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Find Deals on Flights from Baltimore/Washington to Lambert-St Louis (BWI - STL)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Baltimore/Washington to Lambert-St Louis

(Round-trip)
Depart: Tue Aug 18 2015 Return: Sat Aug 22 2015 Trip spans 5 days
United
United
BWI
3:00p
STL
8:40p
5h 40m
1 stop
STL
2:29a
BWI
8:04a
5h 35m
1 stop
Depart: Wed Aug 19 2015 Return: Tue Aug 25 2015 Trip spans 7 days
United
United
BWI
3:00p
STL
8:40p
5h 40m
1 stop
STL
1:55a
BWI
8:12a
6h 17m
1 stop
Depart: Fri Aug 21 2015 Return: Sat Aug 22 2015 Trip spans 2 days
United
United
BWI
9:49a
STL
4:26p
6h 37m
1 stop
STL
2:29a
BWI
8:04a
5h 35m
1 stop
Depart: Thu Aug 27 2015 Return: Mon Aug 31 2015 Trip spans 5 days
United
United
BWI
6:13a
STL
10:53a
4h 40m
1 stop
STL
2:40p
BWI
6:53p
4h 13m
1 stop
Depart: Wed Sep 2 2015 Return: Wed Sep 9 2015 Trip spans 8 days
United
United
BWI
6:16a
STL
1:06p
6h 50m
1 stop
STL
11:15a
BWI
3:43p
4h 28m
1 stop
Depart: Tue Sep 8 2015 Return: Sat Sep 12 2015 Trip spans 5 days
United
United
BWI
2:10a
STL
7:53a
5h 43m
1 stop
STL
2:40p
BWI
6:53p
4h 13m
1 stop
Depart: Sun Sep 27 2015 Return: Sat Oct 3 2015 Trip spans 7 days
United
United
BWI
12:41p
STL
7:31p
6h 50m
1 stop
STL
10:17a
BWI
3:45p
5h 28m
1 stop
Depart: Tue Jan 5 2016 Return: Fri Jan 8 2016 Trip spans 4 days
United
United
BWI
12:11p
STL
5:58p
5h 47m
1 stop
STL
6:20a
BWI
11:04a
4h 44m
1 stop
Depart: Mon Aug 31 2015 Return: Wed Sep 2 2015 Trip spans 3 days
United
United
BWI
1:10p
STL
6:02p
4h 52m
1 stop
STL
12:41p
BWI
6:05p
5h 24m
1 stop
Depart: Fri Sep 25 2015 Return: Mon Sep 28 2015 Trip spans 4 days
United
United
BWI
12:48p
STL
7:23p
6h 35m
1 stop
STL
5:00a
BWI
11:04a
6h 04m
1 stop
Depart: Fri Nov 20 2015 Return: Sun Nov 22 2015 Trip spans 3 days
United
United
BWI
12:11p
STL
5:58p
5h 47m
1 stop
STL
5:00a
BWI
9:59a
4h 59m
1 stop
Depart: Tue Aug 4 2015 Return: Thu Aug 20 2015 Trip spans 17 days
United
United
BWI
3:30a
STL
8:52a
5h 22m
1 stop
STL
12:41p
BWI
6:05p
5h 24m
1 stop
Depart: Thu Aug 20 2015 Return: Sat Aug 22 2015 Trip spans 3 days
United
United
BWI
6:09a
STL
1:06p
6h 57m
1 stop
STL
2:29a
BWI
8:04a
5h 35m
1 stop
Depart: Thu Sep 10 2015 Return: Sat Sep 12 2015 Trip spans 3 days
United
United
BWI
8:57a
STL
2:59p
6h 02m
1 stop
STL
2:40p
BWI
6:53p
4h 13m
1 stop
Depart: Fri Sep 18 2015 Return: Mon Sep 21 2015 Trip spans 4 days
United
United
BWI
6:09a
STL
1:06p
6h 57m
1 stop
STL
2:40p
BWI
6:53p
4h 13m
1 stop
Depart: Fri Dec 25 2015 Return: Thu Dec 31 2015 Trip spans 7 days
United
United
BWI
5:15a
STL
9:33a
4h 18m
1 stop
STL
1:34p
BWI
5:43p
4h 09m
1 stop
Depart: Thu Jul 23 2015 Return: Mon Jul 27 2015 Trip spans 5 days
United
United
BWI
2:30a
STL
7:46a
5h 16m
1 stop
STL
2:35p
BWI
6:57p
4h 22m
1 stop
Depart: Thu Nov 5 2015 Return: Mon Nov 9 2015 Trip spans 5 days
US Airways
US Airways
BWI
3:45a
STL
8:04a
4h 19m
1 stop
STL
1:05p
BWI
5:44p
4h 39m
1 stop
Depart: Thu Sep 17 2015 Return: Thu Sep 24 2015 Trip spans 8 days
Delta
Delta
BWI
1:00p
STL
5:24p
4h 24m
1 stop
STL
2:35a
BWI
6:39a
4h 04m
1 stop
Depart: Sat Sep 5 2015 Return: Sun Sep 6 2015 Trip spans 2 days
American Airlines
American Airlines
BWI
2:50a
STL
9:05a
6h 15m
1 stop
STL
2:10p
BWI
6:56p
4h 46m
1 stop
Select an airline:  Southwest
Direct flights BWI to STL on Southwest
Flight # Depart BWI Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
4477 6:15 am 7:25 am Jul 11 - Aug 8
1074 6:25 am 7:30 am Jun 29 - Aug 7
2603 6:25 am 7:40 am Aug 9 - Aug 30
814 6:30 am 7:45 am Aug 10 - Sep 4
4005 6:50 am 7:55 am Jun 28 - Aug 2
126 9:35 am 10:50 am Aug 9 - Sep 6
2188 11:10 am 12:15 pm Aug 8 - Aug 8
2188 11:10 am 12:15 pm Jul 11 - Aug 1
515 1:10 pm 2:20 pm Jul 10 - Aug 7
2135 1:45 pm 2:55 pm Aug 10 - Sep 4
2555 1:45 pm 2:55 pm Aug 9 - Aug 16
2181 4:15 pm 5:25 pm Aug 8 - Aug 8
1437 4:20 pm 5:30 pm Jul 11 - Aug 1
400 4:40 pm 5:50 pm Jul 10 - Aug 7
280 6:05 pm 7:20 pm Aug 9 - Sep 6
31 7:55 pm 9:05 pm Aug 8 - Aug 8
3256 7:55 pm 9:05 pm Jul 11 - Aug 1
2319 8:15 pm 9:30 pm Jul 10 - Aug 7
Airports
Origin

Baltimore
$180
Destination

St Louis
$180