Find Cheap Flights from Philadelphia to Seattle/Tacoma Intl (PHL - 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 Philadelphia to Seattle/Tacoma Intl

(Round-trip)
Depart: Mon May 8 2017 Return: Tue May 9 2017 Trip spans 2 days
Frontier
Frontier
PHL
6:20p
SEA
9:15a
14h 55m
1 stop
SEA
2:45p
PHL
10:41p
7h 56m
1 stop
Depart: Tue Sep 5 2017 Return: Tue Sep 12 2017 Trip spans 8 days
Major Airline
Major Airline
PHL
10:05p
SEA
7:34a
9h 29m
1 stop
SEA
5:50a
PHL
6:00p
12h 10m
1 stop
Depart: Tue May 23 2017 Return: Wed May 31 2017 Trip spans 9 days
Spirit Airlines
Spirit Airlines
PHL
2:00a
SEA
11:15p
45h 15m
2 stops
SEA
11:23a
PHL
9:08a
21h 45m
2 stops
Depart: Tue Sep 12 2017 Return: Thu Sep 21 2017 Trip spans 10 days
Alaska Airlines
Alaska Airlines
PHL
1:15p
SEA
7:14p
5h 59m
nonstop
SEA
1:35p
PHL
11:59p
10h 24m
1 stop
Depart: Wed Aug 30 2017 Return: Tue Sep 5 2017 Trip spans 7 days
Delta
Delta
PHL
3:00p
SEA
11:06p
8h 06m
1 stop
SEA
8:55p
PHL
5:31a
8h 36m
1 stop
Depart: Tue May 30 2017 Return: Thu Jun 1 2017 Trip spans 3 days
American Airlines
American Airlines
PHL
4:55p
SEA
10:58p
6h 03m
nonstop
SEA
6:30p
PHL
11:40p
5h 10m
nonstop
Depart: Fri May 26 2017 Return: Sun May 28 2017 Trip spans 3 days
United
United
PHL
2:20p
SEA
11:53p
9h 33m
1 stop
SEA
1:45a
PHL
1:22p
11h 37m
1 stop
Depart: Sat May 6 2017 Return: Tue May 9 2017 Trip spans 4 days
Frontier
Frontier
PHL
6:20p
SEA
9:15a
14h 55m
1 stop
SEA
2:45p
PHL
10:41p
7h 56m
1 stop
Depart: Sun May 7 2017 Return: Tue May 9 2017 Trip spans 3 days
Frontier
Frontier
PHL
5:55p
SEA
9:15a
15h 20m
1 stop
SEA
2:45p
PHL
10:41p
7h 56m
1 stop
Depart: Tue Jun 6 2017 Return: Wed Jun 14 2017 Trip spans 9 days
Major Airline
Major Airline
PHL
1:55p
SEA
5:15a
15h 20m
1 stop
SEA
3:58p
PHL
2:09a
10h 11m
1 stop
Depart: Thu Oct 19 2017 Return: Sat Oct 28 2017 Trip spans 10 days
Alaska Airlines
Alaska Airlines
PHL
4:15a
SEA
3:45p
11h 30m
1 stop
SEA
3:55a
PHL
8:59a
5h 04m
nonstop
Depart: Wed Sep 6 2017 Return: Tue Sep 12 2017 Trip spans 7 days
Frontier
Frontier
PHL
11:20a
SEA
8:31p
9h 11m
1 stop
SEA
6:55a
PHL
5:26p
10h 31m
1 stop
Depart: Wed Jun 7 2017 Return: Wed Jun 14 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
PHL
3:40p
SEA
1:30p
21h 50m
1 stop
SEA
11:23a
PHL
11:55p
12h 32m
1 stop
Depart: Fri Sep 15 2017 Return: Wed Sep 20 2017 Trip spans 6 days
Delta
Delta
PHL
2:00p
SEA
10:22p
8h 22m
1 stop
SEA
6:45p
PHL
2:41a
7h 56m
1 stop
Depart: Wed May 31 2017 Return: Sat Jun 3 2017 Trip spans 4 days
American Airlines
American Airlines
PHL
4:55p
SEA
10:58p
6h 03m
nonstop
SEA
6:30p
PHL
11:34p
5h 04m
nonstop
Depart: Fri Oct 20 2017 Return: Sat Oct 28 2017 Trip spans 9 days
Alaska Airlines
Alaska Airlines
PHL
4:15a
SEA
3:45p
11h 30m
1 stop
SEA
3:55a
PHL
8:59a
5h 04m
nonstop
Depart: Thu Jun 22 2017 Return: Mon Jul 3 2017 Trip spans 12 days
United
United
PHL
2:19p
SEA
11:57p
9h 38m
1 stop
SEA
6:30p
PHL
5:31a
11h 01m
1 stop
Depart: Wed Sep 13 2017 Return: Tue Sep 19 2017 Trip spans 7 days
Frontier
Frontier
PHL
11:20a
SEA
8:37p
9h 17m
1 stop
SEA
6:55a
PHL
5:26p
10h 31m
1 stop
Depart: Wed Aug 9 2017 Return: Mon Aug 14 2017 Trip spans 6 days
Major Airline
Major Airline
PHL
2:35p
SEA
5:07a
14h 32m
1 stop
SEA
3:59p
PHL
6:19a
14h 20m
1 stop
Depart: Mon Jun 5 2017 Return: Wed Jun 14 2017 Trip spans 10 days
Spirit Airlines
Spirit Airlines
PHL
2:00a
SEA
1:30p
35h 30m
2 stops
SEA
11:23a
PHL
11:55p
12h 32m
1 stop
Direct flights PHL to SEA on American Airlines
Flight # Depart PHL Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
655 8:10 am 11:04 am Jun 2 - Jun 30
729 5:55 pm 8:55 pm Apr 27 - Jun 1
810 5:55 pm 9:01 pm Jun 2 - Aug 21
892 8:55 pm 11:58 pm May 5 - May 26
892 8:55 pm 11:58 pm May 28 - Jun 1
892 9:00 pm 12:11 am Jun 2 - Jul 1
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Philadelphia
$246
Destination

Seattle
$246
Airlines Airline reviews

37 travelers who booked a flight from Philadelphia to Seattle rated their chosen airlines with an average of 7.2.

Overall
7.3
Boarding
7.8
Crew
8.1
Comfort
7.3
Food
6.2
Entertainment
6.2