Find Deals on 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
Students
under 26
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: Fri Feb 10 2017 Return: Wed Feb 15 2017 Trip spans 6 days
Major Airline
Major Airline
STL
12:55a
YUL
11:15a
10h 20m
1 stop
YUL
9:00p
STL
6:30a
9h 30m
1 stop
Depart: Sat May 27 2017 Return: Sun May 28 2017 Trip spans 2 days
American Airlines
American Airlines
STL
8:57a
YUL
7:54p
10h 57m
1 stop
YUL
3:29a
STL
9:04a
5h 35m
1 stop
Depart: Tue Jan 31 2017 Return: Thu Feb 2 2017 Trip spans 3 days
Delta
Delta
STL
11:51a
YUL
4:19p
4h 28m
1 stop
YUL
7:30a
STL
12:16p
4h 46m
1 stop
Depart: Fri May 26 2017 Return: Wed May 31 2017 Trip spans 6 days
WestJet
WestJet
STL
2:59p
YUL
6:25a
15h 26m
2 stops
YUL
3:00a
STL
9:11a
6h 11m
1 stop
Depart: Sun Mar 12 2017 Return: Sun Mar 19 2017 Trip spans 8 days
United
United
STL
9:41a
YUL
4:59p
7h 18m
1 stop
YUL
2:00a
STL
10:40a
8h 40m
2 stops
Depart: Thu Mar 9 2017 Return: Thu Mar 16 2017 Trip spans 7 days
Major Airline
Major Airline
STL
1:00a
YUL
1:56a
0h 56m
1 stop
YUL
2:00a
STL
4:56a
2h 56m
1 stop
Depart: Sun Feb 5 2017 Return: Tue Feb 7 2017 Trip spans 3 days
American Airlines
American Airlines
STL
2:19a
YUL
4:21p
14h 02m
1 stop
YUL
2:25a
STL
5:32p
15h 07m
1 stop
Depart: Tue Jun 6 2017 Return: Wed Jun 14 2017 Trip spans 9 days
Delta
Delta
STL
2:10a
YUL
9:38a
7h 28m
1 stop
YUL
3:00a
STL
10:53a
7h 53m
1 stop
Depart: Thu Mar 23 2017 Return: Mon Mar 27 2017 Trip spans 5 days
Major Airline
Major Airline
STL
10:05p
YUL
3:22a
5h 17m
1 stop
YUL
5:00a
STL
5:24a
24h 24m
1 stop
Depart: Wed Feb 8 2017 Return: Fri Feb 10 2017 Trip spans 3 days
American Airlines
American Airlines
STL
1:00a
YUL
4:21p
15h 21m
1 stop
YUL
2:25a
STL
5:32p
15h 07m
1 stop
Depart: Tue Feb 28 2017 Return: Mon Mar 6 2017 Trip spans 7 days
Major Airline
Major Airline
STL
8:05p
YUL
5:04a
8h 59m
1 stop
YUL
7:16a
STL
9:18a
26h 02m
1 stop
Depart: Tue Feb 14 2017 Return: Thu Feb 16 2017 Trip spans 3 days
American Airlines
American Airlines
STL
7:54a
YUL
4:21p
8h 27m
1 stop
YUL
2:25a
STL
7:25p
17h 00m
1 stop
Depart: Wed Mar 1 2017 Return: Sat Mar 4 2017 Trip spans 4 days
Major Airline
Major Airline
STL
8:05p
YUL
5:04a
8h 59m
1 stop
YUL
9:10p
STL
3:40a
6h 30m
1 stop
Depart: Thu Mar 16 2017 Return: Sun Mar 19 2017 Trip spans 4 days
Delta
Delta
STL
2:05a
YUL
9:13a
7h 08m
1 stop
YUL
1:30a
STL
6:24a
4h 54m
1 stop
Depart: Wed Feb 15 2017 Return: Fri Feb 17 2017 Trip spans 3 days
American Airlines
American Airlines
STL
7:54a
YUL
4:21p
8h 27m
1 stop
YUL
2:25a
STL
7:25p
17h 00m
1 stop
Depart: Fri Mar 24 2017 Return: Sun Mar 26 2017 Trip spans 3 days
Major Airline
Major Airline
STL
6:33a
YUL
1:21p
6h 48m
1 stop
YUL
11:20p
STL
6:58a
7h 38m
1 stop
Depart: Tue Feb 21 2017 Return: Thu Feb 23 2017 Trip spans 3 days
American Airlines
American Airlines
STL
1:00a
YUL
4:22p
15h 22m
1 stop
YUL
2:25a
STL
8:14a
5h 49m
1 stop
Depart: Tue Jan 24 2017 Return: Tue Feb 7 2017 Trip spans 15 days
Delta
Delta
STL
1:34a
YUL
5:55a
4h 21m
1 stop
YUL
11:41a
STL
4:58p
5h 17m
1 stop
Depart: Sat Feb 25 2017 Return: Mon Feb 27 2017 Trip spans 3 days
American Airlines
American Airlines
STL
1:00a
YUL
4:22p
15h 22m
1 stop
YUL
2:25a
STL
7:25p
17h 00m
1 stop
Depart: Wed Mar 15 2017 Return: Sun Mar 19 2017 Trip spans 5 days
Major Airline
Major Airline
STL
10:05p
YUL
5:13a
7h 08m
2 stops
YUL
7:00a
STL
1:59p
6h 59m
2 stops
* 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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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

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.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

St. Louis
$288
Destination

Montreal
$288