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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 May 4 2015 Return: Sat May 9 2015 Trip spans 6 days
American Airlines
American Airlines
BOS
1:00p
STL
5:53p
4h 53m
1 stop
STL
2:35a
BOS
7:02a
4h 27m
1 stop
Depart: Tue Jun 9 2015 Return: Wed Jun 10 2015 Trip spans 2 days
US Airways
US Airways
BOS
4:15a
STL
12:30p
8h 15m
1 stop
STL
1:59a
BOS
8:41a
6h 42m
1 stop
Depart: Wed Apr 29 2015 Return: Thu Apr 30 2015 Trip spans 2 days
American Airlines
American Airlines
BOS
10:35a
STL
4:09p
5h 34m
1 stop
STL
1:25a
BOS
7:02a
5h 37m
1 stop
Depart: Tue May 5 2015 Return: Fri May 8 2015 Trip spans 4 days
US Airways
US Airways
BOS
10:35a
STL
4:09p
5h 34m
1 stop
STL
2:35a
BOS
7:02a
4h 27m
1 stop
Depart: Wed May 6 2015 Return: Fri May 8 2015 Trip spans 3 days
US Airways
US Airways
BOS
10:35a
STL
4:09p
5h 34m
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
4:55a
STL
12:45p
7h 50m
1 stop
STL
2:30p
BOS
8:15p
5h 45m
1 stop
Depart: Tue May 12 2015 Return: Wed May 13 2015 Trip spans 2 days
American Airlines
American Airlines
BOS
7:10a
STL
12:37p
5h 27m
1 stop
STL
1:45p
BOS
8:15p
6h 30m
1 stop
Depart: Tue Jul 28 2015 Return: Tue Aug 4 2015 Trip spans 8 days
US Airways
US Airways
BOS
7:00a
STL
1:15p
6h 15m
1 stop
STL
1:59a
BOS
8:41a
6h 42m
1 stop
Depart: Thu Apr 30 2015 Return: Tue May 5 2015 Trip spans 6 days
United
United
BOS
8:05a
STL
12:59p
4h 54m
1 stop
STL
4:20a
BOS
8:59a
4h 39m
1 stop
Depart: Fri May 1 2015 Return: Mon May 4 2015 Trip spans 4 days
United
United
BOS
1:40a
STL
6:30a
4h 50m
1 stop
STL
12:34p
BOS
7:15p
6h 41m
1 stop
Depart: Sun May 3 2015 Return: Tue May 5 2015 Trip spans 3 days
United
United
BOS
1:45a
STL
6:39a
4h 54m
1 stop
STL
5:56a
BOS
10:05a
4h 09m
1 stop
Depart: Thu May 7 2015 Return: Fri May 8 2015 Trip spans 2 days
American Airlines
American Airlines
BOS
1:00a
STL
6:05a
5h 05m
1 stop
STL
3:40p
BOS
8:15p
4h 35m
1 stop
Depart: Fri May 8 2015 Return: Sat May 9 2015 Trip spans 2 days
United
United
BOS
5:00a
STL
12:21p
7h 21m
1 stop
STL
5:20a
BOS
12:11p
6h 51m
1 stop
Depart: Sun May 10 2015 Return: Mon May 11 2015 Trip spans 2 days
American Airlines
American Airlines
BOS
3:43a
STL
9:02a
5h 19m
1 stop
STL
3:40p
BOS
8:15p
4h 35m
1 stop
Depart: Mon May 11 2015 Return: Tue May 12 2015 Trip spans 2 days
United
United
BOS
3:38p
STL
9:11p
5h 33m
1 stop
STL
3:32a
BOS
7:50a
4h 18m
1 stop
Depart: Wed May 13 2015 Return: Mon May 18 2015 Trip spans 6 days
American Airlines
American Airlines
BOS
7:09a
STL
12:23p
5h 14m
1 stop
STL
3:40p
BOS
8:15p
4h 35m
1 stop
Depart: Sat May 16 2015 Return: Mon May 18 2015 Trip spans 3 days
American Airlines
American Airlines
BOS
1:00a
STL
6:05a
5h 05m
1 stop
STL
3:40p
BOS
8:15p
4h 35m
1 stop
Depart: Mon May 18 2015 Return: Tue May 19 2015 Trip spans 2 days
American Airlines
American Airlines
BOS
3:20p
STL
8:41p
5h 21m
1 stop
STL
1:45p
BOS
6:40p
4h 55m
1 stop
Depart: Tue May 19 2015 Return: Wed May 27 2015 Trip spans 9 days
United
United
BOS
1:45a
STL
6:31a
4h 46m
1 stop
STL
2:52p
BOS
7:15p
4h 23m
1 stop
Depart: Thu May 21 2015 Return: Sun May 24 2015 Trip spans 4 days
Delta
Delta
BOS
2:15a
STL
6:44a
4h 29m
1 stop
STL
3:20a
BOS
8:21a
5h 01m
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 27 - Jun 5
1311 7:10 am 9:15 am May 30 - Jun 6
1311 7:10 am 9:15 am Apr 25 - 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 26 - May 22
159 6:50 pm 8:50 pm May 26 - Jun 5
Airports
Origin

Boston
$279
Destination

St Louis
$279