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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri from $216

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Missouri departing on 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:30 pm - 11:46 pm
YUL
-
STL
12h 16m
1 stop
American Airlines Logo
8:03 pm - 11:44 am
STL
-
YUL
14h 41m
1 stop
$352American Airlines
Mon, Apr 20 - Sat, Apr 25
American Airlines Logo
12:30 pm - 11:46 pm
YUL
-
STL
12h 16m
1 stop
American Airlines Logo
5:46 am - 11:44 am
STL
-
YUL
4h 58m
1 stop
$419American Airlines
Mon, Apr 20 - Sat, Apr 25
Air Canada Logo
8:50 am - 3:29 pm
YUL
-
STL
7h 39m
2 stops
Air Canada Logo
4:05 pm - 11:32 pm
STL
-
YUL
6h 27m
1 stop
$451Air Canada
Thu, Mar 12 - Mon, Mar 16
Air Canada Logo
11:10 am - 3:29 pm
YUL
-
STL
5h 19m
1 stop
Air Canada Logo
4:05 pm - 11:32 pm
STL
-
YUL
6h 27m
1 stop
$455Air Canada
Thu, Mar 12 - Mon, Mar 16
Delta Logo
6:45 pm - 11:59 pm
YUL
-
STL
6h 14m
1 stop
Delta Logo
6:04 pm - 11:13 pm
STL
-
YUL
4h 09m
1 stop
$472Delta
Sun, May 10 - Sat, May 16
Multiple Airlines Logo
10:15 am - 11:53 pm
YUL
-
MCI
14h 38m
3 stops
Multiple Airlines Logo
5:45 am - 12:30 am
MCI
-
YUL
17h 45m
1 stop
$473Multiple Airlines
Thu, Apr 9 - Fri, Apr 10
Delta Logo
6:45 pm - 11:59 pm
YUL
-
STL
6h 14m
1 stop
Delta Logo
5:47 pm - 11:41 pm
STL
-
YUL
4h 54m
1 stop
$474Delta
Sun, May 10 - Sat, May 16
Multiple Airlines Logo
11:25 am - 11:53 pm
YUL
-
MCI
13h 28m
3 stops
Multiple Airlines Logo
12:24 pm - 12:30 am
MCI
-
YUL
11h 06m
2 stops
$490Multiple Airlines
Thu, Apr 9 - Fri, Apr 10
United Airlines Logo
9:15 am - 3:04 pm
YUL
-
MCI
6h 49m
1 stop
United Airlines Logo
3:22 pm - 9:17 pm
MCI
-
YUL
4h 55m
1 stop
$550United Airlines
Tue, Feb 17 - Mon, Feb 23
United Airlines Logo
9:45 am - 7:45 pm
YUL
-
MCI
11h 00m
1 stop
United Airlines Logo
9:55 am - 10:06 pm
MCI
-
YUL
11h 11m
2 stops
$561United Airlines
Thu, Apr 16 - Fri, Apr 17

Air Canada flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri

Our best Air Canada deals on Montreal Pierre Elliott Trudeau Intl Airport to Missouri flight tickets
Air Canada
Mar 12
YUL8:50 amMontreal Pierre Elliott Trudeau Intl
7h 39m
2 stops
STL3:29 pmLambert-St Louis
Mar 16
STL4:05 pmLambert-St Louis
6h 27m
1 stop
YUL11:32 pmMontreal Pierre Elliott Trudeau Intl
$451
Air Canada
Mar 12
YUL11:10 amMontreal Pierre Elliott Trudeau Intl
5h 19m
1 stop
STL3:29 pmLambert-St Louis
Mar 16
STL4:05 pmLambert-St Louis
6h 27m
1 stop
YUL11:32 pmMontreal Pierre Elliott Trudeau Intl
$455
Air Canada
Jun 25
YUL6:10 pmMontreal Pierre Elliott Trudeau Intl
2h 55m
STL8:05 pmLambert-St Louis
Jun 28
STL1:15 pmLambert-St Louis
2h 35m
YUL4:50 pmMontreal Pierre Elliott Trudeau Intl
$468

Delta flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri

Our best Delta deals on Montreal Pierre Elliott Trudeau Intl Airport to Missouri flight tickets
Delta
May 10
YUL6:45 pmMontreal Pierre Elliott Trudeau Intl
6h 14m
1 stop
STL11:59 pmLambert-St Louis
May 16
STL6:04 pmLambert-St Louis
4h 09m
1 stop
YUL11:13 pmMontreal Pierre Elliott Trudeau Intl
$472
Delta
May 10
YUL6:45 pmMontreal Pierre Elliott Trudeau Intl
6h 14m
1 stop
STL11:59 pmLambert-St Louis
May 16
STL5:47 pmLambert-St Louis
4h 54m
1 stop
YUL11:41 pmMontreal Pierre Elliott Trudeau Intl
$474
Delta
Mar 18
YUL12:50 pmMontreal Pierre Elliott Trudeau Intl
4h 42m
1 stop
STL4:32 pmLambert-St Louis
Mar 25
STL7:03 amLambert-St Louis
10h 32m
2 stops
YUL6:35 pmMontreal Pierre Elliott Trudeau Intl
$502

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport 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, momondo users made 832,500 searches. Data last updated February 3, 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

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Mon 4/20

12:30 pm-11:46 pm

1 stop12h 16m

Lambert-St Louis

Sat 4/25

8:03 pm-11:44 am

1 stop14h 41m

$352

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Mon 4/20

12:30 pm-11:46 pm

1 stop12h 16m

Lambert-St Louis

Sat 4/25

5:46 am-11:44 am

1 stop4h 58m

$419

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Thu 3/12

8:50 am-3:29 pm

2 stops7h 39m

Lambert-St Louis

Mon 3/16

4:05 pm-11:32 pm

1 stop6h 27m

$451

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Thu 3/12

11:10 am-3:29 pm

1 stop5h 19m

Lambert-St Louis

Mon 3/16

4:05 pm-11:32 pm

1 stop6h 27m

$455

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

6:45 pm-11:59 pm

1 stop6h 14m

Lambert-St Louis

Sat 5/16

6:04 pm-11:13 pm

1 stop4h 09m

$472

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Thu 4/9

10:15 am-11:53 pm

3 stops14h 38m

Kansas City

Fri 4/10

5:45 am-12:30 am

1 stop17h 45m

$473

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

6:45 pm-11:59 pm

1 stop6h 14m

Lambert-St Louis

Sat 5/16

5:47 pm-11:41 pm

1 stop4h 54m

$474

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Thu 4/9

11:25 am-11:53 pm

3 stops13h 28m

Kansas City

Fri 4/10

12:24 pm-12:30 am

2 stops11h 06m

$490

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Tue 2/17

9:15 am-3:04 pm

1 stop6h 49m

Kansas City

Mon 2/23

3:22 pm-9:17 pm

1 stop4h 55m

$550

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Thu 4/16

9:45 am-7:45 pm

1 stop11h 00m

Kansas City

Fri 4/17

9:55 am-10:06 pm

2 stops11h 11m

$561

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Missouri from

How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to Missouri

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Missouri?

In general, May is the cheapest month to fly from Montreal Pierre Elliott Trudeau Intl Airport to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $448. If you aren’t able to travel to Missouri during the month of May, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $485.

What is the cheapest day to depart on your flight to Missouri?

The cheapest day to depart from Montreal Pierre Elliott Trudeau Intl Airport to Missouri is on a Friday when prices can be found for as low as $246. Flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri on a Thursday will generally be more expensive and average around $609. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Montreal Pierre Elliott Trudeau Intl to Missouri flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Lambert-St Louis for the best Montreal Pierre Elliott Trudeau Intl - Missouri flight prices

What cabin class options are available on Montreal Pierre Elliott Trudeau Intl to Missouri flights?

There are 3 cabin classes available to choose from on Montreal Pierre Elliott Trudeau Intl to Missouri flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Montreal Pierre Elliott Trudeau Intl Airport to Missouri flights?

No. A direct flight is the cheapest option for a flight between Montreal Pierre Elliott Trudeau Intl Airport to Missouri.

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Missouri flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Missouri

Fastest flight time

2h 55m

Direct flights

Mon, Wed, Fri and Sun

Airports in Missouri

55 airports
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Missouri takes 2h 55m
Direct flights go from Montreal Pierre Elliott Trudeau Intl Airport to Missouri on Monday, Wednesday, Friday and Sunday. There are no airlines offering direct flights.
There are 55 airports in Missouri. From Montreal Pierre Elliott Trudeau Intl Airport there are direct flights to Lambert-St Louis (STL).
Search flight deals

  • When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri?

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri are refreshed on a daily basis.

  • How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri?

  • How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Missouri?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal Pierre Elliott Trudeau Intl Airport to Missouri.

  • What documentation or ID do you need to fly to Missouri?

    The travel and health documents required for your trip to Missouri can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Missouri. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Montreal Pierre Elliott Trudeau Intl Airport to Missouri?

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Missouri

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Missouri with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $435Free CancellationRating
7.1
10,685 reviews
Search Air Canada flights
DeltaPriceFrom $452Free CancellationRating
7.9
8,139 reviews
Search Delta flights
WestJetPriceFrom $623Free CancellationRating
7.2
3,255 reviews
Search WestJet flights

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Missouri?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Missouri from Montreal.

Can I find flights from Montreal to Missouri with flexible booking policies on momondo?

Flights from Montreal to Missouri with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Montreal to Missouri?

Once all potential Montreal to Missouri flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Montreal to Missouri right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Montreal to Missouri flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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