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$110+ Cheap flights from Missouri 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYZ
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Missouri to Canada

Cheapest flights from Missouri to Canada
Explore the most affordable flight options available from Missouri to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/30. 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 12/126:30 amMCI - YVR
1 stop17h 50mMultiple Airlines
Mon 12/155:30 pmYVR - MCI
1 stop25h 14mMultiple Airlines
Deal found 10/30$263
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/144:56 pmSTL - YVR
1 stop20h 16mMultiple Airlines
Fri 11/2111:00 pmYVR - STL
2 stops33h 03mMultiple Airlines
Deal found 10/29$273
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:15 amSTL - YYZ
1 stop11h 29mAmerican Airlines
Thu 1/81:14 pmYYZ - STL
1 stop9h 01mAmerican Airlines
Deal found 10/27$276
This American Airlines deal was found by Cheapflights users on 10/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:53 pmSTL - YYC
1 stop20h 58mAmerican Airlines
Tue 1/131:40 pmYYC - STL
1 stop19h 41mAmerican Airlines
Deal found 10/30$281
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 12/312:58 pmMCI - YVR
1 stop29h 12mMultiple Airlines
Thu 12/47:45 pmYVR - MCI
2 stops13h 33mMultiple Airlines
Deal found 10/30$287
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Mon 12/1510:47 amSTL - YYZ
2 stops36h 24mMultiple Airlines
Thu 1/87:10 amYYZ - STL
1 stop16h 23mMultiple Airlines
Deal found 10/27$295
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/2812:58 pmMCI - YVR
1 stop11h 22mMultiple Airlines
Fri 12/511:00 pmYVR - MCI
2 stops42h 50mMultiple Airlines
Deal found 10/29$296
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Thu 12/43:30 pmSTL - YYZ
1 stop7h 41mMultiple Airlines
Mon 12/812:50 pmYYZ - STL
1 stop10h 43mMultiple Airlines
Deal found 10/28$301
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 12/212:58 pmMCI - YVR
1 stop29h 12mMultiple Airlines
Fri 12/511:00 pmYVR - MCI
2 stops42h 50mMultiple Airlines
Deal found 10/30$304
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:01 pmMCI - YYZ
2 stops18h 19mMultiple Airlines
Mon 12/157:10 amYYZ - MCI
1 stop17h 05mMultiple Airlines
Deal found 10/29$310
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 12/106:30 amMCI - YYC
1 stop17h 35mMultiple Airlines
Sun 12/148:15 pmYYC - MCI
2 stops14h 36mMultiple Airlines
Deal found 10/30$314
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/179:50 amSTL - YYZ
2 stops10h 17mMultiple Airlines
Fri 11/217:00 amYYZ - STL
1 stop26h 57mMultiple Airlines
Deal found 10/28$316

Cheap flight deals from Missouri to Canada

Keep the following information in mind while searching for Missouri to Canada flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$241
(Kiwi.com)

One-way from

$110
(American Airlines)

Popular in

March

Cheapest in

January

Average price

$544

Good round-trip deal

$620 or less

Good one-way deal

$179 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 Missouri to Canada
Search Deals
One-way flight from Missouri to Canada
Search Deals
High demand for flights, 9% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Missouri to Canada.
Search Deals
Price to beat on a one-way flight from Missouri to Canada.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri 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 October 30, 2025.
Use the filters below to find and compare flights from Missouri to Canada that are best for you.

Fly from

Missouri

Fly to

Canada

Route

Depart

Return

Price

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 1/8

5:11 pm-2:20 pm

1 stop20h 09m

Toronto Pearson Intl

Wed 1/14

7:15 am-10:37 pm

1 stop16h 22m

$270

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 12/15

5:15 am-5:44 pm

1 stop11h 29m

Toronto Pearson Intl

Thu 1/8

1:14 pm-9:15 pm

1 stop9h 01m

$276

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 12/31

4:53 pm-12:51 pm

1 stop20h 58m

Calgary

Tue 1/13

1:40 pm-10:21 am

1 stop19h 41m

$281

Kansas CityVancouver

MCI - YVR

MCIYVR

Kansas City

Wed 12/3

12:58 pm-4:10 pm

1 stop29h 12m

Vancouver Intl

Thu 12/4

7:45 pm-11:18 am

2 stops13h 33m

$287

Kansas CityVancouver

MCI - YVR

MCIYVR

Kansas City

Fri 11/28

12:58 pm-10:20 pm

1 stop11h 22m

Vancouver Intl

Fri 12/5

11:00 pm-7:50 pm

2 stops42h 50m

$296

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 1/14

5:06 pm-2:20 pm

1 stop20h 14m

Toronto Pearson Intl

Sat 1/17

2:20 pm-9:46 am

2 stops20h 26m

$296

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Fri 12/12

7:01 pm-2:20 pm

2 stops18h 19m

Toronto Pearson Intl

Mon 12/15

7:10 am-11:15 pm

1 stop17h 05m

$310

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 11/17

9:50 am-9:07 pm

2 stops10h 17m

Toronto Pearson Intl

Fri 11/21

7:00 am-8:57 am

1 stop26h 57m

$316

Kansas CityCalgary

MCI - YYC

MCIYYC

Kansas City

Wed 12/10

6:30 am-11:05 pm

1 stop17h 35m

Calgary

Sun 12/14

8:15 pm-11:51 am

2 stops14h 36m

$319

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 12/4

12:04 pm-12:11 am

2 stops11h 07m

Toronto Pearson Intl

Mon 12/8

7:15 am-10:33 pm

1 stop16h 18m

$325

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 57 results
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Best time to book a flight from Missouri to Canada

Have a flexible travel schedule? Discover the best time to fly to Canada from Missouri 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 Missouri to Canada

What is the cheapest month to book a flight from Missouri to Canada?

Currently, December is the cheapest month in which you can book a flight from Missouri to Canada (average of $141). Flying from Missouri to Canada in October is currently the most expensive (average of $287). 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 MO to CA?

Find hourly flight availability from Missouri 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 October 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Missouri to Canada in the evening. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Missouri to Canada?

Use this chart to determine the cheapest time to fly round-trip from Missouri to Canada. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Missouri to Canada flight should consider departing on Friday evenings when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • How long is the flight from Missouri to Canada?

    For as low as $331, American Airlines can have you in Canada from Missouri in 6h 21m. There are 1438 mi between Missouri and Canada. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Missouri to Canada that include hotel bookings?

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

  • How can I find direct flights from Missouri to Canada?

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

  • Can I find deals for business class flights from Missouri to Canada?

    Yes. Cheapflights offers flight deals from Missouri 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 Missouri to Canada?

    Currently, December is the cheapest month in which you can book a flight from Missouri to Canada (average of $141). Flying from Missouri to Canada in October is currently the most expensive (average of $287). 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 Missouri to Canada

Discover the top 6 airlines that operate flights from Missouri 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$141Average$670FlexibilityNo cancel feeOn-time69%
DeltaCheapest$156Average$600FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$158Average$603FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$348Average$606FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$402Average$598FlexibilityNo cancel feeOn-time75%
WestJetCheapest$403Average$627FlexibilityNo cancel feeOn-time60%

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