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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri from $219

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 5/5. 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 - 10:19 pm
YUL
-
STL
10h 49m
1 stop
American Airlines Logo
8:03 pm - 11:44 am
STL
-
YUL
14h 41m
1 stop
$315American Airlines
Tue, May 5 - Tue, May 12
American Airlines Logo
12:30 pm - 10:17 pm
YUL
-
STL
10h 47m
1 stop
American Airlines Logo
8:03 pm - 11:44 am
STL
-
YUL
14h 41m
1 stop
$327American Airlines
Wed, Apr 15 - Tue, Apr 21
American Airlines Logo
12:30 pm - 8:09 pm
YUL
-
STL
8h 39m
1 stop
American Airlines Logo
2:33 pm - 11:44 am
STL
-
YUL
20h 11m
1 stop
$393American Airlines
Sat, May 2 - Sat, May 9
American Airlines Logo
1:03 pm - 11:46 pm
YUL
-
STL
11h 43m
2 stops
American Airlines Logo
5:21 pm - 11:44 am
STL
-
YUL
17h 23m
1 stop
$403American Airlines
Sat, May 2 - Sat, May 9
United Airlines Logo
9:15 am - 9:13 pm
YUL
-
STL
12h 58m
2 stops
United Airlines Logo
7:45 am - 9:26 pm
STL
-
YUL
12h 41m
1 stop
$424United Airlines
Tue, May 5 - Tue, May 12
Multiple Airlines Logo
8:00 am - 6:50 am
YUL
-
STL
23h 50m
2 stops
Multiple Airlines Logo
4:59 pm - 12:30 am
STL
-
YUL
30h 31m
1 stop
$450Multiple Airlines
Sun, Apr 19 - Wed, Apr 22
Delta Logo
6:45 pm - 11:36 pm
YUL
-
STL
5h 51m
1 stop
Delta Logo
5:59 pm - 11:08 pm
STL
-
YUL
4h 09m
1 stop
$459Delta
Mon, Apr 20 - Sat, Apr 25
United Airlines Logo
1:20 pm - 11:11 pm
YUL
-
STL
10h 51m
1 stop
United Airlines Logo
6:30 am - 5:30 pm
STL
-
YUL
10h 00m
1 stop
$460United Airlines
Wed, Apr 29 - Sat, May 2
Delta Logo
6:45 pm - 11:36 pm
YUL
-
STL
5h 51m
1 stop
Delta Logo
5:15 pm - 11:57 pm
STL
-
YUL
5h 42m
1 stop
$496Delta
Fri, Apr 24 - Sat, May 30
Multiple Airlines Logo
4:35 pm - 5:06 pm
YUL
-
MCI
25h 31m
1 stop
Multiple Airlines Logo
6:01 pm - 12:25 am
MCI
-
YUL
29h 24m
1 stop
$541Multiple Airlines
Tue, Apr 21 - Thu, Apr 30

WestJet flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri

Our best WestJet deals on Montreal Pierre Elliott Trudeau Intl Airport to Missouri flight tickets
WestJet
Apr 20
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
4h 42m
1 stop
STL9:42 amLambert-St Louis
Apr 25
STL5:35 pmLambert-St Louis
4h 51m
1 stop
YUL11:26 pmMontreal Pierre Elliott Trudeau Intl
$530
WestJet
May 8
YUL5:06 pmMontreal Pierre Elliott Trudeau Intl
5h 03m
1 stop
STL9:09 pmLambert-St Louis
May 11
STL5:15 pmLambert-St Louis
5h 42m
1 stop
YUL11:57 pmMontreal Pierre Elliott Trudeau Intl
$531
WestJet
May 10
YUL5:06 pmMontreal Pierre Elliott Trudeau Intl
5h 03m
1 stop
STL9:09 pmLambert-St Louis
May 16
STL6:04 pmLambert-St Louis
4h 09m
1 stop
YUL11:13 pmMontreal Pierre Elliott Trudeau Intl
$533

American Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Missouri

Our best American Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Missouri flight tickets
American Airlines
May 5
YUL12:30 pmMontreal Pierre Elliott Trudeau Intl
10h 49m
1 stop
STL10:19 pmLambert-St Louis
May 12
STL8:03 pmLambert-St Louis
14h 41m
1 stop
YUL11:44 amMontreal Pierre Elliott Trudeau Intl
$315
American Airlines
Apr 15
YUL12:30 pmMontreal Pierre Elliott Trudeau Intl
10h 47m
1 stop
STL10:17 pmLambert-St Louis
Apr 21
STL8:03 pmLambert-St Louis
14h 41m
1 stop
YUL11:44 amMontreal Pierre Elliott Trudeau Intl
$327
American Airlines
May 2
YUL12:30 pmMontreal Pierre Elliott Trudeau Intl
8h 39m
1 stop
STL8:09 pmLambert-St Louis
May 9
STL2:33 pmLambert-St Louis
20h 11m
1 stop
YUL11:44 amMontreal Pierre Elliott Trudeau Intl
$393

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 March 22, 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

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

12:30 pm-10:19 pm

1 stop10h 49m

Lambert-St Louis

Tue 5/12

8:03 pm-11:44 am

1 stop14h 41m

$315

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Wed 4/15

12:30 pm-10:17 pm

1 stop10h 47m

Lambert-St Louis

Tue 4/21

8:03 pm-11:44 am

1 stop14h 41m

$327

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sat 5/2

12:30 pm-8:09 pm

1 stop8h 39m

Lambert-St Louis

Sat 5/9

2:33 pm-11:44 am

1 stop20h 11m

$393

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sat 5/2

1:03 pm-11:46 pm

2 stops11h 43m

Lambert-St Louis

Sat 5/9

5:21 pm-11:44 am

1 stop17h 23m

$403

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

9:15 am-9:13 pm

2 stops12h 58m

Lambert-St Louis

Tue 5/12

7:45 am-9:26 pm

1 stop12h 41m

$424

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sun 4/19

8:00 am-6:50 am

2 stops23h 50m

Lambert-St Louis

Wed 4/22

4:59 pm-12:30 am

1 stop30h 31m

$450
Quickest round-trip

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Mon 4/20

6:45 pm-11:36 pm

1 stop5h 51m

Lambert-St Louis

Sat 4/25

5:59 pm-11:08 pm

1 stop4h 09m

$459

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Wed 4/29

1:20 pm-11:11 pm

1 stop10h 51m

Lambert-St Louis

Sat 5/2

6:30 am-5:30 pm

1 stop10h 00m

$460

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Fri 4/24

6:45 pm-11:36 pm

1 stop5h 51m

Lambert-St Louis

Sat 5/30

5:15 pm-11:57 pm

1 stop5h 42m

$496

MontrealKansas City

YUL - MCI

YULMCI

Montreal Pierre Elliott Trudeau Intl

Tue 4/21

4:35 pm-5:06 pm

1 stop25h 31m

Kansas City

Thu 4/30

6:01 pm-12:25 am

1 stop29h 24m

$541

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, April 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 $485. If you aren’t able to travel to Missouri during the month of April, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $508.

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 Tuesday when prices can be found for as low as $326. 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 2 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?

You could potentially save up to 10% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to Missouri flight.

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

Best Price Found

$508

Fastest flight time

2h 55m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun

Airports in Missouri

55 airports
The best flight deal from Montreal Pierre Elliott Trudeau Intl Airport to Missouri found on momondo in the last 72 hours is $508
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, Thursday, Friday, Saturday 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
DeltaPriceFrom $326Free CancellationRating
7.9
8,317 reviews
Search Delta flights
Air CanadaPriceFrom $499Free CancellationRating
7.1
10,830 reviews
Search Air Canada flights
WestJetPriceFrom $623Free CancellationRating
7.2
3,300 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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