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St. Louis

$177+ Cheap flights from Quebec to St. Louis (STL)

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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — STL
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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Find flight deals from Quebec to St. Louis

Cheapest flights from Quebec to St. Louis
Explore the most affordable flight options available from Quebec to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/36:30 amYUL - STL
1 stop10h 56mMultiple Airlines
Thu 12/54:26 pmSTL - YUL
1 stop24h 09mMultiple Airlines
Deal found 10/30$390
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/286:05 amYUL - STL
1 stop12h 20mDelta
Thu 12/512:45 pmSTL - YUL
1 stop25h 53mDelta
Deal found 10/29$434
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2112:30 pmYUL - STL
1 stop10h 40mAmerican Airlines
Mon 11/256:30 amSTL - YUL
2 stops9h 15mAmerican Airlines
Deal found 10/30$520
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/286:00 amYUL - STL
1 stop9h 12mUnited Airlines
Thu 12/58:25 amSTL - YUL
1 stop8h 25mUnited Airlines
Deal found 10/30$526
This Booking.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/219:15 amYUL - STL
2 stops7h 24mAir Canada
Mon 11/255:40 pmSTL - YUL
2 stops7h 13mAir Canada
Deal found 10/29$538
This FlightHub deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/26:45 amYUL - STL
2 stops27h 19mWestJet
Thu 12/511:25 amSTL - YUL
1 stop3h 57mWestJet
Deal found 10/30$583

Find flights from Quebec to St. Louis within your budget

Customize your flight search to find flights from Quebec to St. Louis 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 2,570,725 searches. Data last updated October 31, 2024.

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Any airport

Route

Depart

Return

Price

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Mon 11/18

3:55 pm-4:34 pm

1 stop25h 39m

$177

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Tue 12/3

12:50 pm-8:49 pm

1 stop8h 59m

$292

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Mon 12/2

6:30 pm-12:04 pm

2 stops18h 34m

$328

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Fri 11/15

10:59 am-7:30 pm

2 stops9h 31m

$330

OttawaSt. Louis

YOW - STL

YOWSTL

Ottawa

Wed 11/6

6:25 am-11:54 pm

3 stops18h 29m

$375

OttawaSt. Louis

YOW - STL

YOWSTL

Ottawa

Wed 11/6

5:55 am-2:55 pm

2 stops10h 00m

$510

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Tue 1/14

6:30 am-2:43 pm

1 stop9h 13m

Lambert-St Louis

Wed 1/15

5:05 pm-2:40 pm

1 stop20h 35m

$372

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Thu 11/28

6:05 am-5:25 pm

1 stop12h 20m

Lambert-St Louis

Thu 12/5

12:45 pm-3:38 pm

1 stop25h 53m

$434

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Wed 12/4

8:05 am-4:29 pm

1 stop9h 24m

Lambert-St Louis

Thu 12/5

8:30 am-5:08 pm

1 stop7h 38m

$513

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Thu 11/21

12:30 pm-10:10 pm

1 stop10h 40m

Lambert-St Louis

Mon 11/25

6:30 am-4:45 pm

2 stops9h 15m

$520

Flights are sorted by cheapest first

Deals found on 10/30

Showing 1-10 of 12 results
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Best time to book a flight from Quebec to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Quebec 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.

Travel insights for flights from Quebec to St. Louis

Get recent, data-driven insights about flights from Quebec to St. Louis including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Quebec to St. Louis?

Currently, September is the cheapest month in which you can book a flight from Quebec to St. Louis (average of $308). Flying from Quebec to St. Louis in March is currently the most expensive (average of $356). 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 QC to STL?

Find hourly flight availability from Quebec to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Quebec to St. Louis as you normally would.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated October 31, 2024.
Read reviews from past customers who have flown Air Canada, Delta and American Airlines from Quebec to St. Louis. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,835 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,835 reviews
Delta
8.0
Very good
8,835 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
9,240 reviews
Delta
8.0
Very good
8,835 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

WestJet
7.3
Good
2,804 reviews
Delta
8.0
Very good
8,835 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,835 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Canada
7.0
Good
8,095 reviews
Delta
8.0
Very good
8,835 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Quebec to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to St. Louis from Quebec?

    Lambert-St Louis (STL) is the airport you will fly into if you book a flight from Quebec to St. Louis. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.

  • Can I find flights from Quebec to St. Louis for under $400 on Cheapflights?

    Yes, there are multiple flights from Quebec to St. Louis for under $400. The cheapest flight booked recently is on Multiple Airlines for just $372, but on average you can expect to pay $549.

  • Are there last-minute flights available from Quebec to St. Louis for under $500?

    There are currently 6+ open flights from Quebec to St. Louis within the next 7 days for less than $500.

  • What are the cheapest airlines to fly from Quebec to St. Louis one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $292. However, be on the lookout for offers from WestJet and American Airlines, as they are both options that can get you from Quebec to St. Louis for a low price.

  • What are the most reliable airlines from Quebec to St. Louis?

    No one likes to see their flight delayed. When booking a flight from Quebec to St. Louis consider choosing Air Canada (47%), Jazz (47%) or United Airlines (47%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Quebec to St. Louis?

    The cheapest flight price from Quebec to St. Louis is $282. On average you can expect to pay $282. The most popular route, (Montreal Pierre Elliott Trudeau Intl - Lambert-St Louis), can usually be booked for $338.

  • What does YUL to STL mean?

    This is defined as Montreal Pierre Elliott Trudeau Intl Airport (YUL) and Lambert-St Louis Airport (STL). Codes like Lambert-St Louis Airport are often used to just call airports uniquely. Québec City Airport (YQB), Montreal St Hubert Airport (YHU), Montreal St Hubert Airport (YHU), Saguenay Bagotville Airport (YBG), Baie Comeau Airport (YBC) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Quebec to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your Quebec to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Quebec to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Quebec to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Quebec to St. Louis that include hotel bookings?

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

  • How can I find direct flights from Quebec to St. Louis?

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

  • Can I find deals for business class flights from Quebec to St. Louis?

    Yes. Cheapflights offers flight deals from Quebec to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Quebec to St. Louis that allow pets onboard?

    Many airlines flying from Quebec to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Quebec to St. Louis?

    Yes, you can often find last-minute deals on Quebec to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Quebec to St. Louis flight deals updated?

    The Quebec to St. Louis flight deals you see on this page were last updated on 10/30.

  • What is the cheapest month to book a flight from Quebec to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from Quebec to St. Louis (average of $308). Flying from Quebec to St. Louis in March is currently the most expensive (average of $356). 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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Top airline flying from Quebec to St. Louis

Discover the top airline that operate flights from Quebec to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$285Average$605FlexibilityNo cancel feeOn-time67%
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