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Find Flight Deals 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: Mon May 18 2015 Return: Wed May 20 2015 Trip spans 3 days
American Airlines
American Airlines
BWI
8:05a
STL
12:37p
4h 32m
1 stop
STL
1:59a
BWI
6:09a
4h 10m
1 stop
Depart: Wed Jun 24 2015 Return: Wed Jul 1 2015 Trip spans 8 days
US Airways
US Airways
BWI
8:05a
STL
12:30p
4h 25m
1 stop
STL
3:45a
BWI
9:48a
6h 03m
1 stop
Depart: Tue May 19 2015 Return: Wed May 20 2015 Trip spans 2 days
American Airlines
American Airlines
BWI
4:50a
STL
9:17a
4h 27m
1 stop
STL
3:50a
BWI
7:58a
4h 08m
1 stop
Depart: Wed May 20 2015 Return: Wed May 27 2015 Trip spans 8 days
American Airlines
American Airlines
BWI
8:05a
STL
12:37p
4h 32m
1 stop
STL
1:59a
BWI
6:09a
4h 10m
1 stop
Depart: Sun May 24 2015 Return: Wed May 27 2015 Trip spans 4 days
American Airlines
American Airlines
BWI
4:50a
STL
9:17a
4h 27m
1 stop
STL
1:59a
BWI
6:09a
4h 10m
1 stop
Depart: Wed May 27 2015 Return: Tue Jun 2 2015 Trip spans 7 days
American Airlines
American Airlines
BWI
1:15a
STL
5:29a
4h 14m
1 stop
STL
1:59a
BWI
6:09a
4h 10m
1 stop
Depart: Tue Jun 2 2015 Return: Wed Jun 3 2015 Trip spans 2 days
American Airlines
American Airlines
BWI
4:50a
STL
9:17a
4h 27m
1 stop
STL
5:25a
BWI
11:18a
5h 53m
1 stop
Depart: Tue Jun 23 2015 Return: Wed Jun 24 2015 Trip spans 2 days
American Airlines
American Airlines
BWI
1:15a
STL
5:21a
4h 06m
1 stop
STL
3:45a
BWI
7:57a
4h 12m
1 stop
Depart: Tue Jul 7 2015 Return: Tue Jul 14 2015 Trip spans 8 days
American Airlines
American Airlines
BWI
11:40a
STL
6:19p
6h 39m
1 stop
STL
1:59a
BWI
6:15a
4h 16m
1 stop
Depart: Wed Jul 8 2015 Return: Tue Jul 14 2015 Trip spans 7 days
American Airlines
American Airlines
BWI
1:15p
STL
6:19p
5h 04m
1 stop
STL
1:59a
BWI
6:15a
4h 16m
1 stop
Depart: Tue Sep 1 2015 Return: Sun Sep 6 2015 Trip spans 6 days
American Airlines
American Airlines
BWI
2:45a
STL
9:04a
6h 19m
1 stop
STL
1:59a
BWI
6:15a
4h 16m
1 stop
Depart: Wed Sep 9 2015 Return: Mon Sep 14 2015 Trip spans 6 days
US Airways
US Airways
BWI
1:20p
STL
5:56p
4h 36m
1 stop
STL
1:59a
BWI
8:02a
6h 03m
1 stop
Depart: Sat Sep 26 2015 Return: Mon Sep 28 2015 Trip spans 3 days
American Airlines
American Airlines
BWI
11:25a
STL
4:13p
4h 48m
1 stop
STL
5:20a
BWI
11:19a
5h 59m
1 stop
Depart: Mon Oct 5 2015 Return: Wed Oct 7 2015 Trip spans 3 days
American Airlines
American Airlines
BWI
8:05a
STL
2:22p
6h 17m
1 stop
STL
8:40a
BWI
12:53p
4h 13m
1 stop
Depart: Thu Sep 24 2015 Return: Mon Sep 28 2015 Trip spans 5 days
American Airlines
American Airlines
BWI
6:33a
STL
10:21a
3h 48m
1 stop
STL
5:20a
BWI
11:19a
5h 59m
1 stop
Depart: Sun May 17 2015 Return: Tue May 19 2015 Trip spans 3 days
Delta
Delta
BWI
2:07a
STL
6:33a
4h 26m
1 stop
STL
2:28p
BWI
7:05p
4h 37m
1 stop
Depart: Fri May 29 2015 Return: Mon Jun 1 2015 Trip spans 4 days
United
United
BWI
3:00a
STL
7:21a
4h 21m
1 stop
STL
2:52p
BWI
7:14p
4h 22m
1 stop
Depart: Thu May 21 2015 Return: Sat May 23 2015 Trip spans 3 days
Delta
Delta
BWI
2:07a
STL
6:31a
4h 24m
1 stop
STL
1:20p
BWI
5:35p
4h 15m
1 stop
Depart: Sat May 23 2015 Return: Tue May 26 2015 Trip spans 4 days
Delta
Delta
BWI
2:07a
STL
6:38a
4h 31m
1 stop
STL
6:15a
BWI
10:49a
4h 34m
1 stop
Depart: Mon May 25 2015 Return: Wed May 27 2015 Trip spans 3 days
Delta
Delta
BWI
3:00a
STL
7:38a
4h 38m
1 stop
STL
11:38a
BWI
4:04p
4h 26m
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
1876 6:15 am 7:30 am Apr 8 - May 22
1876 6:15 am 7:30 am May 26 - Jun 5
3251 6:15 am 7:30 am May 25 - May 25
3703 7:10 am 8:25 am Apr 12 - May 17
3703 7:10 am 8:25 am May 31 - May 31
1676 8:55 am 10:05 am May 24 - May 24
1334 10:05 am 11:15 am Apr 11 - May 16
1334 10:05 am 11:15 am May 30 - May 30
1338 10:05 am 11:15 am May 23 - May 23
2410 12:30 pm 1:50 pm May 24 - May 24
2423 12:30 pm 1:50 pm May 10 - May 15
2423 12:30 pm 1:50 pm Apr 12 - May 8
2423 12:30 pm 1:50 pm May 26 - Jun 5
2423 12:30 pm 1:50 pm May 17 - May 22
591 12:30 pm 1:50 pm May 25 - May 25
1423 3:15 pm 4:40 pm May 24 - May 25
513 3:15 pm 4:40 pm Apr 8 - May 22
513 3:15 pm 4:40 pm May 26 - Jun 5
2030 3:55 pm 5:10 pm Apr 11 - May 16
2030 3:55 pm 5:10 pm May 30 - Jun 6
2082 3:55 pm 5:10 pm May 23 - May 23
1506 6:35 pm 7:55 pm May 23 - May 23
2536 6:35 pm 7:55 pm Apr 11 - May 16
2536 6:35 pm 7:55 pm May 30 - Jun 6
2870 9:40 pm 10:50 pm May 24 - May 25
841 9:40 pm 10:50 pm Apr 8 - May 22
841 9:40 pm 10:50 pm May 26 - Jun 5
Airports
Origin

Baltimore
$311
Destination

St Louis
$311