$188 Find Cheap Flights from Quebec to St. Louis

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to St. Louis departing on 10/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

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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.

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

Wed, Oct 29 - Wed, Nov 5
American Airlines Logo
7:50 am - 6:20 pmYUL-STL
11h 30m2 stops
American Airlines Logo
5:40 pm - 3:11 pmSTL-YUL
20h 31m1 stop
$363American Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 5
American Airlines Logo
7:50 am - 6:20 pmYUL-STL
11h 30m2 stops
American Airlines Logo
6:00 am - 10:39 pmSTL-YUL
15h 39m2 stops
$368American Airlines
Find Deal
Sat, Oct 11 - Sat, Oct 18
Multiple Airlines Logo
3:50 pm - 10:02 amYOW-STL
19h 12m1 stop
Multiple Airlines Logo
7:15 pm - 4:57 pmSTL-YOW
20h 42m2 stops
$377Multiple Airlines
Find Deal
Sat, Oct 11 - Sat, Oct 18
Multiple Airlines Logo
3:50 pm - 10:02 amYOW-STL
19h 12m1 stop
Multiple Airlines Logo
4:33 pm - 4:57 pmSTL-YOW
23h 24m1 stop
$386Multiple Airlines
Find Deal
Fri, Oct 24 - Tue, Oct 28
United Airlines Logo
11:55 am - 12:44 pmYOW-STL
25h 49m2 stops
United Airlines Logo
1:35 pm - 10:26 amSTL-YOW
19h 51m2 stops
$434United Airlines
Find Deal
Thu, Nov 6 - Sat, Nov 8
United Airlines Logo
6:00 am - 3:46 pmYUL-STL
10h 46m1 stop
United Airlines Logo
6:43 pm - 12:46 pmSTL-YUL
17h 03m2 stops
$450United Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Delta Logo
7:30 pm - 8:13 amYUL-STL
13h 43m1 stop
Delta Logo
9:35 am - 6:40 pmSTL-YUL
8h 05m1 stop
$465Delta
Find Deal
Wed, Nov 5 - Wed, Nov 12
Delta Logo
7:30 pm - 8:13 amYUL-STL
13h 43m1 stop
Delta Logo
9:35 am - 6:40 pmSTL-YUL
8h 05m1 stop
$466Delta
Find Deal
Thu, Oct 9 - Mon, Oct 13
Air Canada Logo
4:00 pm - 7:38 pmYUL-STL
4h 38m1 stop
Air Canada Logo
4:05 pm - 9:40 pmSTL-YUL
4h 35m1 stop
$522Air Canada
Find Deal
Thu, Oct 9 - Mon, Oct 13
Air Canada Logo
4:00 pm - 7:38 pmYUL-STL
4h 38m1 stop
Air Canada Logo
9:15 am - 9:46 pmSTL-YUL
11h 31m2 stops
$535Air Canada
Find Deal

Everything you should know

Cheapest round-trip
$363
Overall average: $663
American Airlines
Wed 10/29Wed 11/5
YUL - STL • 2 stops
Cheapest non-stop
$627
United Airlines
Thu 10/9Mon 10/13
YUL - STL • Non-stop
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to St. Louis!
Useful Info

Good to know

Low seasonFebruary
Cheapest flight$188
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly with an average 27% increase in price.
Flight from Ottawa to St. Louis

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?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Wentzville
Farmington
Eureka
Litchfield
Grafton
Glencoe
Shrewsbury

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

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

St. Louis (STL)

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