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Find Flight Deals from Boston Logan International to Lambert-St Louis (BOS - STL)

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

Book cheap flights from Boston Logan International to Lambert-St Louis

(Round-trip)
Depart: Mon Apr 27 2015 Return: Mon May 4 2015 Trip spans 8 days
American Airlines
American Airlines
BOS
1:00p
STL
5:53p
4h 53m
1 stop
STL
10:35a
BOS
3:20p
4h 45m
1 stop
Depart: Mon May 4 2015 Return: Wed May 6 2015 Trip spans 3 days
US Airways
US Airways
BOS
1:00p
STL
5:53p
4h 53m
1 stop
STL
2:35a
BOS
7:12a
4h 37m
1 stop
Depart: Sat May 2 2015 Return: Wed May 6 2015 Trip spans 5 days
US Airways
US Airways
BOS
10:35a
STL
4:09p
5h 34m
1 stop
STL
2:35a
BOS
7:12a
4h 37m
1 stop
Depart: Wed May 6 2015 Return: Sat May 9 2015 Trip spans 4 days
US Airways
US Airways
BOS
1:05p
STL
5:59p
4h 54m
1 stop
STL
2:35a
BOS
7:02a
4h 27m
1 stop
Depart: Sat May 9 2015 Return: Mon May 11 2015 Trip spans 3 days
American Airlines
American Airlines
BOS
2:00a
STL
9:06a
7h 06m
1 stop
STL
2:30p
BOS
8:15p
5h 45m
1 stop
Depart: Wed May 20 2015 Return: Wed May 27 2015 Trip spans 8 days
American Airlines
American Airlines
BOS
11:45a
STL
6:14p
6h 29m
1 stop
STL
1:59a
BOS
6:53a
4h 54m
1 stop
Depart: Tue Jun 30 2015 Return: Sat Jul 4 2015 Trip spans 5 days
US Airways
US Airways
BOS
4:15a
STL
12:30p
8h 15m
1 stop
STL
7:53a
BOS
1:01p
5h 08m
1 stop
Depart: Tue Jul 21 2015 Return: Tue Jul 28 2015 Trip spans 8 days
US Airways
US Airways
BOS
9:00a
STL
2:04p
5h 04m
1 stop
STL
1:59a
BOS
6:54a
4h 55m
1 stop
Depart: Wed Jul 22 2015 Return: Tue Jul 28 2015 Trip spans 7 days
US Airways
US Airways
BOS
5:30a
STL
10:18a
4h 48m
1 stop
STL
1:59a
BOS
6:54a
4h 55m
1 stop
Depart: Tue Aug 4 2015 Return: Tue Aug 11 2015 Trip spans 8 days
US Airways
US Airways
BOS
7:00a
STL
11:56a
4h 56m
1 stop
STL
3:45a
BOS
8:41a
4h 56m
1 stop
Depart: Wed Aug 5 2015 Return: Tue Aug 11 2015 Trip spans 7 days
US Airways
US Airways
BOS
4:00a
STL
8:57a
4h 57m
1 stop
STL
1:59a
BOS
6:54a
4h 55m
1 stop
Depart: Tue Aug 11 2015 Return: Tue Aug 18 2015 Trip spans 8 days
US Airways
US Airways
BOS
3:00a
STL
10:18a
7h 18m
1 stop
STL
3:50a
BOS
10:30a
6h 40m
1 stop
Depart: Thu Apr 23 2015 Return: Tue Apr 28 2015 Trip spans 6 days
United
United
BOS
8:05a
STL
12:59p
4h 54m
1 stop
STL
5:56a
BOS
10:05a
4h 09m
1 stop
Depart: Fri Apr 24 2015 Return: Mon May 4 2015 Trip spans 11 days
American Airlines
American Airlines
BOS
2:00a
STL
6:34a
4h 34m
1 stop
STL
3:40p
BOS
8:01p
4h 21m
1 stop
Depart: Sun Apr 26 2015 Return: Tue Apr 28 2015 Trip spans 3 days
United
United
BOS
5:25a
STL
11:17a
5h 52m
1 stop
STL
5:56a
BOS
10:05a
4h 09m
1 stop
Depart: Tue Apr 28 2015 Return: Thu Apr 30 2015 Trip spans 3 days
United
United
BOS
11:44a
STL
4:53p
5h 09m
1 stop
STL
5:56a
BOS
10:02a
4h 06m
1 stop
Depart: Wed Apr 29 2015 Return: Mon May 4 2015 Trip spans 6 days
American Airlines
American Airlines
BOS
3:20p
STL
8:41p
5h 21m
1 stop
STL
10:35a
BOS
3:20p
4h 45m
1 stop
Depart: Thu Apr 30 2015 Return: Mon May 4 2015 Trip spans 5 days
American Airlines
American Airlines
BOS
8:48a
STL
1:57p
5h 09m
1 stop
STL
3:40p
BOS
8:01p
4h 21m
1 stop
Depart: Fri May 1 2015 Return: Mon May 4 2015 Trip spans 4 days
American Airlines
American Airlines
BOS
2:00a
STL
6:34a
4h 34m
1 stop
STL
10:35a
BOS
3:20p
4h 45m
1 stop
Depart: Thu May 14 2015 Return: Tue May 19 2015 Trip spans 6 days
Delta
Delta
BOS
1:40a
STL
6:31a
4h 51m
1 stop
STL
6:20a
BOS
11:14a
4h 54m
1 stop
Select an airline:  Southwest
Direct flights BOS to STL on Southwest
Flight # Depart BOS Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
4276 6:15 am 8:25 am Apr 8 - Jun 5
1311 7:10 am 9:15 am Apr 11 - May 16
1314 7:10 am 9:15 am May 23 - May 23
768 7:30 am 9:35 am May 24 - May 24
210 6:45 pm 8:45 pm May 24 - May 25
159 6:50 pm 8:50 pm Apr 8 - May 22
159 6:50 pm 8:50 pm May 26 - Jun 5
Airports
Origin

Boston
$279
Destination

St Louis
$279