Cheap flights from St. Louis to Montreal from $229
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 6/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
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Tue 5/7
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Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to Montreal by changing tabs
Sun Country Air![Sun Country Air]()
Aug 11![Sun Country Air]()
Aug 16
STL6:15 pmLambert-St Louis
15h 30m
1 stop
YUL10:45 amMontreal Pierre Elliott Trudeau Intl
YUL11:45 amMontreal Pierre Elliott Trudeau Intl
6h 24m
1 stop
STL5:09 pmLambert-St Louis
Multiple Airlines![Multiple Airlines]()
May 25![Multiple Airlines]()
Jun 1
STL5:15 pmLambert-St Louis
23h 40m
3 stops
YUL5:55 pmMontreal Pierre Elliott Trudeau Intl
YUL6:50 amMontreal Pierre Elliott Trudeau Intl
10h 35m
1 stop
STL4:25 pmLambert-St Louis
Delta![Delta]()
May 21![Delta]()
May 28
STL3:05 pmLambert-St Louis
7h 26m
1 stop
YUL11:31 pmMontreal Pierre Elliott Trudeau Intl
YUL6:10 amMontreal Pierre Elliott Trudeau Intl
9h 09m
1 stop
STL2:19 pmLambert-St Louis
Air Canada![Air Canada]()
Sep 14![Air Canada]()
Sep 21
STL12:00 pmLambert-St Louis
2h 23m
YUL3:23 pmMontreal Pierre Elliott Trudeau Intl
YUL7:30 pmMontreal Pierre Elliott Trudeau Intl
2h 35m
STL9:05 pmLambert-St Louis
United Airlines![United Airlines]()
May 21![United Airlines]()
May 28
STL6:30 amLambert-St Louis
5h 46m
1 stop
YUL1:16 pmMontreal Pierre Elliott Trudeau Intl
YUL7:30 pmMontreal Pierre Elliott Trudeau Intl
2h 35m
STL9:05 pmLambert-St Louis
Find the cheapest one-way flights from St. Louis to Montreal
If you're looking for one-way flights from St. Louis to Montreal, view some of our deals below provided by Air Canada, Delta and United Airlines
Delta![Delta]()
Jun 15
STL5:26 pmLambert-St Louis
4h 38m
1 stop
YUL11:04 pmMontreal Pierre Elliott Trudeau Intl
Multiple Airlines![Multiple Airlines]()
Jun 21
STL4:45 pmLambert-St Louis
20h 50m
3 stops
YUL2:35 pmMontreal Pierre Elliott Trudeau Intl
Search last-minute flights to Montreal from St. Louis
Find and compare round-trip flight prices for your last-minute flight from St. Louis to Montreal
Multiple Airlines![Multiple Airlines]()
May 9![Multiple Airlines]()
May 12
STL7:30 pmLambert-St Louis
17h 30m
2 stops
YUL2:00 pmMontreal Pierre Elliott Trudeau Intl
YUL4:10 pmMontreal Pierre Elliott Trudeau Intl
25h 35m
3 stops
STL4:45 pmLambert-St Louis
Delta![Delta]()
May 9![Delta]()
May 12
STL6:00 amLambert-St Louis
5h 29m
1 stop
YUL12:29 pmMontreal Pierre Elliott Trudeau Intl
YUL7:10 amMontreal Pierre Elliott Trudeau Intl
6h 58m
1 stop
STL1:08 pmLambert-St Louis
WestJet![WestJet]()
Apr 30![WestJet]()
Apr 30
STL6:00 amLambert-St Louis
8h 06m
1 stop
YUL3:06 pmMontreal Pierre Elliott Trudeau Intl
YUL6:45 pmMontreal Pierre Elliott Trudeau Intl
17h 13m
1 stop
STL10:58 amLambert-St Louis
United Airlines![United Airlines]()
May 3![United Airlines]()
May 6
STL11:00 amLambert-St Louis
2h 23m
YUL2:23 pmMontreal Pierre Elliott Trudeau Intl
YUL6:15 amMontreal Pierre Elliott Trudeau Intl
10h 31m
1 stop
STL3:46 pmLambert-St Louis
Air Canada![Air Canada]()
Apr 30![Air Canada]()
May 4
STL8:47 amLambert-St Louis
7h 32m
1 stop
YUL5:19 pmMontreal Pierre Elliott Trudeau Intl
YUL7:30 pmMontreal Pierre Elliott Trudeau Intl
2h 35m
STL9:05 pmLambert-St Louis
Best airlines flying from St. Louis to Montreal
Compare and see reviews for airlines that fly from St. Louis to Montreal with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $237 | Free Cancellation | Rating 7.4 11,234 reviews | |||
| PriceFrom $256 | Free Cancellation | Rating 7.0 6,862 reviews | |||
| PriceFrom $274 | Free Cancellation | Rating 7.3 14,898 reviews | |||
| PriceFrom $383 | Free Cancellation | Rating 8.0 10,975 reviews |
WestJet flights from St. Louis to Montreal
Our best WestJet deals on St. Louis to Montreal flight tickets
WestJet![WestJet]()
Jun 15![WestJet]()
Jun 22
STL5:25 pmLambert-St Louis
36h 44m
2 stops
YUL7:09 amMontreal Pierre Elliott Trudeau Intl
YUL12:46 pmMontreal Pierre Elliott Trudeau Intl
21h 24m
1 stop
STL9:10 amLambert-St Louis
WestJet![WestJet]()
Jun 15![WestJet]()
Jun 22
STL5:25 pmLambert-St Louis
36h 44m
2 stops
YUL7:09 amMontreal Pierre Elliott Trudeau Intl
YUL2:20 pmMontreal Pierre Elliott Trudeau Intl
27h 38m
2 stops
STL4:58 pmLambert-St Louis
American Airlines flights from St. Louis to Montreal
Our best American Airlines deals on St. Louis to Montreal flight tickets
American Airlines![American Airlines]()
Jul 4![American Airlines]()
Jul 10
STL6:02 amLambert-St Louis
9h 28m
2 stops
YUL4:30 pmMontreal Pierre Elliott Trudeau Intl
YUL10:43 amMontreal Pierre Elliott Trudeau Intl
10h 37m
1 stop
STL8:20 pmLambert-St Louis
American Airlines![American Airlines]()
May 22![American Airlines]()
May 29
STL6:16 amLambert-St Louis
9h 14m
2 stops
YUL4:30 pmMontreal Pierre Elliott Trudeau Intl
YUL10:40 amMontreal Pierre Elliott Trudeau Intl
11h 20m
2 stops
STL9:00 pmLambert-St Louis
How to get the cheapest flight ticket from St. Louis to Montreal
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 from St. Louis to Montreal?
January. The cheapest time of year to fly to Montreal from St. Louis is January. Most expensive is August
What is the cheapest day to depart St. Louis for Montreal?
Saturday. The cheapest day of the week is typically Saturday. The most expensive is typically Tuesday
When is the cheapest time to fly from St. Louis to Montreal?
At noon. St. Louis to Montreal flights are approximately 15% more expensive in the morning than at noon
What is the cheapest airline that flies to Montreal from St. Louis?
American Airlines. Air Canada, American Airlines, and Delta are the most popular carriers operating from St. Louis to Montreal
What is the cheapest St. Louis to Montreal flight route?
Lambert-St Louis - Montreal Pierre Elliott Trudeau Intl. Fly from Lambert-St Louis to Montreal Pierre Elliott Trudeau Intl for the best St. Louis - Montreal flight prices
How far in advance should you book St. Louis to Montreal flights?
19 days before. The cheapest time to buy a flight from St. Louis to Montreal is approximately 19 days to departure
Can stopping save me money on St. Louis to Montreal flights?
You could potentially save up to 17% on your flight if you consider stops on a St. Louis to Montreal flight.
Cheap St. Louis to Montreal (STL to YMQ) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to Montreal
Best Price Found | $229 |
|---|---|
Fastest flight time | 2h 23m |
Direct flights | Every day |
Airports in Montreal | 1 airport |
How far is Lambert-St Louis to Montreal by plane?
The distance between Lambert-St Louis and Montreal is about 973.0 mi. A reasonable flight in good conditions will take 2h 23m.
When did momondo last update prices for flights from Lambert-St Louis Airport to Montreal?
Prices for flights from Lambert-St Louis Airport to Montreal are updated daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Montreal?
As of April 2024, there are 4 operators available to choose from for flights from Lambert-St Louis Airport to Montreal.
How old do you have to be to fly from Lambert-St Louis Airport to Montreal?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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.
What documentation or ID do you need to fly to Montreal?
The required travel and health documents for your Montreal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Montreal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
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?
All flight searches from St. Louis to Montreal on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from St. Louis to Montreal?
Once all potential St. Louis to Montreal flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from St. Louis to Montreal right now. Can momondo alert me if prices change?
Yes. momondo can track prices for St. Louis to Montreal flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.
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