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Cheap flights from Montreal to Missouri from C$ 241

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — STL
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Missouri

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Missouri
Explore the most affordable flight options available from Montreal to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2026.

Sun 3/56:30 p.m.
YUL
-
STL
Nonstop2h 55m
Air Canada
Fri 8/51:05 p.m.
STL
-
YUL
Nonstop2h 35m
Air Canada
Deal found 17/4C$ 569
Sun 10/56:30 p.m.
YUL
-
STL
Nonstop2h 55m
Air Canada
Sat 16/57:05 a.m.
STL
-
YUL
1 stop5h 16m
Air Canada
Deal found 17/4C$ 571
Sun 3/56:00 a.m.
YUL
-
STL
1 stop4h 42m
Delta
Fri 8/55:20 p.m.
STL
-
YUL
1 stop5h 37m
Delta
Deal found 17/4C$ 584
Sat 23/56:30 p.m.
YUL
-
STL
Nonstop2h 55m
Air Canada
Wed 27/51:05 p.m.
STL
-
YUL
Nonstop2h 35m
Air Canada
Deal found 14/4C$ 677
Thu 28/56:45 a.m.
YUL
-
MCI
3 stops27h 44m
Multiple Airlines
Wed 3/610:35 a.m.
MCI
-
YUL
2 stops12h 50m
Multiple Airlines
Deal found 17/4C$ 684
Sun 10/56:00 a.m.
YUL
-
STL
1 stop8h 10m
Delta
Sat 16/54:00 p.m.
STL
-
YUL
1 stop6h 57m
Delta
Deal found 15/4C$ 685
Tue 12/57:55 p.m.
YUL
-
MCI
1 stop14h 34m
Multiple Airlines
Thu 14/510:35 a.m.
MCI
-
YUL
3 stops36h 50m
Multiple Airlines
Deal found 17/4C$ 691
Tue 12/57:55 p.m.
YUL
-
MCI
1 stop14h 34m
Multiple Airlines
Fri 15/510:35 a.m.
MCI
-
YUL
2 stops20h 23m
Multiple Airlines
Deal found 17/4C$ 696
Tue 16/65:07 p.m.
YUL
-
MCI
1 stop4h 43m
Multiple Airlines
Sat 20/69:50 a.m.
MCI
-
YUL
2 stops13h 35m
Multiple Airlines
Deal found 14/4C$ 746
Fri 3/77:00 a.m.
YUL
-
MCI
1 stop13h 06m
WestJet
Sun 5/75:39 a.m.
MCI
-
YUL
1 stop11h 06m
WestJet
Deal found 14/4C$ 748
Fri 12/66:50 p.m.
YUL
-
MCI
1 stop25h 06m
WestJet
Sun 14/65:39 a.m.
MCI
-
YUL
1 stop17h 20m
WestJet
Deal found 14/4C$ 751

Find flight deals from Montreal to Missouri

Keep the following information in mind while searching for Montreal to Missouri flight deals. Data was last updated 18 April 2026.

Round-trip from

C$ 569

One-way from

C$ 241

Popular in

May

Cheapest in

July

Average price

C$ 687

Good one-way deal

C$ 491 or less
Air Canada
  • Air Canada
  • 3/5-8/5
  • Nonstop
  • 5h 30m total
  • Montreal to Missouri
Search Deals
28/5
  • 28/5
  • 2 total stops
  • 18h 12m total
  • Montreal to Missouri
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (C$ 299 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 78 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a one-way flight from Montreal (YMQ) to Missouri.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Missouri 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 629,999 searches. Data last updated 18 April 2026.
Use the filters below to find and compare flights from Montreal to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

6:30 p.m.-8:25 p.m.

Nonstop2h 55m

Lambert-St Louis

Fri 8/5

1:05 p.m.-4:40 p.m.

Nonstop2h 35m

C$ 569

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

6:30 p.m.-8:25 p.m.

Nonstop2h 55m

Lambert-St Louis

Sat 16/5

7:05 a.m.-3:26 p.m.

2 stops7h 21m

C$ 577

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

6:00 a.m.-9:42 a.m.

1 stop4h 42m

Lambert-St Louis

Fri 8/5

5:20 p.m.-11:57 p.m.

1 stop5h 37m

C$ 584

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sat 23/5

6:30 p.m.-8:25 p.m.

Nonstop2h 55m

Lambert-St Louis

Wed 27/5

1:05 p.m.-4:40 p.m.

Nonstop2h 35m

C$ 677

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sat 23/5

12:49 p.m.-5:16 p.m.

1 stop5h 27m

Lambert-St Louis

Wed 27/5

6:00 a.m.-1:39 p.m.

1 stop6h 39m

C$ 685

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

6:00 a.m.-1:10 p.m.

1 stop8h 10m

Lambert-St Louis

Sat 16/5

4:00 p.m.-11:57 p.m.

1 stop6h 57m

C$ 685

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sat 23/5

9:45 a.m.-6:13 p.m.

1 stop9h 28m

Lambert-St Louis

Wed 27/5

6:00 a.m.-1:09 p.m.

1 stop6h 09m

C$ 687

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Tue 12/5

6:45 a.m.-9:29 a.m.

3 stops27h 44m

Kansas City

Fri 15/5

10:35 a.m.-7:58 a.m.

2 stops20h 23m

C$ 703

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Tue 2/6

9:30 a.m.-5:54 p.m.

1 stop9h 24m

Kansas City

Sat 6/6

11:50 a.m.-8:39 a.m.

1 stop19h 49m

C$ 772

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Fri 26/6

12:48 p.m.-8:56 p.m.

1 stop9h 08m

Kansas City

Sun 28/6

5:39 a.m.-5:45 p.m.

1 stop11h 06m

C$ 788

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/4

Showing 1-10 of 34 resultsSorted by cheapest first
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Best time to book a flight from Montreal to Missouri

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

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

Currently, October is the cheapest month in which you can book a flight from Montreal to Missouri (average of C$ 296). Flying from Montreal to Missouri in January is currently the most expensive (average of C$ 718). 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.

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

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated 18 April 2026.
Get a feel of what it's like to fly with WestJet and Air Canada from Montreal to Missouri by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,321 reviews
Check prices

Boarding

7.4

Crew

7.9

Food

6.2

Overall

7.2

Entertainment

6.1

Comfort

7.0

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..
WestJet
7.2
Good
3,321 reviews
WestJet
7.2
Good
3,321 reviews
Check prices

Boarding

7.4

Crew

7.9

Food

6.2

Overall

7.2

Entertainment

6.1

Comfort

7.0

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..
Air Canada
7.1
Good
10,935 reviews
WestJet
7.2
Good
3,321 reviews
Check prices

Boarding

7.4

Crew

7.9

Food

6.2

Overall

7.2

Entertainment

6.1

Comfort

7.0

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..

Related info for your journey

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

    Airlines like Air Canada, Delta, and WestJet fly from Montreal to Missouri in about 2h 55m. The time it takes to get you to your destination can typically vary by up to 6h 13m. There are 1556 km between Montreal and Missouri. Both multi-stop and direct flights can be found to your destination and back.

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

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

  • What are the cheapest flights from Montreal to Missouri?

    On average you can expect to pay C$ 491 for a flight from Montreal to Missouri. The cheapest flight overall is C$ 491 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - Kansas City) is currently priced at C$ 684.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Montreal to Missouri (average of C$ 296). Flying from Montreal to Missouri in January is currently the most expensive (average of C$ 718). 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 Montreal to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Montreal to Missouri

Discover the top 2 airlines that operate flights from Montreal to Missouri. 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 629,999 searches. Data last updated 18 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 593AverageC$ 829FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 625AverageC$ 1,002FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Montreal to Missouri?

Deals for Montreal to Missouri flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Missouri?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Montreal to Missouri.

Can Cheapflights find flights from Montreal to Missouri with no change fees?

Need flexible booking options for your flight to Missouri from Montreal? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Montreal to Missouri become cheaper?

Yes, Cheapflights offers price alerts on Montreal to Missouri flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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