL
12:40p
SEA
6:45p
6h 05m
nonstop
Depart: Thu Feb 26 2015 Return: Mon Mar 2 2015 Trip spans 5 days
JetBlue Airways
JetBlue Airways
SEA
6:14p
PHL
1:39a
7h 25m
1 stop
PHL
9:17a
SEA
8:05p
10h 48m
1 stop
Depart: Sat Feb 7 2015 Return: Tue Feb 10 2015 Trip spans 4 days
US Airways
US Airways
SEA
12:15a
PHL
10:16a
10h 01m
1 stop
PHL
1:00p
SEA
7:13p
6h 13m
nonstop
Depart: Mon Feb 9 2015 Return: Sat Feb 14 2015 Trip spans 6 days
Delta
Delta
SEA
7:55p
PHL
2:49a
6h 54m
1 stop
PHL
12:00p
SEA
8:11p
8h 11m
1 stop
Depart: Wed Jun 17 2015 Return: Sat Jun 27 2015 Trip spans 11 days
American Airlines
American Airlines
SEA
8:45p
PHL
1:47a
5h 02m
nonstop
PHL
4:30p
SEA
10:22p
5h 52m
nonstop
Change your search
Direct flights SEA to PHL on Delta
Flight # Depart SEA Arrive PHL Sun Mon Tue Wed Thu Fri Sat Valid Between
7491 8:35 am 4:35 pm Jan 19 - Feb 7
7491 8:35 am 4:38 pm Feb 8 - Mar 7
Airports
Origin

Seattle
$329
Destination

Philadelphia
$329