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$224+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Missouri

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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — STL
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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Find flight deals from Pierre Elliott Trudeau Intl to Missouri

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 November 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/48:00 amYUL - STL
2 stops15h 33mMultiple Airlines
Thu 12/112:47 pmSTL - YUL
1 stop24h 36mMultiple Airlines
Deal found 11/4$401
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 11/164:35 pmYUL - STL
1 stop21h 42mMultiple Airlines
Wed 12/33:30 pmSTL - YUL
2 stops23h 55mMultiple Airlines
Deal found 11/1$411
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 11/153:55 pmYUL - STL
2 stops22h 22mMultiple Airlines
Thu 11/2710:53 amSTL - YUL
1 stop27h 17mMultiple Airlines
Deal found 11/2$417
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/284:35 pmYUL - STL
1 stop18h 10mMultiple Airlines
Mon 1/54:27 pmSTL - YUL
2 stops23h 28mMultiple Airlines
Deal found 11/4$435
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 12/58:00 amYUL - STL
2 stops15h 33mMultiple Airlines
Sun 12/79:54 amSTL - YUL
1 stop13h 36mMultiple Airlines
Deal found 11/3$438
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:25 pmYUL - MCI
1 stop17h 38mMultiple Airlines
Mon 11/247:31 pmMCI - YUL
2 stops20h 24mMultiple Airlines
Deal found 11/3$456
This Mytrip deal was found by Cheapflights users on 11/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:45 amYUL - MCI
1 stop12h 51mMultiple Airlines
Wed 12/106:30 amMCI - YUL
3 stops23h 35mMultiple Airlines
Deal found 11/4$465
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/164:00 pmYUL - MCI
3 stops27h 28mMultiple Airlines
Wed 11/196:00 amMCI - YUL
2 stops9h 25mMultiple Airlines
Deal found 11/2$489
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Wed 12/37:30 amYUL - MCI
2 stops14h 59mAmerican Airlines
Wed 12/107:00 amMCI - YUL
2 stops14h 40mAmerican Airlines
Deal found 11/4$499
This Delta deal was found by Cheapflights users on 11/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:00 amYUL - STL
1 stop10h 06mDelta
Thu 12/119:30 amSTL - YUL
1 stop6h 55mDelta
Deal found 11/4$509
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/153:55 pmYUL - MCI
2 stops21h 33mMultiple Airlines
Mon 11/177:33 pmMCI - YUL
2 stops20h 22mMultiple Airlines
Deal found 11/2$516
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Thu 12/257:08 amYUL - STL
1 stop13h 22mAmerican Airlines
Thu 1/15:30 amSTL - YUL
1 stop5h 50mAmerican Airlines
Deal found 11/3$518

Cheap 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 November 4, 2025.

Round-trip from

$351
(Kiwi.com)

One-way from

$224
(Kiwi.com)

Popular in

June

Cheapest in

July

Average price

$653
From Montreal Pierre Elliott Trudeau Intl to Missouri
Search Deals
One-way flight from Montreal Pierre Elliott Trudeau Intl to Missouri
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 2,558,603 searches. Data last updated November 4, 2025.
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

Pierre Elliott Trudeau Intl

Fly to

Missouri

Route

Depart

Return

Price

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Tue 4/7

12:30 pm-9:48 pm

1 stop10h 18m

Lambert-St Louis

Wed 4/8

11:14 am-11:15 am

1 stop23h 01m

$372

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sun 11/16

4:35 pm-1:17 pm

1 stop21h 42m

Lambert-St Louis

Wed 12/3

3:30 pm-4:25 pm

2 stops23h 55m

$411

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Tue 2/17

3:55 pm-9:28 am

1 stop18h 33m

Lambert-St Louis

Wed 2/25

6:00 am-3:05 pm

1 stop8h 05m

$412

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

8:00 am-12:39 pm

2 stops29h 39m

Kansas City

Sat 2/7

6:08 pm-3:10 pm

1 stop20h 02m

$465

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Wed 12/3

6:45 am-6:36 pm

1 stop12h 51m

Kansas City

Wed 12/10

6:30 am-7:05 am

3 stops23h 35m

$465

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Fri 11/21

4:10 pm-12:03 pm

2 stops20h 53m

Kansas City

Mon 11/24

7:31 pm-4:55 pm

2 stops20h 24m

$468

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Wed 12/3

7:30 am-9:29 pm

2 stops14h 59m

Kansas City

Wed 12/10

7:00 am-10:40 pm

2 stops14h 40m

$499

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Sat 11/15

3:55 pm-12:28 pm

2 stops21h 33m

Kansas City

Mon 11/17

7:33 pm-4:55 pm

2 stops20h 22m

$516

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Thu 12/25

7:08 am-7:30 pm

1 stop13h 22m

Lambert-St Louis

Thu 1/1

5:30 am-12:20 pm

1 stop5h 50m

$518

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Fri 11/21

5:10 pm-12:03 pm

2 stops19h 53m

Kansas City

Sat 11/22

4:14 pm-1:00 pm

3 stops19h 46m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 31 results
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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 $253). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Missouri in August is currently the most expensive (average of $582). 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 November 4, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 50% on flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri by exploring options for tickets in the evening.

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 November 4, 2025.
See what other customers who have flown with Delta, WestJet, and Air Canada from Montreal Pierre Elliott Trudeau Intl Airport to Missouri have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
WestJet
7.2
Good
3,153 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,400 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    There are many flights that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Missouri in 10h 18m. Fly via American Airlines to get the fastest option. The distance from Montreal Pierre Elliott Trudeau Intl Airport to Missouri is about 967 mi.

  • What are the most reliable airlines from Montreal Pierre Elliott Trudeau Intl Airport to Missouri?

    The top 3 most reliable airlines when flying from Montreal Pierre Elliott Trudeau Intl Airport to Missouri are Sun Country Air (100%), Air Canada (70%) and Jazz (70%).

  • 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 $253). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Missouri in August is currently the most expensive (average of $582). 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.

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Alternative routes for Pierre Elliott Trudeau Intl to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Pierre Elliott Trudeau Intl to Missouri

Discover the top 3 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 2,558,603 searches. Data last updated November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$386Average$831FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$435Average$584FlexibilityNo cancel feeOn-time67%
DeltaCheapest$452Average$511FlexibilityNo cancel feeOn-timeN/A

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