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Cheap flights from Missouri to Montreal from $190

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Montreal departing on 7/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Missouri to Montreal

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:30 pm - 11:44 am
STL
-
YUL
18h 14m
1 stop
American Airlines Logo
12:30 pm - 11:56 pm
YUL
-
STL
12h 26m
1 stop
$432American Airlines
Tue, May 5 - Tue, May 12
American Airlines Logo
4:30 pm - 11:44 am
STL
-
YUL
18h 14m
1 stop
American Airlines Logo
1:03 pm - 11:56 pm
YUL
-
STL
11h 53m
2 stops
$442American Airlines
Tue, May 5 - Tue, May 12
Multiple Airlines Logo
8:23 pm - 2:08 pm
STL
-
YUL
40h 45m
2 stops
Multiple Airlines Logo
4:35 pm - 11:19 pm
YUL
-
STL
7h 44m
1 stop
$454Multiple Airlines
Wed, Apr 29 - Sun, May 3
Multiple Airlines Logo
5:27 pm - 2:08 pm
STL
-
YUL
19h 41m
2 stops
Multiple Airlines Logo
6:51 pm - 11:59 pm
YUL
-
STL
6h 08m
1 stop
$512Multiple Airlines
Wed, May 13 - Sun, May 17
American Airlines Logo
8:00 pm - 11:35 am
STL
-
YUL
14h 35m
1 stop
American Airlines Logo
12:30 pm - 11:51 pm
YUL
-
STL
12h 21m
1 stop
$531American Airlines
Wed, Aug 19 - Tue, Aug 25
American Airlines Logo
7:00 am - 4:53 pm
STL
-
YUL
8h 53m
1 stop
American Airlines Logo
5:33 pm - 8:32 am
YUL
-
STL
15h 59m
1 stop
$532American Airlines
Tue, Jun 2 - Sat, Jun 6
Multiple Airlines Logo
6:55 pm - 2:08 pm
STL
-
YUL
42h 13m
2 stops
Multiple Airlines Logo
7:00 am - 4:54 pm
YUL
-
STL
10h 54m
1 stop
$533Multiple Airlines
Thu, May 7 - Thu, May 14
Delta Logo
6:55 pm - 8:43 am
MCI
-
YUL
12h 48m
1 stop
Delta Logo
7:45 pm - 9:48 am
YUL
-
MCI
15h 03m
1 stop
$615Delta
Tue, Aug 11 - Tue, Aug 18
United Airlines Logo
8:54 am - 11:26 am
JLN
-
YUL
25h 32m
2 stops
United Airlines Logo
6:30 pm - 1:22 pm
YUL
-
JLN
19h 52m
1 stop
$619United Airlines
Sat, May 23 - Sat, May 30
United Airlines Logo
8:54 am - 7:46 am
JLN
-
YUL
21h 52m
2 stops
United Airlines Logo
6:00 am - 6:16 pm
YUL
-
JLN
13h 16m
2 stops
$629United Airlines
Sat, May 23 - Sat, May 30

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

Our best United Airlines deals on Missouri to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
United Airlines
May 30
STL9:23 amLambert-St Louis
11h 03m
1 stop
YUL9:26 pmMontreal Pierre Elliott Trudeau Intl
Jun 2
YUL1:15 pmMontreal Pierre Elliott Trudeau Intl
9h 01m
1 stop
STL9:16 pmLambert-St Louis
$593
United Airlines
May 30
STL6:00 amLambert-St Louis
10h 30m
1 stop
YUL5:30 pmMontreal Pierre Elliott Trudeau Intl
Jun 2
YUL8:40 amMontreal Pierre Elliott Trudeau Intl
8h 06m
1 stop
STL3:46 pmLambert-St Louis
$613
United Airlines
May 23
JLN8:54 amJoplin
25h 32m
2 stops
YUL11:26 amMontreal Pierre Elliott Trudeau Intl
May 30
YUL6:30 pmMontreal Pierre Elliott Trudeau Intl
19h 52m
1 stop
JLN1:22 pmJoplin
$619

Delta flights from Missouri to Montreal Pierre Elliott Trudeau Intl Airport

Our best Delta deals on Missouri to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Delta
Aug 11
MCI6:55 pmKansas City
12h 48m
1 stop
YUL8:43 amMontreal Pierre Elliott Trudeau Intl
Aug 18
YUL7:45 pmMontreal Pierre Elliott Trudeau Intl
15h 03m
1 stop
MCI9:48 amKansas City
$597
Delta
Aug 27
STL6:00 amLambert-St Louis
6h 39m
1 stop
YUL1:39 pmMontreal Pierre Elliott Trudeau Intl
Aug 29
YUL9:28 amMontreal Pierre Elliott Trudeau Intl
8h 50m
1 stop
STL5:18 pmLambert-St Louis
$603
Delta
Aug 11
MCI6:55 pmKansas City
12h 48m
1 stop
YUL8:43 amMontreal Pierre Elliott Trudeau Intl
Aug 18
YUL7:45 pmMontreal Pierre Elliott Trudeau Intl
15h 03m
1 stop
MCI9:48 amKansas City
$615

momondo Fare Finder

 
Customize your flight search to find flights from Missouri to Montreal Pierre Elliott Trudeau Intl Airport 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 April 11, 2026.
Use the filters below to find and compare flights from Missouri to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Tue 5/5

4:30 pm-11:44 am

1 stop18h 14m

Montreal Pierre Elliott Trudeau Intl

Tue 5/12

12:30 pm-11:56 pm

1 stop12h 26m

$432

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Tue 5/5

4:30 pm-11:44 am

1 stop18h 14m

Montreal Pierre Elliott Trudeau Intl

Tue 5/12

1:03 pm-11:56 pm

2 stops11h 53m

$442

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Wed 4/29

8:23 pm-2:08 pm

2 stops40h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 5/3

4:35 pm-11:19 pm

1 stop7h 44m

$454

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Wed 5/13

5:27 pm-2:08 pm

2 stops19h 41m

Montreal Pierre Elliott Trudeau Intl

Sun 5/17

6:51 pm-11:59 pm

1 stop6h 08m

$512

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Wed 8/19

8:00 pm-11:35 am

1 stop14h 35m

Montreal Pierre Elliott Trudeau Intl

Tue 8/25

12:30 pm-11:51 pm

1 stop12h 21m

$531
Quickest round-trip

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Tue 6/2

7:00 am-4:53 pm

1 stop8h 53m

Montreal Pierre Elliott Trudeau Intl

Sat 6/6

5:33 pm-8:32 am

1 stop15h 59m

$532

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Thu 5/7

6:55 pm-2:08 pm

2 stops42h 13m

Montreal Pierre Elliott Trudeau Intl

Thu 5/14

7:00 am-4:54 pm

1 stop10h 54m

$533

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Tue 8/11

6:55 pm-8:43 am

1 stop12h 48m

Montreal Pierre Elliott Trudeau Intl

Tue 8/18

7:45 pm-9:48 am

1 stop15h 03m

$615

JoplinMontreal

JLN - YUL

JLNYUL

Joplin

Sat 5/23

8:54 am-11:26 am

2 stops25h 32m

Montreal Pierre Elliott Trudeau Intl

Sat 5/30

6:30 pm-1:22 pm

1 stop19h 52m

$619

JoplinMontreal

JLN - YUL

JLNYUL

Joplin

Sat 5/23

8:54 am-7:46 am

2 stops21h 52m

Montreal Pierre Elliott Trudeau Intl

Sat 5/30

6:00 am-6:16 pm

2 stops13h 16m

$629

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 Montreal from

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

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 day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

The cheapest day to depart from Missouri to Montreal Pierre Elliott Trudeau Intl Airport is on a Wednesday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Wednesday will often find tickets for as low as $918. Flights from Missouri to Montreal Pierre Elliott Trudeau Intl Airport on a Friday will generally be more expensive and average around $1,178. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

In the morning is the cheapest time of day to fly from Missouri to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as $998. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the morning is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $1,022.

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

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

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

There are 3 cabin classes available to choose from on Missouri to Montreal Pierre Elliott Trudeau Intl 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 Missouri to Montreal Pierre Elliott Trudeau Intl Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a Missouri to Montreal Pierre Elliott Trudeau Intl Airport flight.

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

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

Best Price Found

$337

Fastest flight time

2h 32m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Missouri in the past 72 hours is $337. The best round-trip flight deal from Missouri to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is $992.
The fastest flight from Missouri to Montreal Pierre Elliott Trudeau Intl Airport takes 2h 32m
Direct flights go from Missouri to Montreal Pierre Elliott Trudeau Intl Airport every day.
Search flight deals

Frequently asked questions about flying from Missouri to Montreal Pierre Elliott Trudeau Intl Airport

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

    Prices for flights from Missouri to Montreal Pierre Elliott Trudeau Intl Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The travel and health documents required for your trip to Montreal Pierre Elliott Trudeau Intl Airport 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 Montreal Pierre Elliott Trudeau Intl Airport. 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 Missouri to Montreal Pierre Elliott Trudeau Intl Airport?

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

Compare and see reviews for airlines that fly from Missouri to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $212Free CancellationRating
7.9
8,408 reviews
Search Delta flights
United AirlinesPriceFrom $239Free CancellationRating
7.4
9,569 reviews
Search United Airlines flights
Air CanadaPriceFrom $318Free CancellationRating
7.1
10,916 reviews
Search Air Canada flights
American AirlinesPriceFrom $348Free CancellationRating
7.1
11,573 reviews
Search American Airlines flights
WestJetPriceFrom $575Free CancellationRating
7.2
3,320 reviews
Search WestJet flights

Traveling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Dorval
Brossard
Longueuil
Trois-Rivières
Cornwall
Saint-Sauveur
Sherbrooke
Magog
Boucherville
Drummondville
Saint-Jean-sur-Richelieu
Montebello
Bromont
North Hatley
Sutton

Why use momondo?

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

It is quick and easy to find Missouri to Montreal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Montreal that suits you.

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

momondo does allow users to show only those flights to Montreal from Missouri which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Missouri to Montreal.

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

Yes momondo offers price alerts on flights to Montreal from Missouri. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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