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

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/Tacoma Intl to Philadelphia

(Round-trip)
Depart: Sat Dec 9 2017 Return: Tue Dec 12 2017 Trip spans 4 days
Frontier
Frontier
SEA
6:00a
PHL
2:52p
8h 52m
1 stop
PHL
12:50a
SEA
12:39p
11h 49m
1 stop
Depart: Wed Sep 6 2017 Return: Tue Sep 12 2017 Trip spans 7 days
Alaska Airlines
Alaska Airlines
SEA
3:35a
PHL
9:58p
18h 23m
1 stop
PHL
2:30a
SEA
4:02p
13h 32m
1 stop
Depart: Sat Nov 4 2017 Return: Sat Nov 11 2017 Trip spans 8 days
Virgin America
Virgin America
SEA
1:05p
PHL
10:40p
9h 35m
1 stop
PHL
1:30a
SEA
5:30p
16h 00m
1 stop
Depart: Tue Aug 29 2017 Return: Wed Sep 6 2017 Trip spans 9 days
Spirit Airlines
Spirit Airlines
SEA
8:38p
PHL
3:15p
18h 37m
2 stops
PHL
3:27p
SEA
1:55p
22h 28m
1 stop
Depart: Tue Nov 21 2017 Return: Wed Nov 29 2017 Trip spans 9 days
American Airlines
American Airlines
SEA
3:30a
PHL
8:39a
5h 09m
nonstop
PHL
12:55p
SEA
7:11p
6h 16m
nonstop
Depart: Sat Sep 30 2017 Return: Mon Oct 2 2017 Trip spans 3 days
United
United
SEA
1:35a
PHL
11:08a
9h 33m
1 stop
PHL
10:40a
SEA
7:20p
8h 40m
1 stop
Depart: Thu Nov 16 2017 Return: Sun Nov 19 2017 Trip spans 4 days
Delta
Delta
SEA
9:05a
PHL
3:37p
6h 32m
1 stop
PHL
2:20a
SEA
12:15p
9h 55m
1 stop
Depart: Wed Sep 13 2017 Return: Wed Sep 20 2017 Trip spans 8 days
Alaska Airlines
Alaska Airlines
SEA
6:00a
PHL
9:58p
15h 58m
1 stop
PHL
2:30a
SEA
6:10p
15h 40m
1 stop
Depart: Wed Oct 18 2017 Return: Tue Oct 31 2017 Trip spans 14 days
Frontier
Frontier
SEA
7:00a
PHL
4:59p
9h 59m
1 stop
PHL
2:11a
SEA
1:07p
10h 56m
1 stop
Depart: Wed Sep 20 2017 Return: Tue Oct 3 2017 Trip spans 14 days
Alaska Airlines
Alaska Airlines
SEA
1:00a
PHL
9:58p
20h 58m
1 stop
PHL
2:30a
SEA
7:50p
17h 20m
1 stop
Depart: Fri Sep 8 2017 Return: Wed Sep 13 2017 Trip spans 6 days
Virgin America
Virgin America
SEA
1:41p
PHL
11:59p
10h 18m
1 stop
PHL
2:30a
SEA
4:02p
13h 32m
1 stop
Depart: Sat Oct 21 2017 Return: Tue Oct 31 2017 Trip spans 11 days
Frontier
Frontier
SEA
7:00a
PHL
4:59p
9h 59m
1 stop
PHL
2:11a
SEA
1:07p
10h 56m
1 stop
Depart: Wed Nov 1 2017 Return: Mon Nov 6 2017 Trip spans 6 days
Spirit Airlines
Spirit Airlines
SEA
11:05a
PHL
11:55p
12h 50m
1 stop
PHL
12:30p
SEA
6:50a
18h 20m
1 stop
Depart: Tue Sep 26 2017 Return: Tue Oct 3 2017 Trip spans 8 days
Alaska Airlines
Alaska Airlines
SEA
11:55a
PHL
9:58p
10h 03m
1 stop
PHL
2:30a
SEA
1:45p
11h 15m
1 stop
Depart: Sun Dec 17 2017 Return: Mon Dec 25 2017 Trip spans 9 days
American Airlines
American Airlines
SEA
3:30a
PHL
8:40a
5h 10m
nonstop
PHL
3:44p
SEA
9:40p
5h 56m
nonstop
Depart: Wed Sep 27 2017 Return: Tue Oct 3 2017 Trip spans 7 days
Alaska Airlines
Alaska Airlines
SEA
2:10a
PHL
9:58p
19h 48m
1 stop
PHL
2:30a
SEA
1:45p
11h 15m
1 stop
Depart: Mon Oct 23 2017 Return: Tue Oct 31 2017 Trip spans 9 days
Frontier
Frontier
SEA
7:00a
PHL
4:59p
9h 59m
1 stop
PHL
2:11a
SEA
1:07p
10h 56m
1 stop
Depart: Thu Sep 28 2017 Return: Mon Oct 30 2017 Trip spans 33 days
Spirit Airlines
Spirit Airlines
SEA
5:35a
PHL
10:24p
16h 49m
1 stop
PHL
1:30p
SEA
7:50a
18h 20m
1 stop
Depart: Thu Oct 19 2017 Return: Sun Oct 22 2017 Trip spans 4 days
United
United
SEA
5:00a
PHL
2:25p
9h 25m
1 stop
PHL
2:30a
SEA
10:39a
8h 09m
1 stop
Depart: Mon Dec 18 2017 Return: Mon Dec 25 2017 Trip spans 8 days
American Airlines
American Airlines
SEA
3:30a
PHL
8:40a
5h 10m
nonstop
PHL
3:44p
SEA
9:40p
5h 56m
nonstop
Direct flights SEA to PHL on American Airlines
Flight # Depart SEA Arrive PHL Sun Mon Tue Wed Thu Fri Sat Valid Between
728 8:05 am 4:18 pm Aug 22 - Oct 4
1742 12:00 pm 8:13 pm Sep 6 - Sep 6
1742 12:00 pm 8:13 pm Sep 7 - Oct 4
1742 12:02 pm 8:14 pm Aug 22 - Sep 5
555 10:30 pm 6:38 am Sep 3 - Sep 5
555 10:30 pm 6:38 am Aug 22 - Sep 1
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Seattle
$258
Destination

Philadelphia
$258
Airlines Airline reviews

44 travelers who booked a flight from Seattle to Philadelphia rated their chosen airlines with an average of 8.0.

Overall
8.1
Boarding
8.5
Crew
8.7
Comfort
7.8
Food
5.9
Entertainment
5.8