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$99+ Cheap flights from St. Louis (STL) to Canada

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYZ
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from St. Louis to Canada

Cheapest flights from St. Louis to Canada
Explore the most affordable flight options available from St. Louis to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/23:49 pm
STL
-
YYZ
1 stop7h 25m
Multiple Airlines
Tue 3/37:15 am
YYZ
-
STL
1 stop16h 12m
Multiple Airlines
Deal found 1/26$227
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:11 pm
STL
-
YYZ
1 stop31h 32m
Multiple Airlines
Thu 3/58:20 pm
YYZ
-
STL
1 stop11h 42m
Multiple Airlines
Deal found 1/26$248
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:11 pm
STL
-
YYZ
2 stops20h 25m
Multiple Airlines
Tue 3/37:10 am
YYZ
-
STL
1 stop16h 17m
Multiple Airlines
Deal found 1/26$250
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:47 pm
STL
-
YVR
1 stop29h 12m
Multiple Airlines
Mon 3/24:35 pm
YVR
-
STL
2 stops45h 18m
Multiple Airlines
Deal found 1/26$257
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/279:02 pm
STL
-
YVR
1 stop24h 27m
Multiple Airlines
Tue 3/310:15 pm
YVR
-
STL
2 stops22h 12m
Multiple Airlines
Deal found 1/27$274
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:11 pm
STL
-
YVR
1 stop19h 56m
Multiple Airlines
Tue 3/108:00 am
YVR
-
STL
2 stops23h 49m
Multiple Airlines
Deal found 1/25$278
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/33:49 pm
STL
-
YYZ
1 stop7h 25m
Multiple Airlines
Tue 3/177:15 am
YYZ
-
STL
2 stops28h 22m
Multiple Airlines
Deal found 1/26$287
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1811:32 am
STL
-
YVR
1 stop25h 40m
Multiple Airlines
Mon 3/237:45 pm
YVR
-
STL
2 stops12h 47m
Multiple Airlines
Deal found 1/26$296
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:00 pm
STL
-
YVR
1 stop7h 06m
United Airlines
Wed 3/48:30 am
YVR
-
STL
1 stop12h 51m
United Airlines
Deal found 1/26$309
This United Airlines deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/284:30 pm
STL
-
YVR
1 stop8h 36m
United Airlines
Sat 3/78:30 am
YVR
-
STL
1 stop13h 04m
United Airlines
Deal found 1/24$313
This Delta deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:20 am
STL
-
YVR
1 stop6h 30m
Delta
Sat 5/26:15 am
YVR
-
STL
2 stops8h 35m
Delta
Deal found 1/25$318
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:32 am
STL
-
YYZ
2 stops31h 23m
Multiple Airlines
Wed 3/187:15 am
YYZ
-
STL
1 stop17h 04m
Multiple Airlines
Deal found 1/25$336

Find flight deals from St. Louis to Canada

Keep the following information in mind while searching for St. Louis to Canada flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$227
(Kiwi.com)

One-way from

$99
(Kiwi.com)

Popular in

November

Cheapest in

June

Average price

$532

Good round-trip deal

$654 or less

Good one-way deal

$287 or less
Provider with most accurate pricing for Lambert-St Louis-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Toronto (YTO) flights.
Search Deals
From Lambert-St Louis to Canada
Search Deals
One-way flight from Lambert-St Louis to Canada
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Lambert-St Louis to Canada.
Search Deals
Price to beat on a one-way flight from Lambert-St Louis to Canada.
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from St. Louis to Canada that are best for you.

Fly from

St. Louis

Fly to

Canada

Route

Depart

Return

Price

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Sun 3/1

10:11 pm-6:43 am

1 stop31h 32m

Toronto Pearson Intl

Thu 3/5

8:20 pm-7:02 am

1 stop11h 42m

$248

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Fri 2/27

9:02 pm-7:29 pm

1 stop24h 27m

Vancouver Intl

Tue 3/3

10:15 pm-10:27 pm

2 stops22h 12m

$274

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Wed 3/18

11:32 am-11:12 am

1 stop25h 40m

Vancouver Intl

Mon 3/23

7:45 pm-10:32 am

2 stops12h 47m

$296

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Tue 4/28

5:20 am-10:48 am

1 stop7h 28m

Vancouver Intl

Sat 5/2

6:00 am-7:30 pm

1 stop11h 30m

$309

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Wed 2/25

6:00 pm-11:06 pm

1 stop7h 06m

Vancouver Intl

Wed 3/4

8:30 am-11:21 pm

1 stop12h 51m

$309

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Wed 2/18

8:41 am-1:58 pm

1 stop7h 17m

Vancouver Intl

Sat 2/28

8:30 am-8:26 pm

1 stop9h 56m

$309

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Sat 2/28

4:30 pm-11:06 pm

1 stop8h 36m

Vancouver Intl

Sat 3/7

8:30 am-11:34 pm

1 stop13h 04m

$313

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Tue 4/28

6:20 am-10:50 am

1 stop6h 30m

Vancouver Intl

Sat 5/2

6:15 am-4:50 pm

2 stops8h 35m

$318

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 5/13

2:20 pm-12:24 am

1 stop8h 04m

Halifax Intl

Sat 5/16

7:05 am-12:06 pm

1 stop7h 01m

$344

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 3/11

4:05 pm-12:51 am

1 stop6h 46m

Halifax Intl

Wed 3/18

9:00 am-3:29 pm

1 stop8h 29m

$344

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 60 results
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Best time to book a flight from St. Louis to Canada

Have a flexible travel schedule? Discover the best time to fly to Canada from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Canada

What is the cheapest month to book a flight from St. Louis to Canada?

Currently, February is the cheapest month in which you can book a flight from St. Louis to Canada (average of $161). Flying from St. Louis to Canada in November is currently the most expensive (average of $294). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to CA?

Find hourly flight availability from St. Louis to Canada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 27, 2026.

When flying from St. Louis to Canada, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from St. Louis to Canada

Explore weekly flight availability from St. Louis to Canada. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 27, 2026.

The most flights from STL to CA0 are scheduled on a Tuesday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Canada

Get insights into the airlines that provide service to Canada. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Canada. Reviews last updated January 27, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from St. Louis to Canada by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,119 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,119 reviews
Delta
7.9
Good
8,119 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,206 reviews
Delta
7.9
Good
8,119 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,198 reviews
Delta
7.9
Good
8,119 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
WestJet
7.2
Good
3,251 reviews
Delta
7.9
Good
8,119 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,660 reviews
Delta
7.9
Good
8,119 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Canada. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Canada?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Canada.

  • How long is the flight from St. Louis to Canada?

    There are many flights that can get you from St. Louis to Canada in 7h 06m. Fly via American Airlines, United Airlines, or Air Canada to get the fastest option. The distance between St. Louis and Canada is about 1765 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from St. Louis to Canada one-way?

    One-way options have recently been found by users for as low as $141 on Air Canada. Other airlines that offer cheap prices include American Airlines from $167 and United Airlines from $173 one-way.

  • What are the most popular routes from St. Louis to Canada?

    The most popular flight routes from St. Louis to Canada are Lambert-St Louis - Vancouver Intl, Lambert-St Louis - Toronto Pearson Intl and Lambert-St Louis - Calgary.

  • What are the most reliable airlines from St. Louis to Canada?

    No one likes to see their flight delayed. When booking a flight from St. Louis to Canada consider choosing Air Canada (72%), Jazz (72%) or United Airlines (72%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from St. Louis to Canada?

    Looking at all options, your cheapest flight can be booked for $229. While the most popular route (Lambert-St Louis - Vancouver Intl) can be booked for $278 on average, our data indicates $1,259 when flying from St. Louis to Canada.

  • Can I find deals for flights from St. Louis to Canada that include hotel bookings?

    Yes. In addition to deals on St. Louis to Canada flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Canada?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Canada.

  • Can I find deals for business class flights from St. Louis to Canada?

    Yes. Cheapflights offers flight deals from St. Louis to Canada by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Canada?

    Currently, February is the cheapest month in which you can book a flight from St. Louis to Canada (average of $161). Flying from St. Louis to Canada in November is currently the most expensive (average of $294). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 6 airlines flying from St. Louis to Canada

Discover the top 6 airlines that operate flights from St. Louis to Canada. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$139Average$577FlexibilityNo cancel feeOn-time67%
DeltaCheapest$156Average$628FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$194Average$593FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$270Average$617FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$402Average$512FlexibilityNo cancel feeOn-time75%
WestJetCheapest$428Average$599FlexibilityNo cancel feeOn-time60%

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