Find Cheap Flights from Lambert-St Louis to Philadelphia (STL - 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 Lambert-St Louis to Philadelphia

(Round-trip)
Depart: Wed Dec 20 2017 Return: Tue Jan 9 2018 Trip spans 21 days
Frontier
Frontier
STL
12:00a
PHL
6:51a
6h 51m
1 stop
PHL
12:00a
STL
8:21a
8h 21m
1 stop
Depart: Fri Jan 19 2018 Return: Sun Jan 21 2018 Trip spans 3 days
Frontier
Frontier
STL
12:00a
PHL
4:15a
28h 15m
1 stop
PHL
12:00a
STL
8:21a
8h 21m
1 stop
Depart: Fri Mar 30 2018 Return: Tue Apr 3 2018 Trip spans 5 days
American Airlines
American Airlines
STL
12:00a
PHL
2:10a
2h 10m
nonstop
PHL
12:00a
STL
2:30a
2h 30m
nonstop
Depart: Mon Nov 27 2017 Return: Fri Dec 8 2017 Trip spans 12 days
Frontier
Frontier
STL
12:00a
PHL
4:23a
28h 23m
1 stop
PHL
12:00a
STL
8:15a
8h 15m
1 stop
Depart: Wed Dec 6 2017 Return: Sat Dec 9 2017 Trip spans 4 days
Frontier
Frontier
STL
12:00a
PHL
12:23p
12h 23m
1 stop
PHL
12:00a
STL
11:18a
11h 18m
1 stop
Depart: Mon Apr 16 2018 Return: Wed Apr 18 2018 Trip spans 3 days
Frontier
Frontier
STL
12:00a
PHL
7:26p
19h 26m
1 stop
PHL
12:00a
STL
3:28p
15h 28m
1 stop
Depart: Wed May 30 2018 Return: Mon Jun 4 2018 Trip spans 6 days
Frontier
Frontier
STL
12:00a
PHL
11:10a
11h 10m
2 stops
PHL
12:00a
STL
3:23p
15h 23m
1 stop
Direct flights STL to PHL on American Airlines
Flight # Depart STL Arrive PHL Sun Mon Tue Wed Thu Fri Sat Valid Between
4733 7:00 am 10:17 am Dec 15 - Jan 7
4733 8:55 am 12:09 pm Nov 25 - Dec 9
4733 9:00 am 12:14 pm Nov 27 - Dec 14
4544 11:40 am 2:53 pm Nov 25 - Dec 9
4544 11:40 am 2:53 pm Nov 21 - Nov 29
4544 11:40 am 2:53 pm Nov 30 - Dec 14
4735 1:40 pm 4:51 pm Nov 30 - Dec 14
4735 1:40 pm 4:51 pm Dec 15 - Jan 7
4735 1:40 pm 4:51 pm Nov 20 - Nov 29
4708 4:10 pm 7:22 pm Nov 20 - Nov 28
4708 4:10 pm 7:22 pm Dec 15 - Dec 22
4708 4:10 pm 7:22 pm Dec 26 - Jan 5
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

St. Louis
$136
Destination

Philadelphia
$136