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

54 flights are operational weekly from St. Louis to Canada as of July 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

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

As of July 2026, there are 7 flights per day flying from St. Louis to Canada. The most common time of day flights depart is 12:00PM, with 59% of flights taking off in the afternoon.

What is the cheapest airline that flies from Lambert-St Louis to Canada?

American Airlines, United Airlines, and WestJet are the most popular carriers operating from Lambert-St Louis to Canada

What airlines fly to Canada?

United Airlines, Air Canada and American Airlines are the top three most popular airlines that fly to Canada from St. Louis according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Canada. Keep in mind that there are 6 different airlines that fly to Canada on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Lambert-St Louis Airport to Canada are refreshed on a daily basis.

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

As of July 2026, there are 6 operators available to choose from for flights from Lambert-St Louis Airport to Canada.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Canada.

What documentation or ID do you need to fly to Canada?

The travel and health documents required for your trip to Canada can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Canada. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$136 Cheap Flights from St. Louis to Canada in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Canada

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 am - 12:45 pm

STL

YVR

9h 45m

1 stop

1:40 pm - 12:27 am

YVR

STL

8h 47m

1 stop

$317American Airlines

Mon, Sep 21 - Fri, Sep 25

4:57 pm - 5:00 pm

STL

YYC

25h 03m

2 stops

7:00 am - 5:22 pm

YYC

STL

9h 22m

1 stop

$318Multiple Airlines

Mon, Aug 17 - Fri, Aug 21

12:10 pm - 9:06 pm

STL

YVR

10h 56m

1 stop

7:30 am - 6:42 pm

YVR

STL

9h 12m

1 stop

$359Air Canada

Tue, Aug 25 - Mon, Aug 31

2:40 pm - 8:51 pm

STL

YVR

8h 11m

1 stop

7:30 am - 6:42 pm

YVR

STL

9h 12m

1 stop

$364Air Canada

Wed, Aug 26 - Mon, Aug 31

11:21 am - 8:26 pm

STL

YVR

11h 05m

1 stop

6:00 am - 4:47 pm

YVR

STL

8h 47m

1 stop

$383Delta

Wed, Sep 23 - Tue, Sep 29

9:04 am - 10:26 pm

STL

YVR

15h 22m

1 stop

12:10 pm - 10:30 pm

YVR

STL

8h 20m

1 stop

$393United Airlines

Tue, Sep 29 - Sat, Oct 3

10:29 am - 8:10 am

STL

YHZ

19h 41m

2 stops

8:00 pm - 9:00 am

YHZ

STL

15h 00m

2 stops

$424WestJet

Sat, Sep 26 - Wed, Sep 30

10:33 am - 9:10 pm

STL

YHZ

8h 37m

1 stop

6:15 pm - 9:54 am

YHZ

STL

17h 39m

2 stops

$431WestJet

Tue, Aug 18 - Mon, Aug 24

5:30 pm - 8:33 am

STL

YUL

14h 03m

1 stop

9:30 am - 8:15 pm

YUL

STL

11h 45m

1 stop

$544Delta

Mon, Oct 19 - Wed, Oct 21

8:00 am - 1:59 pm

STL

YOW

4h 59m

1 stop

10:37 am - 3:38 pm

YOW

STL

6h 01m

1 stop

$668United Airlines

Tue, Aug 11 - Tue, Aug 18

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American Airlines flights from St. Louis to Canada

Our best American Airlines deals on St. Louis to Canada flight tickets

American Airlines

Sep 21

STL5:00 amLambert-St Louis

9h 45m

1 stop

YVR12:45 pmVancouver Intl

Sep 25

YVR1:40 pmVancouver Intl

8h 47m

1 stop

STL12:27 amLambert-St Louis

$317

American Airlines

Aug 17

STL4:54 pmLambert-St Louis

8h 04m

1 stop

YVR10:58 pmVancouver Intl

Aug 25

YVR11:59 pmVancouver Intl

10h 55m

1 stop

STL12:54 pmLambert-St Louis

$360

American Airlines

Aug 17

STL6:00 amLambert-St Louis

7h 33m

1 stop

YYZ2:33 pmToronto Pearson Intl

Aug 24

YYZ3:14 pmToronto Pearson Intl

10h 00m

1 stop

STL12:14 amLambert-St Louis

$389

WestJet flights from St. Louis to Canada

Our best WestJet deals on St. Louis to Canada flight tickets

WestJet

Sep 15

STL6:00 amLambert-St Louis

12h 10m

1 stop

YYC5:10 pmCalgary

Sep 23

YYC10:15 amCalgary

12h 01m

1 stop

STL11:16 pmLambert-St Louis

$409

WestJet

Sep 11

STL7:05 amLambert-St Louis

11h 05m

1 stop

YYC5:10 pmCalgary

Sep 15

YYC7:00 amCalgary

25h 00m

1 stop

STL9:00 amLambert-St Louis

$410

WestJet

Sep 9

STL7:05 amLambert-St Louis

11h 05m

1 stop

YYC5:10 pmCalgary

Sep 16

YYC10:15 amCalgary

12h 01m

1 stop

STL11:16 pmLambert-St Louis

$411

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Mon 9/21

5:00 am-12:45 pm

1 stop9h 45m

Vancouver Intl

Fri 9/25

1:40 pm-12:27 am

1 stop8h 47m

$317

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Mon 8/17

4:57 pm-5:00 pm

2 stops25h 03m

Calgary

Fri 8/21

7:00 am-5:22 pm

1 stop9h 22m

$318

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Tue 8/25

12:10 pm-9:06 pm

1 stop10h 56m

Vancouver Intl

Mon 8/31

7:30 am-6:42 pm

1 stop9h 12m

$359

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Wed 8/26

2:40 pm-8:51 pm

1 stop8h 11m

Vancouver Intl

Mon 8/31

7:30 am-6:42 pm

1 stop9h 12m

$364

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Wed 9/23

11:21 am-8:26 pm

1 stop11h 05m

Vancouver Intl

Tue 9/29

6:00 am-4:47 pm

1 stop8h 47m

$383

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Tue 9/29

9:04 am-10:26 pm

1 stop15h 22m

Vancouver Intl

Sat 10/3

12:10 pm-10:30 pm

1 stop8h 20m

$393

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sat 9/26

10:29 am-8:10 am

2 stops19h 41m

Halifax Intl

Wed 9/30

8:00 pm-9:00 am

2 stops15h 00m

$424

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 8/18

10:33 am-9:10 pm

1 stop8h 37m

Halifax Intl

Mon 8/24

6:15 pm-9:54 am

2 stops17h 39m

$431

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Mon 10/19

5:30 pm-8:33 am

1 stop14h 03m

Montreal Pierre Elliott Trudeau Intl

Wed 10/21

9:30 am-8:15 pm

1 stop11h 45m

$544

Quickest round-trip

St. LouisOttawa

STL - YOW

STLYOW

Lambert-St Louis

Tue 8/11

8:00 am-1:59 pm

1 stop4h 59m

Ottawa

Tue 8/18

10:37 am-3:38 pm

1 stop6h 01m

$668

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

What is the cheapest month to fly to Canada?

If you aren’t able to travel during the month of March, then book flights to Canada from St. Louis during February instead. Flights to Canada in February, while not as cheap as those in March, still average around $591.

What is the cheapest day to depart on your flight to Canada?

Our data shows that Friday is the least expensive day to fly to Canada. Tickets to fly out on this day can be as low as $788. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Canada for around $952.

What is the cheapest time of day to depart on your flight to Canada?

In the morning is the cheapest time of day to fly from St. Louis to Canada when you can find flight prices for as low as $738. Flying to Canada in the morning is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Canada is at noon when prices are around $1,064.

What is the cheapest Lambert-St Louis to Canada flight route?

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

What cabin class options are available on St. Louis to Canada flights?

There are 4 cabin classes available to choose from on St. Louis to Canada flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 53% on your flight if you consider stops on a St. Louis to Canada flight.

Cheap St. Louis to Canada flight deals and tips

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

Best Price Found	$275
Fastest flight time	1h 54m
Direct flights	Tue, Wed, Thu, Fri, Sat and Sun
Airports in Canada	515 airports

The best one-way flight to Canada from St. Louis in the past 72 hours is $275. The best round-trip flight deal from St. Louis to Canada found on momondo in the last 72 hours is $356.

The fastest flight from St. Louis to Canada takes 1h 54m

Direct flights go from St. Louis to Canada on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Air Canada.

There are 515 airports in Canada. From St. Louis there are direct flights to Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ).

Search flight deals

Frequently asked questions about flying from St. Louis to Canada

When did momondo last update prices for flights from Lambert-St Louis Airport to Canada?
Prices for flights from Lambert-St Louis Airport to Canada are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Canada?
As of July 2026, there are 6 operators available to choose from for flights from Lambert-St Louis Airport to Canada.
How old do you have to be to fly from Lambert-St Louis Airport to Canada?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Canada.
What documentation or ID do you need to fly to Canada?
The travel and health documents required for your trip to Canada can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Canada. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from St. Louis to Canada?
momondo data reveals that the most frequently booked plane model on the route from St. Louis to Canada is Canadair (Bombardier) Regional Jet 900, representing 40.27% of all bookings. The subsequent popular models are Airbus A220-300 at 26.85%, Boeing 787-8 Dreamliner at 13.42%, and Embraer 175 at 4.03%.

Best airlines flying from St. Louis to Canada

Compare and see reviews for airlines that fly from St. Louis to Canada with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $139	Free Cancellation	Rating 7.1 11,371 reviews	Search Air Canada flights
Delta	PriceFrom $151	Free Cancellation	Rating 7.8 8,477 reviews	Search Delta flights
United Airlines	PriceFrom $161	Free Cancellation	Rating 7.4 10,018 reviews	Search United Airlines flights
American Airlines	PriceFrom $270	Free Cancellation	Rating 7.1 11,838 reviews	Search American Airlines flights
WestJet	PriceFrom $391	Free Cancellation	Rating 7.2 3,411 reviews	Search WestJet flights
Alaska Airlines	PriceFrom $406	Free Cancellation	Rating 7.9 12,688 reviews	Search Alaska Airlines flights

Why use momondo?

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

It is quick and easy to find St. Louis to Canada flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Canada that suits you.

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

All flight searches from St. Louis to Canada on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Canada from St. Louis.

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

If you are not ready to book a flight from St. Louis to Canada now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Canada and let you know when they change.

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Popular cities in Canada

Flights to Torontofrom $171

Flights to Vancouverfrom $128

Flights to Montrealfrom $213

Flights to Calgaryfrom $173

Flights to Ottawafrom $216

Flights to Halifaxfrom $271

Flights to Winnipegfrom $255

Flights to Québec Cityfrom $319

Flights to Saskatoonfrom $332

Flights to Kelownafrom $264

Flights to St. John'sfrom $353

Flights to Reginafrom $318

Cheap flights from St. Louis to Canada from $136

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 Canada departing on 9/13. 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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American Airlines flights from St. Louis to Canada

Our best American Airlines deals on St. Louis to Canada flight tickets

WestJet flights from St. Louis to Canada

Our best WestJet deals on St. Louis to Canada flight tickets

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See travel insights to Canada from

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

What is the cheapest month to fly to Canada?

What is the cheapest day to depart on your flight to Canada?

What is the cheapest time of day to depart on your flight to Canada?

What is the cheapest Lambert-St Louis to Canada flight route?

What cabin class options are available on St. Louis to Canada flights?

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

What is the cheapest airline that flies from Lambert-St Louis to Canada?

What airlines fly to Canada?

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

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

Cheap St. Louis to Canada flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Canada

Frequently asked questions about flying from St. Louis to Canada

Best airlines flying from St. Louis to Canada

Compare and see reviews for airlines that fly from St. Louis to Canada with momondo

Why use momondo?

An easier way to manage your Canada trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Canada

Popular cities in Canada

Popular flights according to clicks in the last 7 days on momondo

St. Louis flight routes

According to popular flight searches on momondo this year

Canada flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Canada

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Canada

List of cabin classes available on flights landing in Canada. Availability may vary depending on flight origin and airline.

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