CA $257 Cheap Flights from St. Louis (STL) to Montreal (YUL)

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Cheap flights from St. Louis (STL) to Montreal (YUL)

Prices were available within the past 7 days and start at CA $257 for one-way flights and CA $581 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue., Jul. 2 - Tue., Jul. 2
STL
St. Louis
YUL
Montreal
CA $581 Roundtrip, found 3 hours ago
CA $581
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue., Jul. 2 from St. Louis to Montreal, returning Tue., Jul. 2, priced at CA $581 found 3 hours ago
American Airlines
Sun., Sep. 8 - Sat., Sep. 14
STL
St. Louis
YUL
Montreal
CA $586 Roundtrip, found 3 days ago
CA $586
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sun., Sep. 8 from St. Louis to Montreal, returning Sat., Sep. 14, priced at CA $586 found 3 days ago
United
Wed., Sep. 11 - Wed., Sep. 11
STL
St. Louis
YUL
Montreal
CA $594 Roundtrip, found 2 days ago
CA $594
Roundtrip
found 2 days ago
Select United flight, departing Wed., Sep. 11 from St. Louis to Montreal, returning Wed., Sep. 11, priced at CA $594 found 2 days ago
Air Canada
Mon., Jul. 1 - Mon., Jul. 1
STL
St. Louis
YUL
Montreal
CA $603 Roundtrip, found 3 hours ago
CA $603
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Mon., Jul. 1 from St. Louis to Montreal, returning Mon., Jul. 1, priced at CA $603 found 3 hours ago
Delta
Sat., Sep. 7 - Sat., Sep. 14
STL
St. Louis
YUL
Montreal
CA $607 Roundtrip, found 3 days ago
CA $607
Roundtrip
found 3 days ago
Select Delta flight, departing Sat., Sep. 7 from St. Louis to Montreal, returning Sat., Sep. 14, priced at CA $607 found 3 days ago
American Airlines
Sun., Jul. 14 - Thu., Jul. 25
STL
St. Louis
YUL
Montreal
CA $613 Roundtrip, found 6 days ago
CA $613
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sun., Jul. 14 from St. Louis to Montreal, returning Thu., Jul. 25, priced at CA $613 found 6 days ago
Delta
Tue., Jul. 2 - Wed., Jul. 10
STL
St. Louis
YUL
Montreal
CA $615 Roundtrip, found 21 hours ago
CA $615
Roundtrip
found 21 hours ago
Select Delta flight, departing Tue., Jul. 2 from St. Louis to Montreal, returning Wed., Jul. 10, priced at CA $615 found 21 hours ago
Air Canada
Tue., Sep. 10 - Fri., Sep. 13
STL
St. Louis
YUL
Montreal
CA $615 Roundtrip, found 2 days ago
CA $615
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue., Sep. 10 from St. Louis to Montreal, returning Fri., Sep. 13, priced at CA $615 found 2 days ago
Delta
Sat., Aug. 17 - Wed., Aug. 21
STL
St. Louis
YUL
Montreal
CA $616 Roundtrip, found 3 days ago
CA $616
Roundtrip
found 3 days ago
Select Delta flight, departing Sat., Aug. 17 from St. Louis to Montreal, returning Wed., Aug. 21, priced at CA $616 found 3 days ago
American Airlines
Tue., Jul. 16 - Tue., Jul. 30
STL
St. Louis
YUL
Montreal
CA $621 Roundtrip, found 3 hours ago
CA $621
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue., Jul. 16 from St. Louis to Montreal, returning Tue., Jul. 30, priced at CA $621 found 3 hours ago
Flight from St. Louis to Montreal (STL - YUL) route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
Pierre Elliott Trudeau Intl.
Airlines serving
Air Canada, American Airlines, Delta, United, WestJet
Roundtrip price
CA $580
Distance
1547 km

St. Louis to Montreal Flights

Ready for an adventure? Thought so! Prepare to see the sights when you book your trip from St. Louis to Montreal with Expedia.ca. Whether you’re visiting for business or pleasure, we know how important it is to bring home travel stories. Maybe your tales will include the best dinner of your life, or the weirdest street art you saw in the city, or the concert that turned you into a fan of a new band. Whatever it is, your new favourite anecdote is right around the corner. Book your trip from STL to YUL and begin your journey!

Getting a cheap deal on your trip sets the tone for the perfect holiday. And with Expedia.ca, you know you can travel from St. Louis to Montreal on the cheap, with enough money left over for a stellar time in the city. That could mean more tours with the kids, more concerts with the spouse, more dessert amongst co-workers, or even front row seats to a sports game if you’re travelling solo. It’s your holiday! Make it great.

Travelling shouldn’t cost an arm and a leg before you even get to relax on the plane’s armrests. Count on Expedia.ca to get you the best discounts on flights from STL to YUL. And remember this: You can also save big when you bundle. Add a hotel or car rental deal to your flight and witness those savings add up. Hey, more money for more souvenirs, right? Right! Pack your bags and we’ll see you on the route.

Combine your Montreal flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from with Expedia Canada. Use us as your top travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from St. Louis Lambert International Airport to Montréal--Trudeau?
Start packing your bags, because round-trip flights between Lambert Field and YUL start from CA $581. That’s based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book now to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from STL to Pierre Elliott Trudeau Intl. Airport (YUL)?
The majority of flights can be canceled online, but whether you are charged a fee differs between airlines. If you do need to cancel your getaway, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Lambert-St. Louis Intl. Airport (STL) to Montreal Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for St. Louis Lambert International Airport to YUL flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Lambert Field to Montreal Airport?
The flight distance from Lambert Field to Montréal–Trudeau is 1,550 kilometers. Pack yourself a snack, a drink and an interesting book to read. Keep yourself busy in the air and the hours will zip by.
Which airlines fly direct from St. Louis Lambert International Airport to Pierre Elliott Trudeau Intl. Airport (YUL)?
If you want to travel straight from St. Louis Lambert International Airport to YUL, you’ll need to book a flight with one or more stops. Unfortunately, there are no airlines that fly directly on this route.
Are Lambert Field to Montreal Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so it’s no sure thing. While last-minute flight deals between STL and YUL are possible, it’s also a good idea to keep an eye on prices well before you fly. In fact, some carriers advertise their prices up to a year before the departure date. Expedia is continuously updating the best bargains around, so keep checking and be ready to lock in your seat when the price is right.
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