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: Fri Nov 17 2017 Return: Thu Nov 23 2017 Trip spans 7 days
Air Canada
Air Canada
STL
12:00a
YUL
5:13a
5h 13m
1 stop
YUL
12:00a
STL
5:36a
5h 36m
1 stop
Depart: Fri Jan 12 2018 Return: Fri Jan 19 2018 Trip spans 8 days
Air Canada
Air Canada
STL
12:00a
YUL
6:13a
6h 13m
1 stop
YUL
12:00a
STL
6:16a
6h 16m
1 stop
Depart: Wed Jan 17 2018 Return: Sun Jan 21 2018 Trip spans 5 days
Air Canada
Air Canada
STL
12:00a
YUL
5:33a
5h 33m
1 stop
YUL
12:00a
STL
7:16a
7h 16m
1 stop
Depart: Thu Oct 26 2017 Return: Sun Oct 29 2017 Trip spans 4 days
Delta
Delta
STL
12:00a
YUL
6:15a
6h 15m
1 stop
YUL
12:00a
STL
6:05a
6h 05m
1 stop
Depart: Fri Dec 15 2017 Return: Sat Dec 23 2017 Trip spans 9 days
Air Canada
Air Canada
STL
12:00a
YUL
5:13a
5h 13m
1 stop
YUL
12:00a
STL
6:36a
6h 36m
1 stop
Depart: Mon Mar 26 2018 Return: Fri Mar 30 2018 Trip spans 5 days
Air Canada
Air Canada
STL
12:00a
YUL
4:34a
4h 34m
1 stop
YUL
12:00a
STL
6:06a
6h 06m
1 stop
Depart: Tue Dec 26 2017 Return: Tue Jan 2 2018 Trip spans 8 days
Air Canada
Air Canada
STL
12:00a
YUL
6:13a
6h 13m
1 stop
YUL
12:00a
STL
6:36a
6h 36m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

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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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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.

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Airports
Origin

St. Louis
$264
Destination

Montreal
$264