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Cheap flights from Missouri to Quebec from C$ 175

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 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YUL
8 Mar — 15 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Missouri to Quebec

Enter your travel dates to find the best prices.

Cheapest flights from Missouri to Quebec
Explore the most affordable flight options available from Missouri to Quebec. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 February 2026.

Tue 7/45:21 p.m.
STL
-
YUL
1 stop17h 23m
American Airlines
Thu 9/412:30 p.m.
YUL
-
STL
1 stop12h 16m
American Airlines
Deal found 3/2C$ 468
Tue 5/58:03 p.m.
STL
-
YUL
1 stop14h 41m
American Airlines
Sat 9/51:03 p.m.
YUL
-
STL
2 stops11h 53m
American Airlines
Deal found 4/2C$ 482
Mon 20/412:12 p.m.
MCI
-
YUL
1 stop25h 58m
Multiple Airlines
Thu 30/44:25 p.m.
YUL
-
MCI
1 stop19h 42m
Multiple Airlines
Deal found 2/2C$ 516
Tue 21/47:50 p.m.
MCI
-
YUL
1 stop14h 54m
American Airlines
Tue 28/412:30 p.m.
YUL
-
MCI
1 stop11h 22m
American Airlines
Deal found 2/2C$ 534
Mon 20/412:12 p.m.
MCI
-
YUL
1 stop25h 58m
Multiple Airlines
Wed 29/46:45 a.m.
YUL
-
MCI
2 stops28h 33m
Multiple Airlines
Deal found 2/2C$ 536
Fri 17/45:21 p.m.
STL
-
YUL
1 stop17h 23m
American Airlines
Tue 21/412:30 p.m.
YUL
-
STL
1 stop12h 16m
American Airlines
Deal found 3/2C$ 539
Mon 20/412:12 p.m.
MCI
-
YUL
1 stop25h 58m
Multiple Airlines
Sun 26/48:00 a.m.
YUL
-
MCI
1 stop28h 07m
Multiple Airlines
Deal found 2/2C$ 542
Wed 22/47:45 a.m.
STL
-
YUL
1 stop8h 45m
United Airlines
Sun 26/46:30 p.m.
YUL
-
STL
1 stop27h 38m
United Airlines
Deal found 4/2C$ 542
Sun 19/412:12 p.m.
MCI
-
YUL
1 stop27h 16m
Multiple Airlines
Thu 30/44:25 p.m.
YUL
-
MCI
1 stop19h 42m
Multiple Airlines
Deal found 2/2C$ 545
Mon 23/36:04 p.m.
MCI
-
YUL
2 stops29h 34m
Multiple Airlines
Mon 30/38:00 a.m.
YUL
-
MCI
1 stop28h 29m
Multiple Airlines
Deal found 5/2C$ 553
Mon 20/412:12 p.m.
MCI
-
YUL
1 stop25h 58m
Multiple Airlines
Tue 28/44:35 p.m.
YUL
-
MCI
1 stop8h 24m
Multiple Airlines
Deal found 2/2C$ 557
Tue 21/46:00 a.m.
MCI
-
YUL
1 stop17h 30m
Multiple Airlines
Wed 29/46:45 a.m.
YUL
-
MCI
1 stop29h 22m
Multiple Airlines
Deal found 2/2C$ 561

Find flight deals from Missouri to Quebec

Keep the following information in mind while searching for Missouri to Quebec flight deals. Data was last updated 6 February 2026.

Round-trip from

C$ 468

One-way from

C$ 175

Popular in

December

Cheapest in

September

Average price

C$ 668
American Airlines
  • American Airlines
  • 7/4-9/4
  • 2 total stops
  • 29h 39m total
  • Missouri to Quebec
Search Deals
American Airlines
  • American Airlines
  • 21/4
  • 1 total stop
  • 14h 41m total
  • Missouri to Quebec
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 202 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Quebec 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 6 February 2026.
Use the filters below to find and compare flights from Missouri to Quebec that are best for you.

Fly from

Missouri

Fly to

Quebec

Route

Depart

Return

Price

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Tue 21/4

5:21 p.m.-11:44 a.m.

1 stop17h 23m

Montreal Pierre Elliott Trudeau Intl

Thu 23/4

12:30 p.m.-11:46 p.m.

1 stop12h 16m

C$ 468

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Tue 7/4

5:21 p.m.-11:44 a.m.

1 stop17h 23m

Montreal Pierre Elliott Trudeau Intl

Thu 9/4

12:30 p.m.-11:46 p.m.

1 stop12h 16m

C$ 468

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Tue 5/5

8:03 p.m.-11:44 a.m.

1 stop14h 41m

Montreal Pierre Elliott Trudeau Intl

Sat 9/5

12:30 p.m.-11:56 p.m.

1 stop12h 26m

C$ 468

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Fri 17/4

5:21 p.m.-11:44 a.m.

1 stop17h 23m

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

12:30 p.m.-11:46 p.m.

1 stop12h 16m

C$ 539

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Wed 22/4

7:45 a.m.-5:30 p.m.

1 stop8h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 26/4

6:30 p.m.-9:08 p.m.

1 stop27h 38m

C$ 542

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Mon 23/3

6:04 p.m.-12:38 a.m.

2 stops29h 34m

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

8:00 a.m.-11:29 a.m.

1 stop28h 29m

C$ 553

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Fri 17/4

5:21 p.m.-11:44 a.m.

1 stop17h 23m

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

12:30 p.m.-10:17 p.m.

1 stop10h 47m

C$ 577

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Wed 15/4

6:00 a.m.-12:30 a.m.

1 stop17h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

8:00 a.m.-11:59 p.m.

2 stops40h 59m

C$ 623

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Wed 22/4

8:03 p.m.-11:44 a.m.

1 stop14h 41m

Montreal Pierre Elliott Trudeau Intl

Fri 24/4

7:45 a.m.-7:29 p.m.

1 stop12h 44m

C$ 623

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Mon 20/4

12:12 p.m.-3:10 p.m.

1 stop25h 58m

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

4:35 p.m.-11:59 p.m.

1 stop8h 24m

C$ 627

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Showing 1-10 of 60 results
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Best time to book a flight from Missouri to Quebec

Have a flexible travel schedule? Discover the best time to fly to Quebec 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 Quebec

What is the cheapest month to book a flight from Missouri to Quebec?

Currently, May is the cheapest month in which you can book a flight from Missouri to Quebec (average of C$ 205). Flying from Missouri to Quebec in January is currently the most expensive (average of C$ 884). 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.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Quebec. 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 Quebec?

    Airlines like American Airlines, United Airlines, and Air Canada fly from Missouri to Quebec in about 5h. The time it takes to get you to your destination can typically vary by up to 12h 23m. The distance from Missouri to Quebec is about 1782 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Missouri to Quebec that include hotel bookings?

    Yes. In addition to deals on Missouri to Quebec flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Quebec?

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

  • Can I find deals for business class flights from Missouri to Quebec?

    Yes. Cheapflights offers flight deals from Missouri to Quebec 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 Quebec?

    Currently, May is the cheapest month in which you can book a flight from Missouri to Quebec (average of C$ 205). Flying from Missouri to Quebec in January is currently the most expensive (average of C$ 884). 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

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Alternative routes for Missouri to Quebec

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Missouri to Quebec?

When you search for this flight from Missouri to Quebec, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Missouri to Quebec?

Cheapflights helps you find that perfect flight to Quebec from Missouri by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Missouri to Quebec with no change fees?

Yes, we can. To see specific flights from Missouri to Quebec 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 Quebec become cheaper?

Not ready to book yet? You can track prices for flights from Missouri to Quebec on Cheapflights with our Price Alert feature and get notified when better prices are available.

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