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Find cheap flights from Missouri to Canada from $109

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Missouri to Canada departing on 10/22. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Wed 7/10
Wed 7/17

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In the last 7 days travelers have searched 42,898,604 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$109
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly and prices are also 0% lower on average.
Flight from St. Louis to Montreal

FAQs for booking flights from Missouri to Canada

  • How does KAYAK find such low prices on flights from Missouri 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 Missouri to Canada.

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

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

  • What is the Hacker Fare option on flights from Missouri 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 to Canada with an airline and back to Missouri with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri 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 to Canada from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Missouri to Canada

Recent round-trip flight deals

6/25Tue
1 stop
17h 27mSTL-YYC
7/4Thu
1 stop
8h 02mYYC-STL
$257
6/25Tue
1 stop
10h 29mSTL-YYZ
7/2Tue
1 stop
8h 53mYYZ-STL
$268
7/9Tue
1 stopUnited Airlines
6h 34mSTL-YVR
7/16Tue
1 stopUnited Airlines
12h 43mYVR-STL
$355
8/12Mon
1 stopUnited Airlines
11h 10mSTL-YVR
8/19Mon
2 stopsUnited Airlines
13h 13mYVR-STL
$364
7/1Mon
1 stopAir Canada
5h 36mMCI-YVR
7/5Fri
1 stopAir Canada
5h 36mYVR-MCI
$380
6/23Sun
1 stopAmerican Airlines
8h 30mSTL-YVR
6/28Fri
1 stopAmerican Airlines
18h 31mYVR-STL
$383
8/7Wed
1 stopDelta
9h 29mSTL-YYC
8/14Wed
1 stopDelta
9h 01mYYC-STL
$386
7/19Fri
1 stopDelta
8h 34mSTL-YYC
8/6Tue
2 stopsDelta
14h 28mYYC-STL
$395
6/25Tue
1 stopAir Canada
5h 18mMCI-YYC
7/13Sat
1 stopAir Canada
9h 30mYYC-MCI
$399
9/1Sun
1 stopAmerican Airlines
5h 59mSTL-YHZ
9/19Thu
1 stopAmerican Airlines
18h 18mYHZ-STL
$444

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Recent one-way flight deals

10/22Tue
1 stop
19h 40mSTL-YUL
$109
8/6Tue
1 stop
18h 47mMCI-YVR
$121
7/10Wed
1 stopAir Canada
8h 19mSTL-YVR
$155
7/16Tue
1 stopDelta
9h 29mSTL-YYC
$167
8/31Sat
1 stopAir Canada
7h 40mSTL-YYC
$168
8/23Fri
2 stopsUnited Airlines
11h 28mMCI-YVR
$173
7/29Mon
1 stopAmerican Airlines
16h 55mMCI-YVR
$183
7/30Tue
2 stopsUnited Airlines
11h 41mMCI-YVR
$188
7/23Tue
1 stopDelta
9h 11mSTL-YUL
$191
7/5Fri
1 stopAmerican Airlines
9h 36mSTL-YUL
$207

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Last minute flights from Missouri to Canada

Last minute flight, train and bus deals

6/13Thu
multi-stop
25h 50mSTL-YYZ
6/18Tue
multi-stop
18h 05mYYZ-STL
$327
6/13Thu
multi-stop
10h 50mSTL-YYZ
6/18Tue
multi-stop
18h 05mYYZ-STL
$363
6/13Thu
multi-stopWestJet
7h 19mMCI-YVR
6/16Sun
multi-stopWestJet
7h 50mYVR-MCI
$598
6/14Fri
multi-stopWestJet
18h 08mMCI-YYC
6/22Sat
multi-stopWestJet
7h 28mYYC-MCI
$626
6/15Sat
multi-stopAir Canada
5h 17mMCI-YYC
6/20Thu
multi-stopAir Canada
5h 12mYYC-MCI
$629
6/13Thu
multi-stopUnited Airlines
10h 09mMCI-YVR
6/17Mon
multi-stopUnited Airlines
7h 41mYVR-MCI
$635
6/13Thu
multi-stopUnited Airlines
10h 09mMCI-YVR
6/16Sun
multi-stopUnited Airlines
15h 35mYVR-MCI
$645
6/13Thu
multi-stopDelta
10h 54mMCI-YVR
6/17Mon
multi-stopDelta
12h 48mYVR-MCI
$679
6/13Thu
multi-stopAir Canada
5h 58mSTL-YYC
6/15Sat
multi-stopAir Canada
5h 21mYYC-STL
$693
6/14Fri
multi-stopDelta
10h 16mMCI-YYC
6/22Sat
multi-stopDelta
9h 04mYYC-MCI
$694

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Flights to Canada

Return flight deals:

Canada - Missouri

Cabin classes:

$966
$553
$1,547
$228