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Cheap flights from Missouri to Montreal Pierre Elliott Trudeau Intl Airport from C$ 298

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YUL
6 Sep — 13 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Missouri to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Missouri to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Missouri to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 August 2026.

Sat 5/95:13 p.m. -
1 stop17h 30m
Fri 11/912:31 p.m. -
1 stop9h 13m
Deal found 6/8C$ 681
Thu 17/97:27 a.m. -
1 stop8h 26m
Thu 24/912:31 p.m. -
1 stop12h 56m
Deal found 3/8C$ 684
Sat 17/105:00 a.m. -
1 stop10h 52m
Wed 21/1012:30 p.m. -
1 stop12h 39m
Deal found 5/8C$ 720
Tue 13/105:27 p.m. -
1 stop17h 17m
Fri 16/105:34 p.m. -
1 stop18h 16m
Deal found 2/8C$ 738
Fri 18/95:18 p.m. -
1 stop17h 26m
Tue 22/95:34 p.m. -
1 stop17h 44m
Deal found 3/8C$ 745
Tue 1/99:32 a.m. -
2 stops11h 12m
Tue 8/95:34 p.m. -
1 stop17h 44m
Deal found 4/8C$ 748
Tue 20/105:31 p.m. -
1 stop5h 28m
Thu 29/107:00 a.m. -
1 stop10h 26m
Deal found 6/8C$ 750
Tue 1/96:00 a.m. -
1 stop9h 50m
Fri 4/95:34 p.m. -
1 stop15h 50m
Deal found 5/8C$ 764
Sun 13/96:30 a.m. -
1 stop4h 28m
Fri 18/96:47 p.m. -
1 stop6h 04m
Deal found 6/8C$ 786
Wed 9/92:29 p.m. -
2 stops22h 39m
Wed 16/96:47 p.m. -
1 stop5h 55m
Deal found 5/8C$ 790
Tue 1/92:55 p.m. -
1 stop17h 51m
Thu 17/912:31 p.m. -
1 stop12h 56m
Deal found 5/8C$ 792
Fri 2/104:37 p.m. -
1 stop16h 12m
Tue 6/105:34 p.m. -
1 stop18h 16m
Deal found 2/8C$ 793

Find flight deals from Missouri to Pierre Elliott Trudeau Intl

Keep the following information in mind while searching for Missouri to Pierre Elliott Trudeau Intl flight deals. Data was last updated 7 August 2026.

Round-trip from

C$ 681

One-way from

C$ 298

Popular in

May

Cheapest in

September

Average price

C$ 930
American Airlines
  • American Airlines
  • 5/9-11/9
  • 2 total stops
  • 26h 43m total
  • Missouri to Montreal
Search Deals
American Airlines
  • American Airlines
  • 7/10
  • 1 total stop
  • 8h 23m total
  • Missouri to Montreal
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (C$ 319 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Pierre Elliott Trudeau Intl 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 7 August 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

Kansas CityMontreal

MCI Kansas City - YUL Montreal Pierre Elliott Trudeau Intl

MCIYUL

Kansas City

Tue 20/10

5:31 p.m.-11:59 p.m.

1 stop5h 28m

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

7:00 a.m.-4:26 p.m.

1 stop10h 26m

C$ 750

Kansas CityMontreal

MCI Kansas City - YUL Montreal Pierre Elliott Trudeau Intl

MCIYUL

Kansas City

Tue 20/10

5:31 p.m.-11:59 p.m.

1 stop5h 28m

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

6:45 a.m.-10:06 a.m.

2 stops28h 21m

C$ 786

Kansas CityMontreal

MCI Kansas City - YUL Montreal Pierre Elliott Trudeau Intl

MCIYUL

Kansas City

Tue 22/9

11:10 a.m.-7:45 p.m.

1 stop7h 35m

Montreal Pierre Elliott Trudeau Intl

Sat 26/9

9:45 a.m.-10:00 p.m.

1 stop13h 15m

C$ 855

Kansas CityMontreal

MCI Kansas City - YUL Montreal Pierre Elliott Trudeau Intl

MCIYUL

Kansas City

Sat 21/11

3:50 p.m.-11:30 p.m.

1 stop6h 40m

Montreal Pierre Elliott Trudeau Intl

Wed 25/11

2:30 p.m.-10:25 p.m.

1 stop8h 55m

C$ 855

Kansas CityMontreal

MCI Kansas City - YUL Montreal Pierre Elliott Trudeau Intl

MCIYUL

Kansas City

Tue 24/11

6:36 a.m.-3:58 p.m.

1 stop8h 22m

Montreal Pierre Elliott Trudeau Intl

Sat 28/11

7:10 a.m.-3:01 p.m.

1 stop8h 51m

C$ 855

Kansas CityMontreal

MCI Kansas City - YUL Montreal Pierre Elliott Trudeau Intl

MCIYUL

Kansas City

Tue 25/8

3:47 p.m.-11:43 a.m.

1 stop18h 56m

Montreal Pierre Elliott Trudeau Intl

Mon 31/8

12:30 p.m.-12:35 a.m.

1 stop13h 05m

C$ 872

St. LouisMontreal

STL Lambert-St Louis - YUL Montreal Pierre Elliott Trudeau Intl

STLYUL

Lambert-St Louis

Wed 9/9

6:40 a.m.-6:53 p.m.

2 stops11h 13m

Montreal Pierre Elliott Trudeau Intl

Wed 16/9

9:30 a.m.-7:58 p.m.

2 stops11h 28m

C$ 879

St. LouisMontreal

STL Lambert-St Louis - YUL Montreal Pierre Elliott Trudeau Intl

STLYUL

Lambert-St Louis

Sat 9/1

9:40 a.m.-9:01 p.m.

1 stop10h 21m

Montreal Pierre Elliott Trudeau Intl

Wed 13/1

6:10 a.m.-2:30 p.m.

1 stop9h 20m

C$ 893

St. LouisMontreal

STL Lambert-St Louis - YUL Montreal Pierre Elliott Trudeau Intl

STLYUL

Lambert-St Louis

Tue 15/9

9:43 a.m.-9:26 p.m.

1 stop10h 43m

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

8:40 a.m.-8:00 p.m.

1 stop12h 20m

C$ 893

Kansas CityMontreal

MCI Kansas City - YUL Montreal Pierre Elliott Trudeau Intl

MCIYUL

Kansas City

Sun 8/11

7:00 a.m.-5:38 p.m.

1 stop9h 38m

Montreal Pierre Elliott Trudeau Intl

Sat 14/11

7:10 a.m.-4:47 p.m.

1 stop10h 37m

C$ 901

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

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

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

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

Currently, February is the cheapest month in which you can book a flight from Missouri to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 646). Flying from Missouri to Montreal Pierre Elliott Trudeau Intl Airport in May is currently the most expensive (average of C$ 1,463). 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 MO to YUL?

Find hourly flight availability from Missouri to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 August 2026.

When flying from Missouri to Montreal Pierre Elliott Trudeau Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Missouri to Montreal Pierre Elliott Trudeau Intl Airport

Explore weekly flight availability from Missouri to Pierre Elliott Trudeau Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 7 August 2026.

The most flights from USMO to YUL are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Missouri to Montreal Pierre Elliott Trudeau Intl Airport?

Airfare is typical for this route at the moment.
Missouri to Montreal Pierre Elliott Trudeau Intl Airport flights typically cost between C$ 415 and C$ 1,526 in September.
The cheapest round-trip price found within the last 5 days was C$ 681 on American Airlines (5 Sep-11 Sep).

Related info for your journey

Find useful and relevant information for your journey from Missouri to Pierre Elliott Trudeau Intl. 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 Missouri to Montreal Pierre Elliott Trudeau Intl Airport?

    A quick flight from Missouri to Montreal Pierre Elliott Trudeau Intl Airport can take about 5h 28m. Delta provides one of the quickest options available for as low as C$ 750. Missouri and Montreal Pierre Elliott Trudeau Intl Airport are separated by a distance of 1846 km. This flight may include one or multiple stops.

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

    The most popular route from Missouri to Montreal Pierre Elliott Trudeau Intl Airport is Lambert-St Louis - Montreal Pierre Elliott Trudeau Intl. You may also consider Kansas City - Montreal Pierre Elliott Trudeau Intl or Joplin - Montreal Pierre Elliott Trudeau Intl.

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

    The top 3 most reliable airlines when flying from Missouri to Montreal Pierre Elliott Trudeau Intl Airport are Jazz (66%), United Airlines (64%) and Air Canada (64%).

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Missouri to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 646). Flying from Missouri to Montreal Pierre Elliott Trudeau Intl Airport in May is currently the most expensive (average of C$ 1,463). 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

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

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

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Alternative routes for Missouri to Pierre Elliott Trudeau Intl

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Fly with Cheapflights

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

Deals for Missouri to Pierre Elliott Trudeau Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Missouri to Pierre Elliott Trudeau Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Pierre Elliott Trudeau Intl from Missouri.

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

Yes, we can. To see specific flights from Missouri to Pierre Elliott Trudeau Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for Missouri to Pierre Elliott Trudeau Intl 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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