SEARCH ONE AND DONE. - Compare hundreds of travel sites at once.
Choose where to book.
Find deals from over 400 airlines worldwide.

Cheap Flights from St Louis to Philadelphia (STL - PHL)

DepartReturn
1 adult
Note: some airlines charge for infants in laps.
The price shown for each flight will be the average for all passengers including any infants.

Best fares from STL to PHL (Found by others)

Sun Mon Tue Wed Thu Fri Sat
          1 $406 2 $370
3 $359 4 $340 5 $284 6 $284 7 $337 8 $294 9 $304
10 $337 11 $304 12 $278 13
$278
14 $287 15 $287 16 $284
17
$284
18 $408 19
$408
20
$408
21 $277 22 $277 23
$277
24
$277
25 $277 26 $277 27
$277
28 $284 29 $327 30 $284
31 $284            
KAYAK searches hundreds of sites to find the best rate for your next flight from St Louis to Philadelphia. Get the best flight deal for your Philadelphia trip!
Here's how it works. Search KAYAK for a flight ticket from St Louis to Philadelphia. Sort, filter and compare results on one web page. Then book your plane ticket direct on the airline or travel agent site of your choice!
Direct flights STL to PHL on American Airlines
Flight # Depart STL Arrive PHL Sun Mon Tue Wed Thu Fri Sat Valid Between
4568 7:05 am 10:20 am Aug 2 - Aug 16
4568 7:05 am 10:20 am Jul 31 - Aug 18
4616 7:05 am 10:20 am Aug 6 - Aug 13
4568 7:10 am 10:26 am Aug 23 - Nov 1
4616 7:10 am 10:26 am Aug 19 - Oct 31
4085 9:40 am 12:54 pm Jul 31 - Aug 18
4085 9:40 am 12:53 pm Aug 24 - Aug 24
4085 9:40 am 12:54 pm Aug 3 - Aug 17
4085 9:40 am 12:53 pm Aug 19 - Aug 29
4085 9:40 am 12:53 pm Sep 2 - Oct 17
4567 11:30 am 2:48 pm Jul 31 - Aug 18
4567 11:30 am 2:48 pm Aug 3 - Aug 17
4548 11:35 am 2:49 pm Sep 6 - Sep 27
4567 11:35 am 2:49 pm Sep 3 - Oct 31
4465 11:41 am 2:55 pm Aug 23 - Aug 30
4509 11:41 am 2:55 pm Aug 24 - Aug 31
4567 11:41 am 2:55 pm Aug 19 - Sep 2
4077 1:50 pm 5:02 pm Aug 19 - Oct 31
4077 1:50 pm 5:05 pm Jul 31 - Aug 18
4084 1:50 pm 5:02 pm Sep 6 - Nov 1
4516 4:00 pm 7:19 pm Aug 2 - Aug 16
4516 4:00 pm 7:19 pm Jul 31 - Aug 18
4516 4:00 pm 7:17 pm Aug 23 - Nov 1
4573 4:00 pm 7:17 pm Aug 19 - Oct 1
4599 6:30 pm 9:43 pm Aug 3 - Aug 17