Find Cheap Flights from Lambert-St Louis to Montreal (STL - YMQ)

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 Lambert-St Louis to Montreal

(Round-trip)
Depart: Thu Jul 6 2017 Return: Tue Jul 11 2017 Trip spans 6 days
Major Airline
Major Airline
STL
2:00a
YUL
2:56a
0h 56m
1 stop
YUL
2:00a
STL
4:56a
2h 56m
1 stop
Depart: Sun Aug 13 2017 Return: Wed Aug 16 2017 Trip spans 4 days
Air Canada
Air Canada
STL
5:05a
YUL
10:13a
5h 08m
1 stop
YUL
12:30p
STL
6:28p
5h 58m
1 stop
Depart: Wed Sep 6 2017 Return: Sun Sep 10 2017 Trip spans 5 days
American Airlines
American Airlines
STL
9:30a
YUL
4:44p
7h 14m
1 stop
YUL
2:15a
STL
9:42a
7h 27m
1 stop
Depart: Sat Jun 17 2017 Return: Wed Jun 28 2017 Trip spans 12 days
Delta
Delta
STL
11:13a
YUL
7:04p
7h 51m
1 stop
YUL
9:02a
STL
3:20p
6h 18m
1 stop
Depart: Fri Aug 25 2017 Return: Mon Aug 28 2017 Trip spans 4 days
Air Canada
Air Canada
STL
2:00a
YUL
7:13a
5h 13m
1 stop
YUL
12:00p
STL
6:28p
6h 28m
1 stop
Depart: Mon Jul 3 2017 Return: Fri Jul 7 2017 Trip spans 5 days
Major Airline
Major Airline
STL
1:05a
YUL
7:13a
6h 08m
1 stop
YUL
3:00a
STL
10:13a
7h 13m
1 stop
Depart: Sun Sep 24 2017 Return: Thu Sep 28 2017 Trip spans 5 days
American Airlines
American Airlines
STL
2:25a
YUL
6:31a
4h 06m
1 stop
YUL
6:35a
STL
11:41a
5h 06m
1 stop
Depart: Sun Jun 18 2017 Return: Wed Jun 28 2017 Trip spans 11 days
Delta
Delta
STL
11:13a
YUL
7:04p
7h 51m
1 stop
YUL
3:00a
STL
9:11a
6h 11m
1 stop
Depart: Sat Oct 7 2017 Return: Sat Oct 14 2017 Trip spans 8 days
Air Canada
Air Canada
STL
1:45p
YUL
7:22p
5h 37m
1 stop
YUL
9:00a
STL
2:15p
5h 15m
1 stop
Depart: Thu Aug 3 2017 Return: Fri Aug 25 2017 Trip spans 23 days
Major Airline
Major Airline
STL
2:00a
YUL
2:56a
0h 56m
1 stop
YUL
2:00a
STL
4:56a
2h 56m
1 stop
Depart: Mon Jun 19 2017 Return: Wed Jun 28 2017 Trip spans 10 days
Delta
Delta
STL
10:27a
YUL
5:24p
6h 57m
1 stop
YUL
6:45a
STL
1:22p
6h 37m
1 stop
Depart: Thu Sep 28 2017 Return: Wed Oct 4 2017 Trip spans 7 days
American Airlines
American Airlines
STL
2:35a
YUL
7:18a
4h 43m
1 stop
YUL
8:54a
STL
4:57p
8h 03m
1 stop
Depart: Sun Oct 8 2017 Return: Mon Oct 16 2017 Trip spans 9 days
Air Canada
Air Canada
STL
5:05a
YUL
11:12a
6h 07m
1 stop
YUL
12:30p
STL
6:30p
6h 00m
1 stop
Depart: Sun Aug 6 2017 Return: Tue Aug 8 2017 Trip spans 3 days
Major Airline
Major Airline
STL
3:30p
YUL
11:54a
20h 24m
1 stop
YUL
12:55p
STL
7:46a
18h 51m
1 stop
Depart: Wed Jun 21 2017 Return: Wed Jun 28 2017 Trip spans 8 days
Delta
Delta
STL
10:27a
YUL
5:24p
6h 57m
1 stop
YUL
6:45a
STL
1:22p
6h 37m
1 stop
Depart: Wed Aug 2 2017 Return: Tue Aug 22 2017 Trip spans 21 days
Air Canada
Air Canada
STL
1:25a
YUL
5:54a
4h 29m
1 stop
YUL
9:00a
STL
2:13p
5h 13m
1 stop
Depart: Thu Jun 15 2017 Return: Sun Jun 18 2017 Trip spans 4 days
Major Airline
Major Airline
STL
1:00a
YUL
11:54a
10h 54m
1 stop
YUL
3:39a
STL
3:58p
12h 19m
1 stop
Depart: Thu Jun 22 2017 Return: Tue Jun 27 2017 Trip spans 6 days
Air Canada
Air Canada
STL
2:00a
YUL
7:13a
5h 13m
1 stop
YUL
4:00p
STL
8:59p
4h 59m
1 stop
Depart: Thu Jul 13 2017 Return: Mon Jul 24 2017 Trip spans 12 days
Major Airline
Major Airline
STL
1:00a
YUL
1:56a
0h 56m
1 stop
YUL
1:00a
STL
3:56a
2h 56m
1 stop
Depart: Sun Jun 25 2017 Return: Wed Jun 28 2017 Trip spans 4 days
Delta
Delta
STL
11:13a
YUL
7:04p
7h 51m
1 stop
YUL
3:00a
STL
10:52a
7h 52m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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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Airports
Origin

St. Louis
$296
Destination

Montreal
$296