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Cheap flights from St. Louis to Canada from $110

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 2/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:16 pm - 10:20 pmSTL-YVR
11h 04m1 stop
Multiple Airlines Logo
7:45 pm - 9:47 amYVR-STL
12h 02m2 stops
$263Multiple Airlines
Find Deal
seg, dez 8 - qui, dez 11
Multiple Airlines Logo
3:30 pm - 12:11 pmSTL-YEG
21h 41m2 stops
Multiple Airlines Logo
12:45 am - 9:47 amYEG-STL
8h 02m1 stop
$275Multiple Airlines
Find Deal
qua, dez 3 - sáb, dez 6
American Airlines Logo
10:03 am - 9:29 pmSTL-YYZ
10h 26m1 stop
American Airlines Logo
6:00 am - 6:03 pmYYZ-STL
13h 03m1 stop
$276American Airlines
Find Deal
sáb, fev 14 - sáb, fev 21
American Airlines Logo
5:15 am - 4:03 pmSTL-YYZ
9h 48m1 stop
American Airlines Logo
6:00 am - 4:50 pmYYZ-STL
11h 50m1 stop
$279American Airlines
Find Deal
qui, dez 4 - qua, dez 10
Air Canada Logo
4:05 pm - 12:04 amSTL-YHZ
5h 59m1 stop
Air Canada Logo
9:00 am - 3:24 pmYHZ-STL
8h 24m1 stop
$331Air Canada
Find Deal
ter, abr 7 - qua, abr 8
Air Canada Logo
4:05 pm - 12:04 amSTL-YHZ
5h 59m1 stop
Air Canada Logo
6:55 am - 3:24 pmYHZ-STL
10h 29m2 stops
$336Air Canada
Find Deal
ter, abr 7 - qua, abr 8
United Airlines Logo
10:00 am - 3:50 pmSTL-YVR
7h 50m1 stop
United Airlines Logo
8:30 am - 8:57 pmYVR-STL
10h 27m1 stop
$359United Airlines
Find Deal
sáb, nov 29 - sáb, dez 6
United Airlines Logo
7:00 am - 1:34 pmSTL-YOW
5h 34m1 stop
United Airlines Logo
5:48 pm - 12:05 amYOW-STL
7h 17m1 stop
$363United Airlines
Find Deal
qui, fev 19 - dom, fev 22
WestJet Logo
6:10 am - 2:15 pmSTL-YEG
9h 05m2 stops
WestJet Logo
12:05 am - 8:06 pmYEG-STL
19h 01m2 stops
$630WestJet
Find Deal
sex, jan 16 - dom, jan 18
WestJet Logo
6:30 am - 11:12 amSTL-YVR
6h 42m1 stop
WestJet Logo
12:10 pm - 11:10 pmYVR-STL
9h 00m1 stop
$658WestJet
Find Deal
dom, mar 15 - sáb, mar 21

American Airlines flights from St. Louis to Canada

Our best American Airlines deals on St. Louis to Canada flight tickets
American Airlines
Feb 14
STL10:03 amLambert-St Louis
10h 26m
1 stop
YYZ9:29 pmToronto Pearson Intl
Feb 21
YYZ6:00 amToronto Pearson Intl
13h 03m
1 stop
STL6:03 pmLambert-St Louis
$276
Find similar
American Airlines
Dec 4
STL5:15 amLambert-St Louis
9h 48m
1 stop
YYZ4:03 pmToronto Pearson Intl
Dec 10
YYZ6:00 amToronto Pearson Intl
11h 50m
1 stop
STL4:50 pmLambert-St Louis
$279
Find similar
American Airlines
Dec 24
STL6:00 amLambert-St Louis
9h 39m
2 stops
YYZ4:39 pmToronto Pearson Intl
Dec 30
YYZ6:00 amToronto Pearson Intl
8h 23m
1 stop
STL1:23 pmLambert-St Louis
$295
Find similar

United Airlines flights from St. Louis to Canada

Our best United Airlines deals on St. Louis to Canada flight tickets
United Airlines
Nov 29
STL10:00 amLambert-St Louis
7h 50m
1 stop
YVR3:50 pmVancouver Intl
Dec 6
YVR8:30 amVancouver Intl
10h 27m
1 stop
STL8:57 pmLambert-St Louis
$359
Find similar
United Airlines
Feb 19
STL7:00 amLambert-St Louis
5h 34m
1 stop
YOW1:34 pmOttawa
Feb 22
YOW5:48 pmOttawa
7h 17m
1 stop
STL12:05 amLambert-St Louis
$363
Find similar
United Airlines
Jan 21
STL9:57 amLambert-St Louis
8h 48m
1 stop
YYZ7:45 pmToronto Pearson Intl
Jan 24
YYZ2:15 pmToronto Pearson Intl
7h 58m
1 stop
STL9:13 pmLambert-St Louis
$408
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Canada that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated novembro 6, 2025.
Use the filters below to find and compare flights from St. Louis to Canada that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

seg 12/8

1:16 pm-10:20 pm

1 stop11h 04m

Vancouver Intl

qui 12/11

7:45 pm-9:47 am

2 stops12h 02m

$263

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

qua 12/3

3:30 pm-12:11 pm

2 stops21h 41m

Edmonton

sáb 12/6

12:45 am-9:47 am

1 stop8h 02m

$275

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

sáb 2/14

10:03 am-9:29 pm

1 stop10h 26m

Toronto Pearson Intl

sáb 2/21

6:00 am-6:03 pm

1 stop13h 03m

$276

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

qui 12/4

5:15 am-4:03 pm

1 stop9h 48m

Toronto Pearson Intl

qua 12/10

6:00 am-4:50 pm

1 stop11h 50m

$279

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

ter 4/7

4:05 pm-12:04 am

1 stop5h 59m

Halifax Intl

qua 4/8

9:00 am-3:24 pm

1 stop8h 24m

$331

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

ter 4/7

4:05 pm-12:04 am

1 stop5h 59m

Halifax Intl

qua 4/8

6:55 am-3:24 pm

2 stops10h 29m

$336

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

sáb 11/29

10:00 am-3:50 pm

1 stop7h 50m

Vancouver Intl

sáb 12/6

8:30 am-8:57 pm

1 stop10h 27m

$359

St. LouisOttawa

STL - YOW

STLYOW

Lambert-St Louis

qui 2/19

7:00 am-1:34 pm

1 stop5h 34m

Ottawa

dom 2/22

5:48 pm-12:05 am

1 stop7h 17m

$363

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

sex 1/16

6:10 am-2:15 pm

2 stops9h 05m

Edmonton

dom 1/18

12:05 am-8:06 pm

2 stops19h 01m

$630

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

dom 3/15

6:30 am-11:12 am

1 stop6h 42m

Vancouver Intl

sáb 3/21

12:10 pm-11:10 pm

1 stop9h 00m

$658

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Canada from

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

What is the cheapest month to fly to Canada?

If you aren’t able to travel during the month of January, then book flights to Canada from St. Louis during April instead. Flights to Canada in April, while not as cheap as those in January, still average around $314.

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

Our data shows that Tuesday is the least expensive day to fly to Canada. Tickets to fly out on this day can be as low as $822. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Canada for around $987.

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

In the afternoon is the cheapest time of day to fly from St. Louis to Canada when you can find flight prices for as low as $893. Flying to Canada in the afternoon 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 $1,180.

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

Fly from Lambert-St Louis to Toronto Pearson Intl for the best Lambert-St Louis - Canada flight prices

How far in advance should I book a flight to Canada?

You are more likely to see cheaper flights to Canada from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Canada for around $490 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Canada from St. Louis for as low as $221 on momondo.

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

There are 4 cabin classes available to choose from on Lambert-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 38% 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

$179

Fastest flight time

1h 57m

Direct flights

Every day

Airports in Canada

2 airports
The best one-way flight to Canada from St. Louis in the past 72 hours is $179. The best round-trip flight deal from St. Louis to Canada found on momondo in the last 72 hours is $610.
The fastest flight from St. Louis to Canada takes 1h 57m
Direct flights go from St. Louis to Canada every day.
There are 2 airports near Canada: Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ)
Search flight deals

  • 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?

  • 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?

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 CanadaPriceFrom $158Free CancellationRating
7.1
10,413 reviews
Search Air Canada flights
DeltaPriceFrom $170Free CancellationRating
7.9
8,001 reviews
Search Delta flights
United AirlinesPriceFrom $214Free CancellationRating
7.4
9,003 reviews
Search United Airlines flights
American AirlinesPriceFrom $270Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $402Free CancellationRating
8.0
11,243 reviews
Search Alaska Airlines flights
WestJetPriceFrom $428Free CancellationRating
7.2
3,154 reviews
Search WestJet 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.

An easier way to manage your Canada trip

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sáb 12/6
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Find better results for your trip to Canada

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