How does KAYAK find such low prices on flights from Quebec to St. Louis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Quebec to St. Louis. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Quebec to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Quebec is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Quebec to St. Louis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Quebec with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Quebec to St. Louis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Quebec up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$216 CHEAP FLIGHTS from Quebec to St. Louis

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$242

Overall average: $679

Multiple Airlines

Fri 1/23Sun 1/25

YOW - STL • 1 stop

Cheapest one-way

$216

Overall average: $425

Multiple Airlines

Sat 12/13

YUL - STL • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to St. Louis!

Flight Deals

Cheap Flights from Quebec to St. Louis

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Quebec to St. Louis that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Quebec to St. Louis

Fri, Jan 23 - Sun, Jan 25

9:30 am - 10:33 pmYOW-STL

14h 03m1 stop

5:11 pm - 5:13 pmSTL-YOW

23h 02m1 stop

$242Multiple Airlines

Find Deal

Tue, Feb 3 - Wed, Feb 4

9:15 am - 3:29 pmYOW-STL

7h 14m1 stop

4:05 pm - 11:08 pmSTL-YOW

6h 03m1 stop

$296Air Canada

Find Deal

Fri, Jan 23 - Sun, Jan 25

5:11 pm - 10:58 pmYOW-STL

6h 47m1 stop

9:57 am - 11:54 pmSTL-YOW

12h 57m2 stops

$301United Airlines

Find Deal

Tue, Apr 7 - Wed, Apr 8

6:52 am - 12:20 pmYOW-STL

6h 28m1 stop

6:30 am - 12:41 pmSTL-YOW

5h 11m1 stop

$302United Airlines

Find Deal

Sat, Dec 20 - Mon, Jan 5

3:10 pm - 11:33 pmYOW-STL

9h 23m1 stop

4:05 pm - 11:08 pmSTL-YOW

6h 03m1 stop

$307Multiple Airlines

Find Deal

Sat, Dec 20 - Mon, Jan 5

5:59 pm - 11:33 pmYOW-STL

6h 34m1 stop

6:35 pm - 2:30 pmSTL-YOW

18h 55m2 stops

$354United Airlines

Find Deal

Wed, Nov 26 - Wed, Dec 3

3:49 pm - 8:09 amYUL-STL

17h 20m1 stop

5:05 am - 3:10 pmSTL-YUL

9h 05m1 stop

$446American Airlines

Find Deal

Wed, Nov 26 - Wed, Dec 3

3:49 pm - 8:09 amYUL-STL

17h 20m1 stop

5:05 am - 10:40 pmSTL-YUL

16h 35m2 stops

$472American Airlines

Find Deal

Tue, Nov 25 - Tue, Dec 2

7:00 am - 4:07 pmYUL-STL

10h 07m1 stop

5:34 pm - 11:47 pmSTL-YUL

5h 13m1 stop

$526Delta

Find Deal

Tue, Apr 7 - Wed, Apr 8

6:00 am - 1:25 pmYUL-STL

8h 25m1 stop

5:30 pm - 11:39 pmSTL-YUL

5h 09m1 stop

$553Delta

Find Deal

Useful Info

Low season	February
High season	May
Cheapest flight	$216

Best time to beat the crowds with an average 22% drop in price.

Most popular time to fly with an average 22% increase in price.

Flight from Montreal to St. Louis

How does KAYAK find such low prices on flights from Quebec to St. Louis?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Quebec to St. Louis.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Quebec to St. Louis?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Quebec is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Quebec to St. Louis?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Quebec with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Quebec to St. Louis?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Quebec up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

O'Fallon

Wentzville

Farmington

Eureka

Litchfield

Grafton

Shrewsbury

Glencoe

Everything you need to know for your flight to St. Louis

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in St. Louis

St. Louis (STL)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

$216 Find Cheap Flights from Quebec to St. Louis

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

Everything you should know

Cheap Flights from Quebec to St. Louis

Recent round-trip flight deals from Quebec to St. Louis

Recent one-way flight deals from Quebec to St. Louis

Recent last minute flight deals from Quebec to St. Louis

Good to know

FAQs for booking flights from Quebec to St. Louis

How does KAYAK find such low prices on flights from Quebec to St. Louis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Quebec to St. Louis.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Quebec to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Quebec is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Quebec to St. Louis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Quebec with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Quebec to St. Louis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Quebec up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near St. Louis?

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

Cabin class types available on flights to Quebec

Complete your trip to St. Louis with a hotel stay or car rental

Find direct flights for St. Louis

Flights to other popular destinations

Flights from domestic origins to St. Louis

Choose which airport to fly into in St. Louis

Find deals for your return flight