How does KAYAK find such low prices on flights from St. Louis to Canada?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Canada.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Canada?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from St. Louis to Canada is likely to change within 7 days, so travellers know whether to wait or book now.

What is the Hacker Fare option on flights from St. Louis to Canada?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from St. Louis to Canada with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Canada?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from St. Louis to Canada up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Which cabin class options are there for flights between St. Louis and Canada?

There is only one cabin class option available for the route, which is Economy . Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Which airlines provide the cheapest flights from St. Louis to Canada?

In the past 5 days, the cheapest round-trip tickets from St. Louis to Canada were found on American Airlines (C$ 490) and Air Canada (C$ 525).

Which airlines fly direct between St. Louis and Canada?

There is just one airline that flies from St. Louis to Canada direct and that is Air Canada . The best round-trip deal found from Air Canada for the route is to Toronto Pearson Intl Airport (YYZ) and costs C$ 326.

What’s the earliest departure time from St. Louis to Canada?

The earliest flight from St. Louis to Canada departs at 8:55 am , landing in Toronto at 11:49 am.

How many flights are there between St. Louis and Canada per day?

Each day, there are 3 direct flights that take off from St. Louis and land in Canada, with an average flight time of 2h 06m. The most common departure time is 8:00 a.m. and most flights take off in the morning. Each week, there are 21 flights and there are the same number of flights each day (3).

How long does a flight from St. Louis to Canada take?

The duration of a flight to Canada depends on your arrival airport. The shortest routes to Canada from St. Louis are to Toronto , which takes 1h 54m , Montreal , which takes 2h 31m, and Québec City , which takes 5h 42m.

What’s the latest departure time from St. Louis to Canada?

If you prefer to fly at night, the last flight from St. Louis to Canada jets off at 2:40 pm and lands in Toronto at 5:34 pm.

C$ 177 CHEAP FLIGHTS from St. Louis to Canada

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Flight Deals

One-wayReturn

Calgary1 stopC$ 401

Halifax2 stopsC$ 525

Kelowna2 stopsC$ 841

Saskatoon2 stopsC$ 963

Québec City1 stopC$ 786

Charlottetown1 stopC$ 1,127

Calgary1 stopC$ 401

Halifax2 stopsC$ 525

Kelowna2 stopsC$ 841

Saskatoon2 stopsC$ 963

Québec City1 stopC$ 786

Charlottetown1 stopC$ 1,127

Cheap Flights from St. Louis to Canada

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from St. Louis to Canada

Fri, 25 Sep - Tue, 29 Sep

2:29 p.m. - 9:50 p.m.STL Lambert-St Louis-YYC Calgary

8h 21m1 stop Atlanta Hartsfield-Jackson

9:00 p.m. - 1:10 p.m.YYC Calgary-STL Lambert-St Louis

15h 10m2 stops Vancouver Intl Atlanta Hartsfield-Jackson

C$ 401Multiple Airlines

Wed, 7 Oct - Tue, 20 Oct

2:29 p.m. - 10:45 a.m.STL Lambert-St Louis-YVR Vancouver Intl

22h 16m1 stop Atlanta Hartsfield-Jackson

10:55 p.m. - 5:40 p.m.YVR Vancouver Intl-STL Lambert-St Louis

16h 45m1 stop Atlanta Hartsfield-Jackson

C$ 403Multiple Airlines

Fri, 25 Sep - Tue, 29 Sep

2:29 p.m. - 5:10 p.m.STL Lambert-St Louis-YYC Calgary

27h 41m1 stop Atlanta Hartsfield-Jackson

7:00 a.m. - 1:10 p.m.YYC Calgary-STL Lambert-St Louis

29h 10m1 stop Atlanta Hartsfield-Jackson

C$ 411Multiple Airlines

Mon, 5 Oct - Tue, 20 Oct

2:29 p.m. - 10:45 a.m.STL Lambert-St Louis-YVR Vancouver Intl

22h 16m1 stop Atlanta Hartsfield-Jackson

10:55 p.m. - 5:40 p.m.YVR Vancouver Intl-STL Lambert-St Louis

16h 45m1 stop Atlanta Hartsfield-Jackson

C$ 412Multiple Airlines

Wed, 30 Sep - Tue, 6 Oct

2:29 p.m. - 3:15 p.m.STL Lambert-St Louis-YYC Calgary

25h 46m2 stops Atlanta Hartsfield-Jackson Vancouver Intl

7:00 a.m. - 1:10 p.m.YYC Calgary-STL Lambert-St Louis

29h 10m1 stop Atlanta Hartsfield-Jackson

C$ 415Multiple Airlines

Wed, 30 Sep - Sun, 4 Oct

2:29 p.m. - 3:15 p.m.STL Lambert-St Louis-YYC Calgary

25h 46m2 stops Atlanta Hartsfield-Jackson Vancouver Intl

12:20 a.m. - 1:10 p.m.YYC Calgary-STL Lambert-St Louis

11h 50m1 stop Atlanta Hartsfield-Jackson

C$ 417Multiple Airlines

Wed, 7 Oct - Thu, 15 Oct

2:29 p.m. - 10:45 a.m.STL Lambert-St Louis-YVR Vancouver Intl

22h 16m1 stop Atlanta Hartsfield-Jackson

10:55 p.m. - 5:40 p.m.YVR Vancouver Intl-STL Lambert-St Louis

16h 45m1 stop Atlanta Hartsfield-Jackson

C$ 418Multiple Airlines

Wed, 30 Sep - Sun, 4 Oct

2:29 p.m. - 3:15 p.m.STL Lambert-St Louis-YYC Calgary

25h 46m2 stops Atlanta Hartsfield-Jackson Vancouver Intl

12:20 a.m. - 1:10 p.m.YYC Calgary-STL Lambert-St Louis

11h 50m1 stop Atlanta Hartsfield-Jackson

C$ 422Multiple Airlines

Fri, 23 Oct - Fri, 30 Oct

2:40 p.m. - 11:55 p.m.STL Lambert-St Louis-YHZ Halifax Intl

7h 15m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

7:15 a.m. - 3:23 p.m.YHZ Halifax Intl-STL Lambert-St Louis

10h 08m2 stops Ottawa Toronto Pearson Intl

C$ 525Air Canada

Fri, 23 Oct - Fri, 30 Oct

2:40 p.m. - 9:54 p.m.STL Lambert-St Louis-YHZ Halifax Intl

5h 14m1 stop Toronto Pearson Intl

7:15 a.m. - 3:23 p.m.YHZ Halifax Intl-STL Lambert-St Louis

10h 08m2 stops Ottawa Toronto Pearson Intl

C$ 531Air Canada

Recent last minute flight deals from St. Louis to Canada

Sat, 12 Sep - Mon, 21 Sep

5:10 a.m. - 9:51 a.m.STL Lambert-St Louis-YVR Vancouver Intl

6h 41m1 stop Denver Intl

7:20 p.m. - 3:38 p.m.YVR Vancouver Intl-STL Lambert-St Louis

18h 18m2 stops San Francisco Chicago O'Hare Intl

C$ 593United Airlines

Sat, 12 Sep - Mon, 21 Sep

5:10 a.m. - 9:51 a.m.STL Lambert-St Louis-YVR Vancouver Intl

6h 41m1 stop Denver Intl

5:25 p.m. - 3:38 p.m.YVR Vancouver Intl-STL Lambert-St Louis

20h 13m2 stops San Francisco Chicago O'Hare Intl

C$ 643United Airlines

Sat, 12 Sep - Fri, 18 Sep

6:08 p.m. - 10:58 p.m.STL Lambert-St Louis-YVR Vancouver Intl

6h 50m1 stop Portland

8:05 a.m. - 6:38 p.m.YVR Vancouver Intl-STL Lambert-St Louis

8h 33m1 stop Seattle/Tacoma Intl

C$ 695Alaska Airlines

Sat, 12 Sep - Fri, 18 Sep

6:29 a.m. - 10:58 p.m.STL Lambert-St Louis-YVR Vancouver Intl

18h 29m2 stops Seattle/Tacoma Intl Portland

8:05 a.m. - 6:38 p.m.YVR Vancouver Intl-STL Lambert-St Louis

8h 33m1 stop Seattle/Tacoma Intl

C$ 709Alaska Airlines

Sat, 12 Sep - Fri, 18 Sep

6:29 a.m. - 10:58 p.m.STL Lambert-St Louis-YVR Vancouver Intl

18h 29m2 stops Seattle/Tacoma Intl Portland

6:00 a.m. - 5:10 p.m.YVR Vancouver Intl-STL Lambert-St Louis

9h 10m2 stops Seattle/Tacoma Intl Portland

C$ 716Alaska Airlines

Tue, 15 Sep - Wed, 23 Sep

2:40 p.m. - 10:57 p.m.STL Lambert-St Louis-YYC Calgary

9h 17m1 stop Toronto Pearson Intl

6:00 a.m. - 6:41 p.m.YYC Calgary-STL Lambert-St Louis

11h 41m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 752Air Canada

Sat, 12 Sep - Mon, 21 Sep

5:10 a.m. - 9:51 a.m.STL Lambert-St Louis-YVR Vancouver Intl

6h 41m1 stop Denver Intl

7:20 p.m. - 3:38 p.m.YVR Vancouver Intl-STL Lambert-St Louis

18h 18m2 stops San Francisco Chicago O'Hare Intl

C$ 756United Airlines

Tue, 15 Sep - Mon, 21 Sep

3:19 p.m. - 8:53 p.m.STL Lambert-St Louis-YVR Vancouver Intl

7h 34m1 stop Seattle/Tacoma Intl

10:55 p.m. - 9:00 a.m.YVR Vancouver Intl-STL Lambert-St Louis

8h 05m1 stop Atlanta Hartsfield-Jackson

C$ 763Multiple Airlines

Tue, 15 Sep - Mon, 21 Sep

3:19 p.m. - 8:53 p.m.STL Lambert-St Louis-YVR Vancouver Intl

7h 34m1 stop Seattle/Tacoma Intl

9:50 a.m. - 11:16 p.m.YVR Vancouver Intl-STL Lambert-St Louis

11h 26m2 stops Winnipeg Minneapolis St Paul

C$ 774Multiple Airlines

Sun, 13 Sep - Thu, 17 Sep

12:10 p.m. - 9:14 p.m.STL Lambert-St Louis-YWG Winnipeg

9h 04m1 stop Montreal Pierre Elliott Trudeau Intl

8:15 a.m. - 2:00 p.m.YWG Winnipeg-STL Lambert-St Louis

5h 45m1 stop Toronto Pearson Intl

C$ 1,327Air Canada

Recent direct flight deals from St. Louis to Canada

Fri, 9 Oct - Sun, 11 Oct

2:40 p.m. - 5:34 p.m.STL Lambert-St Louis-YYZ Toronto Pearson Intl

1h 54mdirect

7:15 p.m. - 8:20 p.m.YYZ Toronto Pearson Intl-STL Lambert-St Louis

2h 05mdirect

C$ 768Air Canada

Mon, 28 Sep - Tue, 29 Sep

8:55 a.m. - 11:49 a.m.STL Lambert-St Louis-YYZ Toronto Pearson Intl

1h 54mdirect

12:55 p.m. - 2:00 p.m.YYZ Toronto Pearson Intl-STL Lambert-St Louis

2h 05mdirect

C$ 768Air Canada

Fri, 9 Oct - Sat, 17 Oct

8:55 a.m. - 11:49 a.m.STL Lambert-St Louis-YYZ Toronto Pearson Intl

1h 54mdirect

12:55 p.m. - 2:00 p.m.YYZ Toronto Pearson Intl-STL Lambert-St Louis

2h 05mdirect

C$ 768Air Canada

Thu, 8 Oct - Thu, 15 Oct

8:55 a.m. - 11:49 a.m.STL Lambert-St Louis-YYZ Toronto Pearson Intl

1h 54mdirect

12:55 p.m. - 2:00 p.m.YYZ Toronto Pearson Intl-STL Lambert-St Louis

2h 05mdirect

C$ 768Air Canada

Fri, 30 Oct - Mon, 2 Nov

4:05 p.m. - 6:59 p.m.STL Lambert-St Louis-YYZ Toronto Pearson Intl

1h 54mdirect

2:10 p.m. - 3:23 p.m.YYZ Toronto Pearson Intl-STL Lambert-St Louis

2h 13mdirect

C$ 768Air Canada

Mon, 5 Oct - Wed, 7 Oct

2:40 p.m. - 5:34 p.m.STL Lambert-St Louis-YYZ Toronto Pearson Intl

1h 54mdirect

7:15 p.m. - 8:20 p.m.YYZ Toronto Pearson Intl-STL Lambert-St Louis

2h 05mdirect

C$ 768Air Canada

Thu, 8 Oct - Sun, 11 Oct

8:55 a.m. - 11:49 a.m.STL Lambert-St Louis-YYZ Toronto Pearson Intl

1h 54mdirect

12:55 p.m. - 2:00 p.m.YYZ Toronto Pearson Intl-STL Lambert-St Louis

2h 05mdirect

C$ 768Air Canada

Thu, 1 Oct - Tue, 6 Oct

2:40 p.m. - 5:34 p.m.STL Lambert-St Louis-YYZ Toronto Pearson Intl

1h 54mdirect

7:15 p.m. - 8:20 p.m.YYZ Toronto Pearson Intl-STL Lambert-St Louis

2h 05mdirect

C$ 768Air Canada

Sun, 1 Nov - Tue, 3 Nov

4:05 p.m. - 6:59 p.m.STL Lambert-St Louis-YYZ Toronto Pearson Intl

1h 54mdirect

2:10 p.m. - 3:26 p.m.YYZ Toronto Pearson Intl-STL Lambert-St Louis

2h 16mdirect

C$ 1,110United Airlines

Thu, 26 Nov - Fri, 27 Nov

4:05 p.m. - 7:05 p.m.STL Lambert-St Louis-YYZ Toronto Pearson Intl

2h 00mdirect

2:10 p.m. - 3:26 p.m.YYZ Toronto Pearson Intl-STL Lambert-St Louis

2h 16mdirect

C$ 1,205United Airlines

Booking Insights

KAYAK's insights & trends for St. Louis to Canada flights

Get data-powered insights and trends into flights from St. Louis to Canada to help you find the cheapest flights, the best time to fly and much more.

Prices

Airlines

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

The cheapest ticket to Canada from St. Louis found in the last 5 days was to Toronto, at C$ 281 round-trip. The most popular route is from St. Louis (STL) to Toronto Pearson Intl Airport (YYZ), and the cheapest round-trip airline ticket found on this route in the last 5 days was C$ 281.

What is the cheapest time of day to fly to Canada?

The cheapest time of day to fly to Canada is generally in the evening, when round-trip flights cost C$ 341 on average. Morning departures are around 37% more expensive than evening flights, on average. The most expensive time of day to fly to Canada is generally in the afternoon, which is peak travel time and where the average cost of a ticket is C$ 790.

Can I save money by flying with a layover from St. Louis to Canada?

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at C$ 797 on average.

What is the cheapest month to fly from St. Louis to Canada?

The cheapest month for flights from St. Louis to Canada is March, when tickets cost C$ 749 (return) on average. On the other hand, the most expensive months are September and July, when the average cost of round-trip tickets is C$ 917 and C$ 902 respectively.

What’s the cheapest day of the week to fly from St. Louis to Canada?

Your flight ticket price will generally be cheaper if you fly to Canada on a Saturday and more expensive on a Thursday. On your return trip to St. Louis, you should consider flying back on a Wednesday, and avoid Mondays for better deals.

Find deals

Low season	November
High season	July
Cheapest flight	C$ 177

Best time to beat the crowds (5% less expensive on average)

Most popular time to fly and prices are also 5% lower on average.

Flight from St. Louis to Toronto

How does KAYAK find such low prices on flights from St. Louis to Canada?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Canada.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Canada?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from St. Louis to Canada is likely to change within 7 days, so travellers know whether to wait or book now.
What is the Hacker Fare option on flights from St. Louis to Canada?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from St. Louis to Canada with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Canada?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from St. Louis to Canada up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

7.1

Air CanadaOverall score based on 11603 reviews

7.3Boarding

6.8Entertainment

7.1Comfort

7.8Crew

6.3Food

Airline reviews

It was pretty good. It was my first time using the airline I believe but it was a relatively pleasant experience.

10.0 ExcellentAnonymous, Sep 2026

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C$ 177 Find Cheap Flights from St. Louis to Canada – Compare and Save

Best Canada Flight Deals from St. Louis

Cheap Flights from St. Louis to Canada

Recent round-trip flight deals from St. Louis to Canada

Recent one-way flight deals from St. Louis to Canada

Recent last minute flight deals from St. Louis to Canada

Recent direct flight deals from St. Louis to Canada

KAYAK's insights & trends for St. Louis to Canada flights

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

What is the cheapest time of day to fly to Canada?

Can I save money by flying with a layover from St. Louis to Canada?

What is the cheapest month to fly from St. Louis to Canada?

What’s the cheapest day of the week to fly from St. Louis to Canada?

Which airlines fly direct between St. Louis and Canada?

Which airlines provide the cheapest flights from St. Louis to Canada?

How long does a flight from St. Louis to Canada take?

Which cabin class options are there for flights between St. Louis and Canada?

How many flights are there between St. Louis and Canada per day?

What’s the earliest departure time from St. Louis to Canada?

What’s the latest departure time from St. Louis to Canada?

Good to know

Low season

High season

Cheapest flight

FAQs - booking Canada flights

Reviews of the top airline flying from St. Louis to Canada

More options for your flight from St. Louis to Canada

Complete your trip to Canada with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights to Canada

Flights from other airports in St. Louis to Canada

Flights to other popular destinations

Flights from St. Louis to popular regions in Canada

Flights from St. Louis to popular cities in Canada