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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri from C$ 329

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 29/6. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — MCI
9 Jul — 16 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Missouri

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Missouri
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 June 2026.

Wed 24/68:15 a.m.
YUL
-
MCI
1 stop13h 28m
Air Canada
Sat 27/66:41 p.m.
MCI
-
YUL
1 stop14h 59m
Air Canada
Deal found 9/6C$ 582
Sat 25/78:15 a.m.
YUL
-
MCI
1 stop14h 03m
Air Canada
Tue 28/73:16 p.m.
MCI
-
YUL
1 stop5h 10m
Air Canada
Deal found 6/6C$ 583
Wed 24/68:15 a.m.
YUL
-
MCI
1 stop13h 28m
Air Canada
Mon 29/66:41 p.m.
MCI
-
YUL
1 stop14h 59m
Air Canada
Deal found 8/6C$ 605
Fri 19/68:15 a.m.
YUL
-
MCI
1 stop13h 28m
Air Canada
Tue 30/66:00 a.m.
MCI
-
YUL
1 stop10h 30m
Air Canada
Deal found 5/6C$ 607
Thu 15/104:55 p.m.
YUL
-
STL
Nonstop2h 46m
Air Canada
Mon 19/1012:10 p.m.
STL
-
YUL
Nonstop2h 31m
Air Canada
Deal found 8/6C$ 618
Sat 8/84:40 p.m.
YUL
-
STL
1 stop4h 42m
Air Canada
Sun 16/812:10 p.m.
STL
-
YUL
Nonstop2h 32m
Air Canada
Deal found 8/6C$ 629
Fri 26/68:15 a.m.
YUL
-
MCI
1 stop9h 07m
Air Canada
Mon 29/66:00 a.m.
MCI
-
YUL
1 stop10h 10m
Air Canada
Deal found 8/6C$ 630
Wed 23/94:55 p.m.
YUL
-
STL
Nonstop2h 46m
Air Canada
Sat 26/92:40 p.m.
STL
-
YUL
1 stop6h 10m
Air Canada
Deal found 4/6C$ 632
Tue 7/76:00 a.m.
YUL
-
MCI
2 stops11h 00m
United Airlines
Tue 14/77:53 a.m.
MCI
-
YUL
2 stops10h 52m
United Airlines
Deal found 9/6C$ 635
Wed 1/72:40 p.m.
YUL
-
MCI
1 stop7h 07m
Delta
Wed 22/76:00 a.m.
MCI
-
YUL
1 stop6h 39m
Delta
Deal found 5/6C$ 636
Tue 30/69:30 a.m.
YUL
-
MCI
1 stop9h 31m
Delta
Tue 21/78:00 a.m.
MCI
-
YUL
1 stop8h 42m
Delta
Deal found 5/6C$ 637
Tue 28/78:15 a.m.
YUL
-
MCI
1 stop13h 28m
Air Canada
Wed 29/79:34 a.m.
MCI
-
YUL
1 stop6h 56m
Air Canada
Deal found 6/6C$ 643

Find flight deals from Pierre Elliott Trudeau Intl to Missouri

Keep the following information in mind while searching for Pierre Elliott Trudeau Intl to Missouri flight deals. Data was last updated 9 June 2026.

Round-trip from

C$ 582

One-way from

C$ 329

Popular in

September

Cheapest in

June

Average price

C$ 358
Air Canada
  • Air Canada
  • 24/6-27/6
  • 2 total stops
  • 28h 27m total
  • Montreal to Missouri
Search Deals
29/6
  • 29/6
  • 2 total stops
  • 38h 32m total
  • Montreal to Missouri
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 269 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl 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 9 June 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport 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

Thu 15/10

4:55 p.m.-6:41 p.m.

Nonstop2h 46m

Lambert-St Louis

Mon 19/10

12:10 p.m.-3:41 p.m.

Nonstop2h 31m

C$ 618

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Wed 15/7

11:23 a.m.-11:59 p.m.

1 stop13h 36m

Kansas City

Fri 17/7

6:05 a.m.-10:06 p.m.

1 stop15h 01m

C$ 665

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Thu 2/7

9:30 a.m.-6:01 p.m.

1 stop9h 31m

Kansas City

Wed 22/7

1:18 p.m.-11:52 p.m.

1 stop9h 34m

C$ 669

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

6:00 a.m.-2:10 p.m.

1 stop9h 10m

Kansas City

Sun 19/7

6:05 a.m.-1:09 p.m.

1 stop6h 04m

C$ 669

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

9:45 a.m.-4:00 p.m.

1 stop7h 15m

Kansas City

Wed 29/7

5:37 p.m.-10:40 a.m.

1 stop16h 03m

C$ 688

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Sat 25/7

6:10 a.m.-2:20 p.m.

1 stop9h 10m

Kansas City

Tue 28/7

6:00 a.m.-10:06 p.m.

2 stops15h 06m

C$ 689

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

6:00 a.m.-1:20 p.m.

1 stop8h 20m

Lambert-St Louis

Thu 15/10

2:18 p.m.-11:10 p.m.

1 stop7h 52m

C$ 693

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

6:00 a.m.-1:06 p.m.

1 stop8h 06m

Lambert-St Louis

Sun 4/10

1:55 p.m.-11:22 p.m.

1 stop8h 27m

C$ 693

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Mon 24/8

7:00 a.m.-4:17 p.m.

1 stop10h 17m

Lambert-St Louis

Sat 29/8

5:42 p.m.-11:40 p.m.

1 stop4h 58m

C$ 694

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Tue 25/8

6:00 a.m.-9:37 a.m.

1 stop4h 37m

Lambert-St Louis

Sat 29/8

5:42 p.m.-11:40 p.m.

1 stop4h 58m

C$ 694

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Showing 1-10 of 34 resultsSorted by cheapest first
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Best time to book a flight from Pierre Elliott Trudeau Intl to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl Airport to Missouri

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Missouri?

Currently, October is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Missouri (average of C$ 335). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Missouri in August is currently the most expensive (average of C$ 756). 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 YUL to MO?

Find hourly flight availability from Pierre Elliott Trudeau Intl 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 9 June 2026.

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

How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport 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 9 June 2026.
Read reviews from past customers who have flown WestJet and Air Canada from Montreal Pierre Elliott Trudeau Intl Airport to Missouri. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,356 reviews
Check prices

Overall

7.2

Entertainment

6.1

Crew

7.9

Comfort

7.0

Food

6.2

Boarding

7.4

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
3,356 reviews
WestJet
7.2
Good
3,356 reviews
Check prices

Overall

7.2

Entertainment

6.1

Crew

7.9

Comfort

7.0

Food

6.2

Boarding

7.4

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
11,149 reviews
WestJet
7.2
Good
3,356 reviews
Check prices

Overall

7.2

Entertainment

6.1

Crew

7.9

Comfort

7.0

Food

6.2

Boarding

7.4

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 Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl Airport to Missouri?

    Air Canada, United Airlines, and Delta can get you from Montreal Pierre Elliott Trudeau Intl Airport to Missouri in just under 2h 46m. Your travel time can differ by up to 10h 50m. Airlines will cover a distance of 1556 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Montreal Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport to Missouri.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Missouri that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Missouri?

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

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Missouri?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl Airport to Missouri?

    Currently, October is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Missouri (average of C$ 335). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Missouri in August is currently the most expensive (average of C$ 756). 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 Pierre Elliott Trudeau Intl to Missouri

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Top 2 airlines flying from Pierre Elliott Trudeau Intl to Missouri

Discover the top 2 airlines that operate flights from Pierre Elliott Trudeau Intl 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 9 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 563AverageC$ 823FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 790AverageC$ 983FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Missouri?

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Millions of users choose and trust Cheapflights to book the best flight deals from Pierre Elliott Trudeau Intl to Missouri for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Missouri with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Pierre Elliott Trudeau Intl to Missouri, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to Missouri become cheaper?

Yes! Start tracking prices for Pierre Elliott Trudeau Intl to Missouri flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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