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Cheap flights from Montreal to Missouri from C$ 259

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 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — STL
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Montreal to Missouri

Keep the following information in mind while searching for Montreal to Missouri flight deals. Data was last updated 17 September 2025.

Round-trip from

C$ 499

One-way from

C$ 259

Popular in

November

Cheapest in

October

Average price

C$ 619

Good round-trip deal

C$ 1,239 or less

Good one-way deal

C$ 493 or less
American Airlines
  • American Airlines
  • 1/11-8/11
  • 2 total stops
  • 28h 51m total
  • Montreal to Missouri
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30/10
  • 30/10
  • 3 total stops
  • 29h 51m total
  • Montreal to Missouri
Search Deals
High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 3% potential price decrease (C$ 31 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 Montreal (YMQ) to Missouri.
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Price to beat on a one-way flight from Montreal (YMQ) to Missouri.
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Find flight deals from Montreal to Missouri

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 17 September 2025.

Sat 1/1112:30 p.m.YUL - STL
1 stop10h 38mAmerican Airlines
Sat 8/117:58 p.m.STL - YUL
1 stop18h 13mAmerican Airlines
Deal found 17/9C$ 499
Thu 11/128:00 a.m.YUL - MCI
1 stop28h 08mMultiple Airlines
Tue 16/127:00 a.m.MCI - YUL
2 stops23h 05mMultiple Airlines
Deal found 16/9C$ 548
Thu 16/106:45 a.m.YUL - MCI
1 stop16h 14mMultiple Airlines
Thu 23/105:15 a.m.MCI - YUL
1 stop8h 05mMultiple Airlines
Deal found 16/9C$ 567
Thu 2/106:45 a.m.YUL - MCI
1 stop17h 22mMultiple Airlines
Fri 24/105:11 p.m.MCI - YUL
2 stops20h 09mMultiple Airlines
Deal found 17/9C$ 585
Thu 13/116:45 a.m.YUL - MCI
2 stops18h 55mMultiple Airlines
Mon 17/1112:13 p.m.MCI - YUL
1 stop25h 57mMultiple Airlines
Deal found 16/9C$ 592
Mon 6/108:10 a.m.YUL - MCI
2 stops30h 50mMultiple Airlines
Thu 9/105:15 a.m.MCI - YUL
1 stop8h 05mMultiple Airlines
Deal found 15/9C$ 615
Fri 31/104:35 p.m.YUL - MCI
1 stop30h 24mMultiple Airlines
Fri 7/1110:09 a.m.MCI - YUL
1 stop13h 21mMultiple Airlines
Deal found 17/9C$ 618
Thu 6/116:00 a.m.YUL - STL
1 stop10h 46mUnited Airlines
Sat 8/116:43 p.m.STL - YUL
2 stops17h 03mUnited Airlines
Deal found 15/9C$ 619
Wed 5/117:30 p.m.YUL - STL
1 stop13h 43mDelta
Wed 12/119:35 a.m.STL - YUL
1 stop8h 05mDelta
Deal found 14/9C$ 640
Fri 14/114:35 p.m.YUL - MCI
1 stop21h 04mMultiple Airlines
Tue 18/117:00 a.m.MCI - YUL
2 stops16h 35mMultiple Airlines
Deal found 14/9C$ 648
Mon 17/113:49 p.m.YUL - STL
1 stop9h 07mAmerican Airlines
Thu 20/116:00 a.m.STL - YUL
1 stop5h 15mAmerican Airlines
Deal found 16/9C$ 693
Tue 18/118:50 a.m.YUL - STL
2 stops7h 39mAir Canada
Sun 30/114:05 p.m.STL - YUL
1 stop6h 17mAir Canada
Deal found 16/9C$ 706

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 17 September 2025.
Use the filters below to find and compare flights from Montreal to Missouri that are best for you.

Fly from

Montreal

Fly to

Missouri

Route

Depart

Return

Price

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sat 1/11

12:30 p.m.-10:08 p.m.

1 stop10h 38m

Lambert-St Louis

Sat 8/11

7:58 p.m.-3:11 p.m.

1 stop18h 13m

C$ 499

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

3:52 p.m.-11:56 p.m.

1 stop9h 04m

Lambert-St Louis

Sat 8/11

7:58 p.m.-3:11 p.m.

1 stop18h 13m

C$ 499

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Thu 13/11

6:45 a.m.-12:40 a.m.

2 stops18h 55m

Kansas City

Mon 17/11

12:13 p.m.-3:10 p.m.

1 stop25h 57m

C$ 592

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Thu 11/12

6:45 a.m.-12:40 a.m.

2 stops18h 55m

Kansas City

Tue 16/12

7:00 a.m.-7:05 a.m.

2 stops23h 05m

C$ 600

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Thu 16/10

6:45 a.m.-9:59 p.m.

1 stop16h 14m

Kansas City

Thu 23/10

10:53 a.m.-12:41 a.m.

2 stops36h 48m

C$ 608

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

8:10 a.m.-2:00 p.m.

2 stops30h 50m

Kansas City

Thu 9/10

5:15 a.m.-2:20 p.m.

1 stop8h 05m

C$ 615

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Fri 31/10

4:35 p.m.-9:59 p.m.

1 stop30h 24m

Kansas City

Fri 7/11

10:09 a.m.-12:30 a.m.

1 stop13h 21m

C$ 618

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

6:00 a.m.-3:46 p.m.

1 stop10h 46m

Lambert-St Louis

Sat 8/11

6:43 p.m.-12:46 p.m.

2 stops17h 03m

C$ 619

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

7:30 p.m.-8:13 a.m.

1 stop13h 43m

Lambert-St Louis

Wed 12/11

9:35 a.m.-6:40 p.m.

1 stop8h 05m

C$ 640

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Tue 28/10

9:28 a.m.-6:04 p.m.

1 stop9h 36m

Kansas City

Wed 5/11

6:59 p.m.-8:37 a.m.

1 stop12h 38m

C$ 689

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 32 results
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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, January is the cheapest month in which you can book a flight from Montreal to Missouri (average of C$ 365). Flying from Montreal to Missouri in September is currently the most expensive (average of C$ 491). 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 YMQ to MO?

Find hourly flight availability from Montreal to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal to Missouri as you normally would.

Weekly flight availability from Montreal to Missouri

Explore weekly flight availability from Montreal to Missouri. 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 17 September 2025.

The most flights from YMQ to USMO 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).

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 17 September 2025.
Get a feel of what it's like to fly with United Airlines,WestJet, andAir 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.
United Airlines
7.4
Good
8,926 reviews
Check prices

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews
Check prices

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
WestJet
7.2
Good
3,095 reviews
United Airlines
7.4
Good
8,926 reviews
Check prices

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews
Check prices

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

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 American Airlines, United Airlines, and Delta fly from Montreal to Missouri in about 10h 38m. The time it takes to get you to your destination can typically vary by up to 3h 05m. 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 - Lambert-St Louis, Montreal Pierre Elliott Trudeau Intl - Kansas City or Montreal Pierre Elliott Trudeau Intl - Cape Girardeau when deciding on the best route from Montreal to Missouri.

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

    Before booking your flight to Missouri from Montreal, check out the most reliable airlines to get you to your destination on time: Sun Country Air (100%), Air Canada (70%), Jazz( 70%).

  • What are the cheapest flights from Montreal to Missouri?

    On average you can expect to pay C$ 955 for a flight from Montreal to Missouri. The cheapest flight overall is C$ 493 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - Lambert-St Louis) is currently priced at C$ 592.

  • 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, January is the cheapest month in which you can book a flight from Montreal to Missouri (average of C$ 365). Flying from Montreal to Missouri in September is currently the most expensive (average of C$ 491). 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 Montreal to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Montreal to Missouri

Discover the top 4 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 396AverageC$ 563FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 398AverageC$ 597FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 414AverageC$ 666FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 555AverageC$ 863FlexibilityNo 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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