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$118+ 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYZ
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from St. Louis to Canada

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Canada (CA0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find 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 November 21, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/20. 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 12/115:02 pmSTL - YYZ
1 stop15h 52mMultiple Airlines
Mon 12/168:00 pmYYZ - STL
2 stops20h 21mMultiple Airlines
Deal found 11/20$287
This Kiwi.com deal was found by Cheapflights users on 11/20. 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 12/104:26 pmSTL - YUL
1 stop21h 29mMultiple Airlines
Mon 1/133:55 pmYUL - STL
1 stop23h 48mMultiple Airlines
Deal found 11/20$358
This Air Canada deal was found by Cheapflights users on 11/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/36:30 amSTL - YHZ
2 stops9h 16mAir Canada
Sun 12/86:05 amYHZ - STL
2 stops11h 01mAir Canada
Deal found 11/20$377
This United Airlines deal was found by Cheapflights users on 11/20. 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.
Tue 12/33:50 pmSTL - YHZ
1 stop6h 56mUnited Airlines
Sun 12/85:00 amYHZ - STL
2 stops12h 48mUnited Airlines
Deal found 11/20$378
This United Airlines deal was found by Cheapflights users on 11/20. 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.
Tue 12/33:50 pmSTL - YHZ
1 stop6h 56mMultiple Airlines
Sun 12/85:00 amYHZ - STL
1 stop12h 06mMultiple Airlines
Deal found 11/20$385
This Kiwi.com deal was found by Cheapflights users on 11/20. 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 12/1811:45 amSTL - YOW
1 stop7h 24mMultiple Airlines
Tue 12/319:20 amYOW - STL
1 stop15h 08mMultiple Airlines
Deal found 11/20$400
This Delta deal was found by Cheapflights users on 11/20. 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.
Mon 12/22:25 pmSTL - YYC
1 stop9h 44mDelta
Sat 12/77:00 amYYC - STL
1 stop6h 41mDelta
Deal found 11/20$436
This WestJet deal was found by Cheapflights users on 11/20. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/97:15 pmSTL - YYZ
2 stops26h 58mWestJet
Wed 12/116:15 amYYZ - STL
1 stop28h 07mWestJet
Deal found 11/20$437
This Kiwi.com deal was found by Cheapflights users on 11/20. 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 12/68:34 pmSTL - YVR
1 stop29h 36mMultiple Airlines
Mon 12/910:00 pmYVR - STL
2 stops14h 41mMultiple Airlines
Deal found 11/20$451
This CheapOair deal was found by Cheapflights users on 11/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/25:34 pmSTL - YYC
2 stops29h 11mWestJet
Fri 12/612:20 amYYC - STL
2 stops17h 27mWestJet
Deal found 11/20$472
This WestJet deal was found by Cheapflights users on 11/19. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/134:11 pmSTL - YVR
1 stop21h 04mWestJet
Sat 12/1410:00 pmYVR - STL
2 stops22h 26mWestJet
Deal found 11/19$482
This CheapOair deal was found by Cheapflights users on 11/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/410:14 amSTL - YHZ
2 stops13h 16mWestJet
Mon 12/96:00 amYHZ - STL
2 stops29h 22mWestJet
Deal found 11/20$507

Find flights from St. Louis to Canada within your budget

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 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 12/11

5:02 pm-9:54 am

1 stop15h 52m

Toronto Pearson Intl

Mon 12/16

8:00 pm-3:21 pm

2 stops20h 21m

$287

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Tue 12/10

4:26 pm-2:55 pm

1 stop21h 29m

Montreal Pierre Elliott Trudeau Intl

Mon 1/13

3:55 pm-2:43 pm

1 stop23h 48m

$358

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 1/14

8:27 am-2:21 pm

1 stop6h 54m

Calgary

Sun 1/19

6:15 am-3:06 pm

1 stop7h 51m

$359

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 1/14

3:35 pm-8:53 pm

1 stop6h 18m

Calgary

Sun 1/19

6:35 am-9:33 pm

2 stops13h 58m

$373

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 1/14

4:36 pm-9:41 pm

1 stop6h 05m

Calgary

Sat 1/18

12:05 am-2:14 pm

2 stops13h 09m

$374

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 12/3

6:30 am-5:46 pm

2 stops9h 16m

Halifax Intl

Sun 12/8

6:05 am-3:06 pm

2 stops11h 01m

$377

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 12/3

3:50 pm-12:46 am

1 stop6h 56m

Halifax Intl

Sun 12/8

5:00 am-3:48 pm

2 stops12h 48m

$378

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 12/3

3:50 pm-12:46 am

1 stop6h 56m

Halifax Intl

Sun 12/8

5:00 am-3:06 pm

1 stop12h 06m

$385

St. LouisOttawa

STL - YOW

STLYOW

Lambert-St Louis

Wed 12/18

11:45 am-8:09 pm

1 stop7h 24m

Ottawa

Tue 12/31

9:20 am-11:28 pm

1 stop15h 08m

$400

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Thu 1/9

8:34 pm-2:10 pm

1 stop18h 36m

Edmonton

Fri 1/17

7:00 am-7:31 pm

1 stop11h 31m

$401

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 52 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.

Travel insights for flights from St. Louis to Canada

Get recent, data-driven insights about flights from St. Louis to Canada including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Canada (average of $242). Flying from St. Louis to Canada in July is currently the most expensive (average of $359). 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 November 21, 2024.

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 November 21, 2024.

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

Rainfall in Canada by month

Plan your trip to Canada by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Canada ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Canada when rainfall is around 2.0 in.

Temperature in Canada by month

Plan your trip to Canada by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Canada, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 November 21, 2024.
Peruse reviews from past customers who have flown with American Airlines, WestJet and Alaska Airlines from St. Louis to Canada to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,458 reviews

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Overall

8.0

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines
8.0
Very good
9,458 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Overall

8.0

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta
8.0
Very good
8,758 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Overall

8.0

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines
7.4
Good
9,172 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Overall

8.0

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

WestJet
7.3
Good
2,810 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Overall

8.0

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Overall

8.0

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

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.

  • 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 $150 on Delta. Other airlines that offer cheap prices include United Airlines from $231 and Air Canada from $237 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 - Toronto Pearson Intl, Lambert-St Louis - Vancouver Intl and Lambert-St Louis - Montreal Pierre Elliott Trudeau Intl.

  • 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 (90%), Jazz (90%) or United Airlines (90%) 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 $179. While the most popular route (Lambert-St Louis - Toronto Pearson Intl) can be booked for $287 on average our data indicates $1,117 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, January is the cheapest month in which you can book a flight from St. Louis to Canada (average of $242). Flying from St. Louis to Canada in July is currently the most expensive (average of $359). 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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Alternative routes for St. Louis to Canada

See prices for flight routes from nearby airports that may be better suited for you.
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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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$173Average$605FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$191Average$573FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$225Average$578FlexibilityNo cancel feeOn-time69%
DeltaCheapest$328Average$570FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$360Average$615FlexibilityNo cancel feeOn-time75%
WestJetCheapest$396Average$561FlexibilityNo cancel feeOn-time60%
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