Find Cheap Flights from Seattle to Philadelphia

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 to Philadelphia

(Round-trip)
Depart: Wed Aug 30 2017 Return: Tue Sep 5 2017 Trip spans 7 days
Frontier
Frontier
SEA
2:30p
PHL
10:36p
8h 06m
1 stop
PHL
6:50p
SEA
9:07a
14h 17m
1 stop
Depart: Thu Sep 7 2017 Return: Mon Sep 11 2017 Trip spans 5 days
Major Airline
Major Airline
SEA
2:55a
PHL
6:46p
15h 51m
1 stop
PHL
2:55p
SEA
5:02a
14h 07m
1 stop
Depart: Tue Jun 13 2017 Return: Mon Jun 26 2017 Trip spans 14 days
Spirit Airlines
Spirit Airlines
SEA
11:23a
PHL
11:55p
12h 32m
1 stop
PHL
3:56p
SEA
1:27p
21h 31m
1 stop
Depart: Tue May 9 2017 Return: Tue Jun 13 2017 Trip spans 36 days
American Airlines
American Airlines
SEA
6:30p
PHL
11:40p
5h 10m
nonstop
PHL
5:00p
SEA
11:11p
6h 11m
nonstop
Depart: Sat Oct 7 2017 Return: Tue Oct 10 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
SEA
3:55a
PHL
8:59a
5h 04m
nonstop
PHL
1:15p
SEA
7:14p
5h 59m
nonstop
Depart: Fri May 19 2017 Return: Tue Jun 20 2017 Trip spans 33 days
United
United
SEA
6:35p
PHL
2:28a
7h 53m
1 stop
PHL
4:05p
SEA
1:00a
8h 55m
1 stop
Depart: Wed Sep 6 2017 Return: Sat Sep 9 2017 Trip spans 4 days
Frontier
Frontier
SEA
6:55a
PHL
5:32p
10h 37m
1 stop
PHL
11:20a
SEA
8:37p
9h 17m
1 stop
Depart: Sat Sep 9 2017 Return: Wed Sep 13 2017 Trip spans 5 days
Frontier
Frontier
SEA
6:55a
PHL
5:26p
10h 31m
1 stop
PHL
11:20a
SEA
8:37p
9h 17m
1 stop
Depart: Tue Sep 5 2017 Return: Sat Sep 16 2017 Trip spans 12 days
Major Airline
Major Airline
SEA
2:55a
PHL
6:36p
15h 41m
1 stop
PHL
7:20a
SEA
4:37p
9h 17m
1 stop
Depart: Wed May 17 2017 Return: Tue May 23 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
SEA
2:00a
PHL
9:11a
31h 11m
2 stops
PHL
3:33p
SEA
11:15p
31h 42m
1 stop
Depart: Tue Sep 12 2017 Return: Wed Sep 20 2017 Trip spans 9 days
Frontier
Frontier
SEA
6:55a
PHL
5:26p
10h 31m
1 stop
PHL
11:20a
SEA
8:37p
9h 17m
1 stop
Depart: Wed May 10 2017 Return: Wed Jun 14 2017 Trip spans 36 days
American Airlines
American Airlines
SEA
6:30p
PHL
11:40p
5h 10m
nonstop
PHL
5:00p
SEA
11:11p
6h 11m
nonstop
Depart: Sun May 14 2017 Return: Sat Jun 17 2017 Trip spans 35 days
Major Airline
Major Airline
SEA
3:58p
PHL
3:35a
11h 37m
1 stop
PHL
12:20a
SEA
2:50p
14h 30m
1 stop
Depart: Sat May 27 2017 Return: Sun May 28 2017 Trip spans 2 days
Alaska Airlines
Alaska Airlines
SEA
3:00p
PHL
9:50p
6h 50m
1 stop
PHL
2:05a
SEA
12:19p
10h 14m
1 stop
Depart: Sun May 28 2017 Return: Tue Jun 6 2017 Trip spans 10 days
United
United
SEA
5:20a
PHL
3:10p
9h 50m
1 stop
PHL
2:20a
SEA
12:02p
9h 42m
1 stop
Depart: Wed Sep 13 2017 Return: Wed Sep 20 2017 Trip spans 8 days
Frontier
Frontier
SEA
6:55a
PHL
5:26p
10h 31m
1 stop
PHL
11:20a
SEA
8:37p
9h 17m
1 stop
Depart: Mon Aug 14 2017 Return: Mon Aug 21 2017 Trip spans 8 days
Major Airline
Major Airline
SEA
11:00p
PHL
9:00a
10h 00m
1 stop
PHL
7:20a
SEA
4:31p
9h 11m
1 stop
Depart: Tue May 16 2017 Return: Tue Jun 13 2017 Trip spans 29 days
Spirit Airlines
Spirit Airlines
SEA
11:23a
PHL
11:54p
12h 31m
1 stop
PHL
2:00a
SEA
1:30p
35h 30m
2 stops
Depart: Wed Jul 26 2017 Return: Sun Jul 30 2017 Trip spans 5 days
American Airlines
American Airlines
SEA
9:26p
PHL
2:34a
5h 08m
nonstop
PHL
5:00p
SEA
11:11p
6h 11m
nonstop
Depart: Fri Jun 2 2017 Return: Tue Jun 6 2017 Trip spans 5 days
United
United
SEA
7:00p
PHL
4:58a
9h 58m
1 stop
PHL
8:55a
SEA
7:42p
10h 47m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Seattle
$286
Destination

Philadelphia
$286
Airlines Airline reviews

27 travelers who booked a flight from Seattle to Philadelphia rated their chosen airlines with an average of 7.6.

Overall
8.0
Boarding
8.1
Crew
8.3
Comfort
7.5
Food
5.8
Entertainment
5.4