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Cheap flights from Canada to St. Louis from $155

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Canada to St. Louis departing on 12/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Canada to St. Louis

Cheap round-trip flights

These are some of the best round-trip flight deals from Canada to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Canada to St. Louis.

Cheap last minute flights

Planning a quick getaway from Canada to St. Louis? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to St. Louis, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals to St. Louis

Find recent round-trip train or bus tickets from Canada to St. Louis.

All round-trip flight deals to St. Louis

The cheapest plane tickets to St. Louis found on KAYAK recently.
9:45 pm - 12:03 pmYYC-STL
13h 18m2 stops
7:15 pm - 1:50 pmSTL-YYC
19h 35m1 stop
$324WestJet
Find Deal
Sat, Dec 14 - Sun, Dec 15
7:00 am - 10:40 amYYC-STL
26h 40m1 stop
7:15 pm - 8:32 pmSTL-YYC
26h 17m1 stop
$326WestJet
Find Deal
Sat, Dec 14 - Sun, Dec 15
7:00 am - 9:55 pmYVR-STL
12h 55m2 stops
2:25 pm - 10:51 pmSTL-YVR
10h 26m1 stop
$334Delta
Find Deal
Wed, Dec 4 - Fri, Dec 13
7:00 am - 5:59 pmYVR-STL
8h 59m1 stop
2:15 pm - 10:24 pmSTL-YVR
10h 09m2 stops
$398Delta
Find Deal
Wed, Apr 16 - Tue, Apr 22
12:40 pm - 8:59 pmYVR-STL
6h 19m1 stop
1:30 pm - 5:48 pmSTL-YVR
6h 18m1 stop
$405Air Canada
Find Deal
Wed, Apr 16 - Tue, Apr 22
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$460United Airlines
Find Deal
Thu, Dec 5 - Mon, Dec 9
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$462Air Canada
Find Deal
Thu, Dec 5 - Mon, Dec 9
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
5:40 pm - 11:06 pmSTL-YYZ
4h 26m1 stop
$469United Airlines
Find Deal
Thu, Dec 5 - Fri, Dec 13
1:14 pm - 4:25 pmYYZ-STL
4h 11m1 stop
10:16 am - 9:25 pmSTL-YYZ
10h 09m1 stop
$483American Airlines
Find Deal
Sun, Dec 15 - Sun, Dec 22
12:33 pm - 5:21 pmYYZ-STL
5h 48m1 stop
5:36 am - 10:59 amSTL-YYZ
4h 23m1 stop
$485American Airlines
Find Deal
Tue, Dec 24 - Sun, Dec 29
7:30 am - 11:24 pmYYZ-STL
16h 54m1 stop
Wed, Dec 11
12:45 pm - 11:28 pmYYZ-STL
11h 43m1 stop
Tue, Jan 21
7:00 am - 4:56 pmYVR-STL
7h 56m1 stop
$160United Airlines
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Thu, Nov 14
3:10 pm - 12:42 amYVR-STL
7h 32m2 stops
$161Delta
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Thu, Nov 14
10:30 am - 12:43 pmYVR-STL
24h 13m2 stops
$167United Airlines
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Tue, Dec 10
1:45 pm - 11:24 pmYVR-STL
31h 39m3 stops
Tue, Dec 10
7:10 am - 4:37 pmYVR-STL
7h 27m1 stop
$180American Airlines
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Sun, Nov 24
9:55 am - 6:47 pmYYC-STL
7h 52m1 stop
$199Delta
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Wed, Jan 1
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$259Air Canada
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Tue, Nov 26
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
$296Air Canada
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Fri, Nov 22
7:40 am - 4:21 pmYYZ-STL
9h 41m1 stop
5:29 pm - 11:55 pmSTL-YYZ
29h 26m1 stop
Tue, Nov 5 - Sat, Nov 9
12:30 am - 11:40 pmYYC-STL
22h 10m1 stop
10:21 am - 9:46 pmSTL-YYC
12h 25m2 stops
$489WestJet
Find Deal
Thu, Nov 7 - Thu, Nov 14
1:54 pm - 7:48 pmYYZ-STL
6h 54m1 stop
7:29 am - 3:00 pmSTL-YYZ
6h 31m1 stop
$874American Airlines
Find Deal
Fri, Nov 8 - Sun, Nov 10
10:00 am - 7:10 pmYUL-STL
10h 10m2 stops
6:00 am - 4:59 pmSTL-YUL
9h 59m1 stop
$893Delta
Find Deal
Thu, Nov 7 - Thu, Nov 14
6:29 am - 4:39 pmYYZ-STL
11h 10m2 stops
5:16 pm - 11:51 pmSTL-YYZ
5h 35m1 stop
$935Delta
Find Deal
Sat, Nov 9 - Sun, Nov 10
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
6:30 am - 4:46 pmSTL-YYZ
9h 16m1 stop
$961Air Canada
Find Deal
Sat, Nov 9 - Sun, Nov 10
10:59 am - 7:48 pmYUL-STL
9h 49m1 stop
5:00 am - 4:45 pmSTL-YUL
10h 45m2 stops
$1,017American Airlines
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Tue, Nov 5 - Fri, Nov 8
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$1,101Air Canada
Find Deal
Thu, Nov 7 - Sat, Nov 9
2:09 pm - 8:45 pmYYC-STL
5h 36m1 stop
6:30 am - 11:39 amSTL-YYC
6h 09m1 stop
$1,269United Airlines
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Sat, Nov 9 - Sun, Nov 17
6:19 am - 12:43 pmYYC-STL
5h 24m1 stop
6:30 am - 11:39 amSTL-YYC
6h 09m1 stop
$1,412United Airlines
Find Deal
Fri, Nov 8 - Sun, Nov 17
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$460United Airlines
Find Deal
Thu, Dec 5 - Sun, Dec 8
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$462Air Canada
Find Deal
Thu, Dec 5 - Mon, Dec 9
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$464Air Canada
Find Deal
Thu, Dec 5 - Sun, Dec 8
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$465Air Canada
Find Deal
Thu, Dec 5 - Sun, Dec 8
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$469United Airlines
Find Deal
Thu, Dec 5 - Sun, Dec 8
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$470United Airlines
Find Deal
Thu, Dec 5 - Sun, Dec 8
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$476Air Canada
Find Deal
Tue, Dec 10 - Tue, Dec 17
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$491Air Canada
Find Deal
Mon, Jan 20 - Wed, Jan 22
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
$497Air Canada
Find Deal
Fri, Jan 3 - Sat, Jan 4
1:50 pm - 3:06 pmYYZ-STL
2h 16mnonstop
3:50 pm - 6:45 pmSTL-YYZ
1h 55mnonstop
Fri, Nov 29 - Fri, Dec 6

Delta flights from Canada to St. Louis

Our best Delta deals on Canada to St. Louis flight tickets
Delta
Dec 4
YVR7:00 amVancouver Intl
12h 55m
2 stops
STL9:55 pmLambert-St Louis
Dec 13
STL2:25 pmLambert-St Louis
10h 26m
1 stop
YVR10:51 pmVancouver Intl
Delta
Apr 16
YVR7:00 amVancouver Intl
8h 59m
1 stop
STL5:59 pmLambert-St Louis
Apr 22
STL2:15 pmLambert-St Louis
10h 09m
2 stops
YVR10:24 pmVancouver Intl
Delta
Apr 16
YVR6:45 amVancouver Intl
9h 14m
2 stops
STL5:59 pmLambert-St Louis
Apr 21
STL2:15 pmLambert-St Louis
10h 10m
1 stop
YVR10:25 pmVancouver Intl

American Airlines flights from Canada to St. Louis

Our best American Airlines deals on Canada to St. Louis flight tickets
American Airlines
Dec 15
YYZ1:14 pmToronto Pearson Intl
4h 11m
1 stop
STL4:25 pmLambert-St Louis
Dec 22
STL10:16 amLambert-St Louis
10h 09m
1 stop
YYZ9:25 pmToronto Pearson Intl
American Airlines
Dec 24
YYZ12:33 pmToronto Pearson Intl
5h 48m
1 stop
STL5:21 pmLambert-St Louis
Dec 29
STL5:36 amLambert-St Louis
4h 23m
1 stop
YYZ10:59 amToronto Pearson Intl
American Airlines
Dec 23
YYZ6:15 amToronto Pearson Intl
4h 21m
1 stop
STL9:36 amLambert-St Louis
Dec 30
STL5:03 amLambert-St Louis
4h 57m
1 stop
YYZ11:00 amToronto Pearson Intl

How to get the cheapest flight ticket from Canada to St. Louis

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 airline that flies to St. Louis from Canada?

American Airlines. American Airlines, Delta, and Air Canada are the most popular carriers operating from Canada to St. Louis

What is the cheapest Canada to St. Louis flight route?

Calgary - Lambert-St Louis. Fly from Calgary to Lambert-St Louis for the best Canada - St. Louis flight prices

How many flights depart from Canada to St. Louis on average per day?

As of November 2024, 2 flights take off from Canada and land in St. Louis each day. The most common flight departure time for this route is 1:00PM, with 75% of daily flights taking off in the afternoon.

Can stopping save me money on Canada to St. Louis flights?

You could potentially save up to 40% on your flight if you consider stops on a Canada to St. Louis flight.

Cheap Canada to St. Louis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Canada to St. Louis

Best Price Found

$155

Fastest flight time

2h 16m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Canada in the past 72 hours is $155. The best round-trip flight deal from Canada to St. Louis found on momondo in the last 72 hours is $324.
The fastest flight from Canada to St. Louis takes 2h 16m
Direct flights go from Canada to St. Louis every day.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • When did momondo last update prices for flights from Canada to Lambert-St Louis Airport?

    Prices for flights from Canada to Lambert-St Louis Airport refresh daily.

  • How many operators does momondo search for flights from Canada to Lambert-St Louis Airport?

  • How old do you have to be to fly from Canada to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Canada to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport 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 Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Canada to St. Louis?


Best airlines flying from Canada to St. Louis

Compare and see reviews for airlines that fly from Canada to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $183Free CancellationRating
7.4
9,226 reviews
Search United Airlines flights
Air CanadaPriceFrom $285Free CancellationRating
7.0
8,123 reviews
Search Air Canada flights
American AirlinesPriceFrom $294Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $350Free CancellationRating
8.0
8,829 reviews
Search Delta flights

Why use momondo?

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

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 Canada to St. Louis for you.

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

Flights from Canada to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Canada to St. Louis 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 Canada to St. Louis right now. Can momondo alert me if prices change?

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from Canada and alert you when they change.


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