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Cheap flights from St. Louis to Montreal from C$ 314

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Montreal departing on 4/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from St. Louis to Montreal

Cheap round-trip flights

These are some of the best round-trip flight deals from St. Louis to Montreal that have been recently found on momondo from popular airlines, departing in the coming months.
 Logo
6:12 p.m. - 12:37 a.m.STL-YUL
29h 25m3 stops
 Logo
6:45 a.m. - 10:33 a.m.YUL-STL
28h 48m2 stops
C$ 676
Find Deal
Thu, 12 Jun - Sun, 15 Jun
Delta Logo
6:45 p.m. - 9:09 p.m.STL-YUL
25h 24m1 stop
Delta Logo
6:05 a.m. - 8:48 p.m.YUL-STL
15h 43m1 stop
C$ 681Delta
Find Deal
Thu, 29 May - Mon, 2 Jun
American Airlines Logo
6:00 p.m. - 9:50 a.m.STL-YUL
14h 50m1 stop
American Airlines Logo
10:35 a.m. - 8:55 p.m.YUL-STL
11h 20m1 stop
C$ 774American Airlines
Find Deal
Sun, 1 Jun - Thu, 5 Jun
American Airlines Logo
6:00 p.m. - 9:50 a.m.STL-YUL
14h 50m1 stop
American Airlines Logo
10:35 a.m. - 8:55 p.m.YUL-STL
11h 20m1 stop
C$ 793American Airlines
Find Deal
Thu, 29 May - Thu, 5 Jun
Air Canada Logo
1:30 p.m. - 5:00 p.m.STL-YUL
2h 30mdirect
Air Canada Logo
6:10 p.m. - 7:58 p.m.YUL-STL
2h 48mdirect
C$ 842Air Canada
Find Deal
Thu, 29 May - Mon, 2 Jun
Air Canada Logo
1:30 p.m. - 5:00 p.m.STL-YUL
2h 30mdirect
Air Canada Logo
6:10 p.m. - 7:58 p.m.YUL-STL
2h 48mdirect
C$ 865Air Canada
Find Deal
Sun, 22 Jun - Thu, 26 Jun
United Airlines Logo
5:00 a.m. - 10:40 a.m.STL-YUL
4h 40m1 stop
United Airlines Logo
6:10 p.m. - 7:58 p.m.YUL-STL
2h 48mdirect
C$ 879United Airlines
Find Deal
Thu, 29 May - Thu, 5 Jun
United Airlines Logo
1:30 p.m. - 5:00 p.m.STL-YUL
2h 30mdirect
United Airlines Logo
6:10 p.m. - 7:58 p.m.YUL-STL
2h 48mdirect
C$ 895United Airlines
Find Deal
Thu, 29 May - Thu, 5 Jun
WestJet Logo
6:00 a.m. - 10:08 a.m.STL-YUL
27h 08m1 stop
WestJet Logo
6:45 p.m. - 4:25 p.m.YUL-STL
22h 40m1 stop
C$ 1,003WestJet
Find Deal
Fri, 13 Jun - Fri, 20 Jun
WestJet Logo
5:30 p.m. - 12:37 a.m.STL-YUL
30h 07m2 stops
WestJet Logo
6:45 p.m. - 4:25 p.m.YUL-STL
22h 40m1 stop
C$ 1,020WestJet
Find Deal
Fri, 13 Jun - Fri, 20 Jun

Delta flights from St. Louis to Montreal Pierre Elliott Trudeau Intl Airport

Our best Delta deals on St. Louis to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Delta
29 May
STL6:45 p.m.Lambert-St Louis
25h 24m
1 stop
YUL9:09 p.m.Montreal Pierre Elliott Trudeau Intl
2 Jun
YUL6:05 a.m.Montreal Pierre Elliott Trudeau Intl
15h 43m
1 stop
STL8:48 p.m.Lambert-St Louis
Delta
22 Jun
STL6:00 a.m.Lambert-St Louis
9h 07m
1 stop
YUL4:07 p.m.Montreal Pierre Elliott Trudeau Intl
25 Jun
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
10h 17m
1 stop
STL3:17 p.m.Lambert-St Louis
Delta
15 Jun
STL6:00 a.m.Lambert-St Louis
9h 07m
1 stop
YUL4:07 p.m.Montreal Pierre Elliott Trudeau Intl
21 Jun
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
6h 31m
1 stop
STL11:31 a.m.Lambert-St Louis

Air Canada flights from St. Louis to Montreal Pierre Elliott Trudeau Intl Airport

Our best Air Canada deals on St. Louis to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
29 May
STL1:30 p.m.Lambert-St Louis
2h 30m
YUL5:00 p.m.Montreal Pierre Elliott Trudeau Intl
2 Jun
YUL6:10 p.m.Montreal Pierre Elliott Trudeau Intl
2h 48m
STL7:58 p.m.Lambert-St Louis
Air Canada
22 Jun
STL1:30 p.m.Lambert-St Louis
2h 30m
YUL5:00 p.m.Montreal Pierre Elliott Trudeau Intl
26 Jun
YUL6:10 p.m.Montreal Pierre Elliott Trudeau Intl
2h 48m
STL7:58 p.m.Lambert-St Louis
Air Canada
15 Jun
STL1:30 p.m.Lambert-St Louis
2h 30m
YUL5:00 p.m.Montreal Pierre Elliott Trudeau Intl
21 Jun
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
6h 36m
1 stop
STL12:36 p.m.Lambert-St Louis

See travel insights to Montreal from

How to get the cheapest flight ticket from St. Louis to Montreal Pierre Elliott Trudeau Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport?

The month of May is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from St. Louis, with most prices found around C$ 470. The month of October is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from St. Louis averaging around C$ 720.

What is the cheapest Lambert-St Louis to Montreal Pierre Elliott Trudeau Intl flight route?

Fly from Lambert-St Louis to Montreal Pierre Elliott Trudeau Intl for the best Lambert-St Louis - Montreal Pierre Elliott Trudeau Intl flight prices

What cabin class options are available on Lambert-St Louis to Montreal Pierre Elliott Trudeau Intl flights?

There are 1 cabin classes available to choose from on Lambert-St Louis to Montreal Pierre Elliott Trudeau Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from St. Louis to Montreal Pierre Elliott Trudeau Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Montreal Pierre Elliott Trudeau Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Montreal Pierre Elliott Trudeau Intl Airport (STL to YUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Montreal Pierre Elliott Trudeau Intl Airport

Best price found

C$ 314

Fastest flight time

2h 30m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from St. Louis in the past 72 hours is C$ 314. The best round-trip flight deal from St. Louis to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is C$ 676.
The fastest flight from St. Louis to Montreal Pierre Elliott Trudeau Intl Airport takes 2h 30m
Direct flights go from St. Louis to Montreal Pierre Elliott Trudeau Intl Airport on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: United Airlines and Air Canada.

  • How far is Lambert-St Louis to Montreal Pierre Elliott Trudeau Intl by plane?

    The distance between Lambert-St Louis and Montreal Pierre Elliott Trudeau Intl is about 1551.0 km. 2h 30m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Montreal Pierre Elliott Trudeau Intl Airport are updated daily.

  • How old do you have to be to fly from Lambert-St Louis Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The necessary travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from St. Louis to Montreal Pierre Elliott Trudeau Intl Airport?


Travelling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Trois-Rivières
Brossard
Sherbrooke
Montebello
Drummondville
Cornwall
Dorval
Longueuil
Bromont
Magog
Saint-Sauveur
Saint-Jean-sur-Richelieu
Boucherville
North Hatley
Sutton
Waterloo

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Montreal?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Montreal for you.

Can I find flights from St. Louis to Montreal with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Montreal from St. Louis with this policy.

How can momondo help me find flights from St. Louis to Montreal?

momondo helps you find the best flight between St. Louis and Montreal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from St. Louis to Montreal right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of St. Louis to Montreal flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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