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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: Tue May 5 2015 Trip spans 9 days
American Airlines
American Airlines
BOS
1:00p
STL
5:53p
4h 53m
1 stop
STL
12:19p
BOS
5:28p
5h 09m
1 stop
Depart: Thu Apr 30 2015 Return: Tue May 5 2015 Trip spans 6 days
Multiple Airlines
Multiple Airlines
BOS
4:00a
STL
9:09a
5h 09m
1 stop
STL
6:18a
BOS
10:54a
4h 36m
1 stop
Depart: Tue Apr 14 2015 Return: Thu Apr 16 2015 Trip spans 3 days
American Airlines
American Airlines
BOS
10:35a
STL
4:09p
5h 34m
1 stop
STL
1:59a
BOS
6:53a
4h 54m
1 stop
Depart: Wed Apr 29 2015 Return: Mon May 4 2015 Trip spans 6 days
American Airlines
American Airlines
BOS
7:10a
STL
12:37p
5h 27m
1 stop
STL
3:50a
BOS
8:40a
4h 50m
1 stop
Depart: Sat May 2 2015 Return: Tue May 5 2015 Trip spans 4 days
Multiple Airlines
Multiple Airlines
BOS
1:40a
STL
6:38a
4h 58m
1 stop
STL
6:18a
BOS
10:54a
4h 36m
1 stop
Depart: Mon May 4 2015 Return: Tue May 5 2015 Trip spans 2 days
Multiple Airlines
Multiple Airlines
BOS
9:00a
STL
2:27p
5h 27m
1 stop
STL
6:18a
BOS
10:54a
4h 36m
1 stop
Depart: Wed Apr 15 2015 Return: Thu Apr 16 2015 Trip spans 2 days
US Airways
US Airways
BOS
10:00a
STL
2:23p
4h 23m
1 stop
STL
1:59a
BOS
6:53a
4h 54m
1 stop
Depart: Mon Apr 13 2015 Return: Wed Apr 15 2015 Trip spans 3 days
Multiple Airlines
Multiple Airlines
BOS
2:35a
STL
7:53a
5h 18m
1 stop
STL
3:50a
BOS
10:26a
6h 36m
1 stop
Depart: Thu Apr 16 2015 Return: Mon Apr 20 2015 Trip spans 5 days
US Airways
US Airways
BOS
6:00a
STL
1:22p
7h 22m
1 stop
STL
12:19p
BOS
5:28p
5h 09m
1 stop
Depart: Wed Apr 22 2015 Return: Tue Apr 28 2015 Trip spans 7 days
US Airways
US Airways
BOS
7:00a
STL
12:09p
5h 09m
1 stop
STL
3:50a
BOS
8:40a
4h 50m
1 stop
Depart: Thu Apr 23 2015 Return: Tue Apr 28 2015 Trip spans 6 days
US Airways
US Airways
BOS
10:00a
STL
2:23p
4h 23m
1 stop
STL
3:50a
BOS
8:40a
4h 50m
1 stop
Depart: Fri Apr 24 2015 Return: Tue Apr 28 2015 Trip spans 5 days
US Airways
US Airways
BOS
3:00a
STL
8:12a
5h 12m
1 stop
STL
3:50a
BOS
8:40a
4h 50m
1 stop
Depart: Sat Apr 25 2015 Return: Tue Apr 28 2015 Trip spans 4 days
US Airways
US Airways
BOS
2:00a
STL
6:34a
4h 34m
1 stop
STL
3:50a
BOS
8:40a
4h 50m
1 stop
Depart: Fri May 1 2015 Return: Mon May 4 2015 Trip spans 4 days
US Airways
US Airways
BOS
8:00a
STL
1:22p
5h 22m
1 stop
STL
12:19p
BOS
7:13p
6h 54m
1 stop
Depart: Sun May 3 2015 Return: Tue May 5 2015 Trip spans 3 days
American Airlines
American Airlines
BOS
1:00a
STL
6:48a
5h 48m
1 stop
STL
12:19p
BOS
7:13p
6h 54m
1 stop
Depart: Tue May 5 2015 Return: Wed May 6 2015 Trip spans 2 days
US Airways
US Airways
BOS
1:05p
STL
5:59p
4h 54m
1 stop
STL
11:45a
BOS
3:55p
4h 10m
1 stop
Depart: Sat May 16 2015 Return: Tue May 19 2015 Trip spans 4 days
American Airlines
American Airlines
BOS
2:00a
STL
9:02a
7h 02m
1 stop
STL
1:59a
BOS
6:53a
4h 54m
1 stop
Depart: Sun Apr 26 2015 Return: Sun May 3 2015 Trip spans 8 days
Delta
Delta
BOS
4:15a
STL
9:57a
5h 42m
1 stop
STL
4:00a
BOS
11:57a
7h 57m
1 stop
Depart: Sun May 10 2015 Return: Mon May 18 2015 Trip spans 9 days
United
United
BOS
6:35a
STL
11:57a
5h 22m
1 stop
STL
12:48p
BOS
6:00p
5h 12m
1 stop
Depart: Mon Apr 20 2015 Return: Thu Apr 23 2015 Trip spans 4 days
US Airways
US Airways
BOS
6:00a
STL
11:08a
5h 08m
1 stop
STL
2:35a
BOS
7:12a
4h 37m
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
1825 6:45 am 9:05 am Apr 7 - Apr 7
806 6:45 am 9:05 am Mar 9 - Apr 3
806 6:45 am 9:05 am Apr 6 - Apr 6
1311 7:10 am 9:15 am Apr 11 - May 16
4088 7:15 am 9:35 am Apr 5 - Apr 5
4088 7:15 am 9:35 am Mar 22 - Mar 29
4088 7:15 am 9:35 am Mar 15 - Mar 15
1516 5:30 pm 7:40 pm Mar 14 - Apr 4
1077 6:50 pm 9:05 pm Apr 5 - Apr 6
1077 6:50 pm 9:05 pm Mar 8 - Apr 3
159 6:50 pm 8:50 pm Apr 8 - May 22
2179 6:50 pm 9:05 pm Apr 7 - Apr 7
Airports
Origin

Boston
$278
Destination

St Louis
$278