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$180+ Cheap flights from Missouri to Montreal (YMQ)

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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YMQ
Oct 19 — Oct 261
Sun 10/19
Sun 10/26
1 adult, Economy
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Cheap flight deals from Missouri to Montreal

Keep the following information in mind while searching for Missouri to Montreal flight deals. Data was last updated September 19, 2025.

Round-trip from

$367
(Kiwi.com)

One-way from

$180
(American Airlines)

Popular in

August

Cheapest in

January

Average price

$527

Good round-trip deal

$704 or less

Good one-way deal

$408 or less
From Missouri to Montreal (YMQ)
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One-way flight from Missouri to Montreal (YMQ)
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Highest demand for flights based on searches. 11% potential increase in price ($70 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Missouri to Montreal (YMQ).
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Price to beat on a one-way flight from Missouri to Montreal (YMQ).
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Find flight deals from Missouri to Montreal

Cheapest flights from Missouri to Montreal
Explore the most affordable flight options available from Missouri to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/16. 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 12/412:20 pmSTL - YUL
1 stop27h 08mMultiple Airlines
Sun 12/74:35 pmYUL - STL
1 stop17h 10mMultiple Airlines
Deal found 9/16$367
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Sat 11/17:15 pmSTL - YUL
1 stop21h 13mMultiple Airlines
Sat 11/85:10 pmYUL - STL
2 stops18h 02mMultiple Airlines
Deal found 9/17$402
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 11/25:15 amMCI - YUL
1 stop18h 15mMultiple Airlines
Sun 11/98:00 amYUL - MCI
1 stop28h 08mMultiple Airlines
Deal found 9/18$410
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 12/51:44 pmMCI - YUL
1 stop9h 46mMultiple Airlines
Mon 12/86:45 amYUL - MCI
2 stops18h 55mMultiple Airlines
Deal found 9/16$412
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Sat 10/186:00 amSTL - YUL
1 stop9h 39mAmerican Airlines
Sat 10/2512:30 pmYUL - STL
1 stop10h 36mAmerican Airlines
Deal found 9/17$419
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 12/41:44 pmMCI - YUL
2 stops18h 56mMultiple Airlines
Sat 12/68:00 amYUL - MCI
1 stop10h 03mMultiple Airlines
Deal found 9/16$427
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Sat 11/18:00 pmSTL - YUL
1 stop19h 11mAmerican Airlines
Sat 11/87:14 amYUL - STL
2 stops13h 13mAmerican Airlines
Deal found 9/17$431
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/106:05 pmSTL - YUL
1 stop19h 15mMultiple Airlines
Wed 10/156:35 pmYUL - STL
2 stops17h 02mMultiple Airlines
Deal found 9/18$433
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 11/210:57 amSTL - YUL
2 stops28h 58mMultiple Airlines
Sun 11/94:35 pmYUL - STL
1 stop18h 05mMultiple Airlines
Deal found 9/18$447
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 11/1411:05 amSTL - YUL
1 stop12h 25mMultiple Airlines
Tue 11/186:45 amYUL - STL
2 stops28h 20mMultiple Airlines
Deal found 9/18$451
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/106:05 pmSTL - YUL
1 stop19h 15mMultiple Airlines
Thu 10/166:45 amYUL - STL
2 stops28h 52mMultiple Airlines
Deal found 9/18$454
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 10/247:16 amSTL - YUL
1 stop8h 23mAmerican Airlines
Mon 10/275:24 pmYUL - STL
1 stop17h 04mAmerican Airlines
Deal found 9/16$455

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Montreal 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 September 19, 2025.
Use the filters below to find and compare flights from Missouri to Montreal that are best for you.

Fly from

Missouri

Fly to

Montreal

Route

Depart

Return

Price

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Sun 11/2

5:15 am-12:30 am

1 stop18h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 11/9

8:00 am-11:08 am

1 stop28h 08m

$410

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Fri 12/5

1:44 pm-12:30 am

1 stop9h 46m

Montreal Pierre Elliott Trudeau Intl

Mon 12/8

6:45 am-12:40 am

2 stops18h 55m

$412

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Sun 11/2

10:57 am-4:55 pm

2 stops28h 58m

Montreal Pierre Elliott Trudeau Intl

Sun 11/9

4:35 pm-9:40 am

1 stop18h 05m

$447

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Fri 10/24

6:42 pm-2:20 pm

1 stop18h 38m

Montreal Pierre Elliott Trudeau Intl

Mon 10/27

6:45 am-7:26 pm

2 stops13h 41m

$471

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Thu 11/20

1:44 pm-9:40 am

2 stops18h 56m

Montreal Pierre Elliott Trudeau Intl

Sun 11/23

4:35 pm-12:39 pm

1 stop21h 04m

$488

ColumbiaMontreal

COU - YUL

COUYUL

Columbia Regional

Sat 11/1

1:49 pm-4:11 pm

1 stop25h 22m

Montreal Pierre Elliott Trudeau Intl

Sat 11/8

7:14 am-9:55 pm

2 stops15h 41m

$510

SpringfieldMontreal

SGF - YUL

SGFYUL

Springfield-Branson

Sun 11/2

7:17 pm-3:11 pm

1 stop18h 54m

Montreal Pierre Elliott Trudeau Intl

Sun 11/9

3:52 pm-9:49 am

1 stop18h 57m

$511

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Sat 10/25

4:09 pm-4:25 pm

2 stops23h 16m

Montreal Pierre Elliott Trudeau Intl

Sat 11/1

4:35 pm-10:59 pm

1 stop31h 24m

$519

SpringfieldMontreal

SGF - YUL

SGFYUL

Springfield-Branson

Sat 11/1

6:00 am-4:39 pm

1 stop9h 39m

Montreal Pierre Elliott Trudeau Intl

Sat 11/8

7:14 am-7:01 pm

2 stops12h 47m

$520

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Sat 11/1

6:43 pm-7:40 pm

1 stop23h 57m

Montreal Pierre Elliott Trudeau Intl

Sat 11/8

9:15 am-10:45 pm

2 stops14h 30m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/18

Showing 1-10 of 42 results
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Best time to book a flight from Missouri to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal 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 Montreal

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

Currently, January is the cheapest month in which you can book a flight from Missouri to Montreal (average of $270). Flying from Missouri to Montreal in July is currently the most expensive (average of $409). 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 YMQ?

Find hourly flight availability from Missouri to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 19, 2025.

When flying from Missouri to Montreal, 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 Missouri to Montreal

Explore weekly flight availability from Missouri to Montreal. 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 September 19, 2025.

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

How much does it cost to fly round-trip from Missouri to Montreal?

Related info for your journey

Find useful and relevant information for your journey from Missouri to Montreal. 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 Montreal?

    A quick flight from Missouri to Montreal can take about 23h 57m. American Airlines provides one of the quickest options available for as low as $531. There are 967 mi between Missouri and Montreal. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Missouri to Montreal?

    Most travelers choose Lambert-St Louis - Montreal Pierre Elliott Trudeau Intl, Kansas City - Montreal Pierre Elliott Trudeau Intl or Springfield-Branson - Montreal Pierre Elliott Trudeau Intl when deciding on the best route from Missouri to Montreal.

  • What are the most reliable airlines from Missouri to Montreal?

    Before booking your flight to Montreal from Missouri, check out the most reliable airlines to get you to your destination on time: Sun Country Air (100%), Air Canada (82%), Jazz( 82%).

  • What are the cheapest flights from Missouri to Montreal?

    On average you can expect to pay $2,177 for a flight from Missouri to Montreal. The cheapest flight overall is $297 while the most popular route, (Lambert-St Louis - Montreal Pierre Elliott Trudeau Intl) is currently priced at $367.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Missouri to Montreal (average of $270). Flying from Missouri to Montreal in July is currently the most expensive (average of $409). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Missouri to Montreal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Missouri to Montreal

Discover the top 5 airlines that operate flights from Missouri to Montreal. 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 September 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$141Average$631FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$187Average$546FlexibilityNo cancel feeOn-time67%
DeltaCheapest$255Average$521FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$348Average$519FlexibilityNo cancel feeOn-time71%
WestJetCheapest$416Average$599FlexibilityNo cancel feeOn-time60%

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