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

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 Baltimore/Washington to Lambert-St Louis

(Round-trip)
Depart: Tue Mar 14 2017 Return: Wed Mar 22 2017 Trip spans 9 days
American Airlines
American Airlines
BWI
2:55p
STL
8:25p
5h 30m
1 stop
STL
2:20p
BWI
6:58p
4h 38m
1 stop
Depart: Wed Mar 15 2017 Return: Tue Mar 21 2017 Trip spans 7 days
Delta
Delta
BWI
1:25a
STL
5:51a
4h 26m
1 stop
STL
12:47p
BWI
4:45p
3h 58m
1 stop
Depart: Sat May 6 2017 Return: Mon May 8 2017 Trip spans 3 days
Major Airline
Major Airline
BWI
8:45a
STL
11:14a
26h 29m
1 stop
STL
11:20a
BWI
6:59a
19h 39m
1 stop
Depart: Tue Mar 21 2017 Return: Wed Mar 22 2017 Trip spans 2 days
American Airlines
American Airlines
BWI
6:21a
STL
10:56a
4h 35m
1 stop
STL
2:20p
BWI
6:58p
4h 38m
1 stop
Depart: Sat Apr 1 2017 Return: Tue Apr 4 2017 Trip spans 4 days
Delta
Delta
BWI
2:25a
STL
8:25a
6h 00m
1 stop
STL
5:43a
BWI
9:47a
4h 04m
1 stop
Depart: Wed Mar 22 2017 Return: Tue Mar 28 2017 Trip spans 7 days
American Airlines
American Airlines
BWI
1:10a
STL
5:45a
4h 35m
1 stop
STL
8:54a
BWI
1:10p
4h 16m
1 stop
Depart: Wed Apr 12 2017 Return: Tue Apr 18 2017 Trip spans 7 days
Delta
Delta
BWI
7:28a
STL
11:56a
4h 28m
1 stop
STL
6:00a
BWI
10:32a
4h 32m
1 stop
Depart: Wed May 17 2017 Return: Tue May 23 2017 Trip spans 7 days
American Airlines
American Airlines
BWI
6:30a
STL
10:58a
4h 28m
1 stop
STL
2:00a
BWI
8:02a
6h 02m
1 stop
Depart: Wed Apr 19 2017 Return: Sat Apr 22 2017 Trip spans 4 days
Delta
Delta
BWI
11:27a
STL
6:25p
6h 58m
1 stop
STL
11:19a
BWI
6:48p
7h 29m
1 stop
Depart: Wed Mar 29 2017 Return: Sat Apr 1 2017 Trip spans 4 days
American Airlines
American Airlines
BWI
1:10a
STL
5:45a
4h 35m
1 stop
STL
1:00a
BWI
4:55a
3h 55m
1 stop
Depart: Wed May 3 2017 Return: Sat May 6 2017 Trip spans 4 days
Delta
Delta
BWI
2:30a
STL
7:40a
5h 10m
1 stop
STL
2:45a
BWI
7:30a
4h 45m
1 stop
Depart: Mon Jul 24 2017 Return: Thu Jul 27 2017 Trip spans 4 days
Major Airline
Major Airline
BWI
8:58a
STL
10:02a
25h 04m
1 stop
STL
9:42a
BWI
8:38a
22h 56m
1 stop
Depart: Tue Jun 13 2017 Return: Wed Jun 14 2017 Trip spans 2 days
Delta
Delta
BWI
7:05a
STL
11:50a
4h 45m
1 stop
STL
3:15a
BWI
8:03a
4h 48m
1 stop
Depart: Tue Mar 28 2017 Return: Thu Mar 30 2017 Trip spans 3 days
American Airlines
American Airlines
BWI
6:21a
STL
10:56a
4h 35m
1 stop
STL
3:10a
BWI
9:30a
6h 20m
1 stop
Depart: Sat Feb 25 2017 Return: Wed Mar 1 2017 Trip spans 5 days
Major Airline
Major Airline
BWI
12:00a
STL
2:28a
2h 28m
nonstop
STL
8:00a
BWI
8:28a
0h 28m
nonstop
Depart: Thu Mar 30 2017 Return: Tue Apr 4 2017 Trip spans 6 days
American Airlines
American Airlines
BWI
1:10a
STL
5:45a
4h 35m
1 stop
STL
3:10a
BWI
9:32a
6h 22m
1 stop
Depart: Thu Apr 6 2017 Return: Tue Apr 11 2017 Trip spans 6 days
Delta
Delta
BWI
1:30a
STL
6:03a
4h 33m
1 stop
STL
9:35a
BWI
1:57p
4h 22m
1 stop
Depart: Mon Apr 3 2017 Return: Wed Apr 5 2017 Trip spans 3 days
American Airlines
American Airlines
BWI
2:55p
STL
8:25p
5h 30m
1 stop
STL
8:54a
BWI
1:22p
4h 28m
1 stop
Depart: Fri Aug 18 2017 Return: Fri Aug 25 2017 Trip spans 8 days
Major Airline
Major Airline
BWI
8:58a
STL
10:02a
25h 04m
1 stop
STL
11:20a
BWI
6:46a
19h 26m
1 stop
Depart: Mon Apr 24 2017 Return: Tue Apr 25 2017 Trip spans 2 days
Delta
Delta
BWI
11:27a
STL
6:25p
6h 58m
1 stop
STL
5:43a
BWI
9:47a
4h 04m
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
999 6:25 am 7:40 am Mar 18 - Apr 22
999 6:25 am 7:40 am Mar 11 - Mar 11
2388 6:40 am 8:05 am Feb 18 - Mar 4
1567 6:50 am 8:10 am Mar 9 - Mar 9
1567 7:10 am 8:30 am Mar 10 - Mar 10
1567 7:10 am 8:30 am Mar 13 - Apr 24
439 7:35 am 9:00 am Feb 16 - Mar 8
439 9:35 am 10:50 am Mar 9 - Mar 9
439 9:35 am 10:50 am Mar 13 - Apr 21
439 9:35 am 10:50 am Mar 10 - Mar 10
3965 9:50 am 11:05 am Mar 12 - Apr 23
4950 10:20 am 11:35 am Mar 11 - Mar 11
4950 10:20 am 11:35 am Mar 18 - Apr 22
2691 10:35 am 11:55 am Feb 19 - Mar 5
481 11:45 am 1:05 pm Feb 16 - Mar 8
5090 12:35 pm 1:45 pm Mar 12 - Apr 23
62 1:25 pm 2:45 pm Mar 4 - Mar 4
813 1:50 pm 3:05 pm Mar 18 - Apr 22
813 1:50 pm 3:05 pm Mar 11 - Mar 11
1594 5:25 pm 6:40 pm Mar 13 - Mar 24
1594 5:25 pm 6:40 pm Mar 27 - Apr 7
1594 5:25 pm 6:40 pm Mar 10 - Mar 10
2252 5:35 pm 6:50 pm Mar 9 - Mar 9
257 7:20 pm 8:40 pm Feb 16 - Mar 8
2679 7:40 pm 9:00 pm Feb 19 - Mar 5
873 7:40 pm 8:55 pm Mar 9 - Mar 10
873 7:40 pm 8:55 pm Mar 13 - Mar 24
873 7:40 pm 8:55 pm Mar 27 - Apr 24
5250 7:55 pm 9:10 pm Mar 12 - Apr 23
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

Baltimore
$217
Destination

St. Louis
$217