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$318+ Cheap flights from St. Louis (STL) to Quebec

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YUL
Nov 7 — Nov 141
1 adult
Thu 11/7
Thu 11/14
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Find flight deals from St. Louis to Quebec

Cheapest flights from St. Louis to Quebec
Explore the most affordable flight options available from St. Louis to Quebec. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 2, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Mon 12/98:34 pmSTL - YUL
1 stop19h 01mMultiple Airlines
Thu 12/125:35 pmYUL - STL
1 stop26h 59mMultiple Airlines
Deal found 11/1$318
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Tue 12/246:15 amSTL - YUL
2 stops9h 40mAmerican Airlines
Tue 12/315:35 pmYUL - STL
1 stop20h 24mAmerican Airlines
Deal found 11/1$636
This Delta deal was found by Cheapflights users on 11/1. 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.
Wed 12/255:55 pmSTL - YUL
1 stop4h 14mDelta
Mon 12/306:05 amYUL - STL
1 stop6h 51mDelta
Deal found 11/1$680
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Tue 12/246:25 amSTL - YUL
2 stops12h 32mUnited Airlines
Tue 12/318:00 pmYUL - STL
2 stops20h 47mUnited Airlines
Deal found 11/1$682
This Air Canada deal was found by Cheapflights users on 11/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/276:25 amSTL - YUL
1 stop11h 22mAir Canada
Sat 12/289:15 amYUL - STL
1 stop6h 51mAir Canada
Deal found 11/1$732
This Priceline deal was found by Cheapflights users on 11/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/91:08 pmSTL - YUL
2 stops10h 32mWestJet
Thu 12/121:30 pmYUL - STL
2 stops9h 56mWestJet
Deal found 11/1$743
This Air Canada deal was found by Cheapflights users on 11/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1810:10 amSTL - YOW
1 stop5h 56mAir Canada
Fri 1/310:05 amYOW - STL
1 stop6h 01mAir Canada
Deal found 11/1$820
This Justfly.com deal was found by Cheapflights users on 11/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1811:25 amSTL - YOW
2 stops11h 45mWestJet
Sat 1/45:55 amYOW - STL
2 stops18h 45mWestJet
Deal found 11/1$822
This United deal was found by Cheapflights users on 11/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/181:05 pmSTL - YOW
2 stops9h 49mUnited Airlines
Sat 1/45:00 pmYOW - STL
1 stop5h 45mUnited Airlines
Deal found 11/1$833
This United deal was found by Cheapflights users on 11/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/258:00 amSTL - YQB
2 stops13h 56mUnited Airlines
Sat 12/285:00 amYQB - STL
2 stops11h 42mUnited Airlines
Deal found 11/1$892
This Air Canada deal was found by Cheapflights users on 11/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/256:25 amSTL - YQB
2 stops10h 48mAir Canada
Sat 12/285:00 amYQB - STL
1 stop11h 06mAir Canada
Deal found 11/1$1,063

Find flights from St. Louis to Quebec within your budget

Customize your flight search to find flights from St. Louis 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 2,559,957 searches. Data last updated November 2, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Mon 12/9

8:34 pm-4:35 pm

1 stop19h 01m

Montreal Pierre Elliott Trudeau Intl

Thu 12/12

5:35 pm-7:34 pm

1 stop26h 59m

$318

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Tue 12/24

6:15 am-4:55 pm

2 stops9h 40m

Montreal Pierre Elliott Trudeau Intl

Tue 12/31

5:35 pm-12:59 pm

1 stop20h 24m

$636

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Wed 12/25

5:55 pm-11:09 pm

1 stop4h 14m

Montreal Pierre Elliott Trudeau Intl

Mon 12/30

6:05 am-11:56 am

1 stop6h 51m

$680

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Tue 12/24

6:25 am-7:57 pm

2 stops12h 32m

Montreal Pierre Elliott Trudeau Intl

Tue 12/31

8:00 pm-3:47 pm

2 stops20h 47m

$682

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Fri 12/27

6:25 am-6:47 pm

1 stop11h 22m

Montreal Pierre Elliott Trudeau Intl

Sat 12/28

9:15 am-3:06 pm

1 stop6h 51m

$732

St. LouisMontreal

STL - YUL

STLYUL

Lambert-St Louis

Mon 12/9

1:08 pm-12:40 am

2 stops10h 32m

Montreal Pierre Elliott Trudeau Intl

Thu 12/12

1:30 pm-10:26 pm

2 stops9h 56m

$743

St. LouisOttawa

STL - YOW

STLYOW

Lambert-St Louis

Tue 1/14

12:50 pm-12:10 am

2 stops10h 20m

Ottawa

Fri 1/17

5:55 am-6:06 pm

2 stops13h 11m

$752

St. LouisOttawa

STL - YOW

STLYOW

Lambert-St Louis

Mon 1/13

2:55 pm-9:24 pm

1 stop5h 29m

Ottawa

Fri 1/17

3:11 pm-11:30 pm

1 stop9h 19m

$803

St. LouisOttawa

STL - YOW

STLYOW

Lambert-St Louis

Thu 4/10

8:00 am-4:50 pm

1 stop7h 50m

Ottawa

Mon 4/14

10:05 am-3:06 pm

1 stop6h 01m

$820

St. LouisOttawa

STL - YOW

STLYOW

Lambert-St Louis

Thu 4/10

6:45 am-2:35 pm

2 stops6h 50m

Ottawa

Mon 4/14

6:52 am-2:18 pm

1 stop8h 26m

$833

Flights are sorted by cheapest first

Deals found on 11/1

Showing 1-10 of 13 results
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Best time to book a flight from St. Louis to Quebec

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

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

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

Currently, February is the cheapest month in which you can book a flight from St. Louis to Quebec (average of $254). Flying from St. Louis to Quebec in July is currently the most expensive (average of $409). 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 STL to QC?

Find hourly flight availability from St. Louis to Quebec. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 2, 2024.

When flying from St. Louis to Quebec, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Quebec by month

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

In terms of precipitation, rainfall in Quebec ranges from 2.5 - 4.4 inches per month. August is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Quebec when rainfall is around 2.5 in.

Temperature in Quebec by month

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

If weather is an important factor for your trip to Quebec, 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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

Reviews of airlines servicing Quebec

Get insights into the airlines that provide service to Quebec. 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 Quebec. Reviews last updated November 2, 2024.
Read through reviews of airlines operating flights from St. Louis to Quebec, such as American Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,827 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,827 reviews
Delta
8.0
Very good
8,827 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,238 reviews
Delta
8.0
Very good
8,827 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

WestJet
7.3
Good
2,804 reviews
Delta
8.0
Very good
8,827 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,827 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Canada
7.0
Good
8,101 reviews
Delta
8.0
Very good
8,827 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Quebec. 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 from for flights from St. Louis to Quebec?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Quebec.

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

    Yes, there are multiple flights from St. Louis to Quebec for under $400. The cheapest flight booked recently is on Multiple Airlines for just $318, but on average you can expect to pay $675.

  • Are there last-minute flights available from St. Louis to Quebec for under $600?

    There are currently 7+ open flights from St. Louis to Quebec within the next 7 days for less than $600.

  • What are the most popular routes from St. Louis to Quebec?

    The most popular flight routes from St. Louis to Quebec are Lambert-St Louis - Montreal Pierre Elliott Trudeau Intl, Lambert-St Louis - Ottawa and Lambert-St Louis - Québec City.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from St. Louis to Quebec on time: Air Canada (80%), Jazz (80%), United Airlines (80%).

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

    On average you can expect to pay $1,360 for a flight from St. Louis to Quebec. The cheapest flight overall is $297 while the most popular route, (Lambert-St Louis - Montreal Pierre Elliott Trudeau Intl) is currently priced at $318.

  • What does STL to YUL mean?

    STL and YUL are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. STL to YUL refers to a flight route from Lambert-St Louis Airport to Montreal Pierre Elliott Trudeau Intl Airport. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Québec City Airport (YQB), Montreal St Hubert Airport (YHU), Montreal St Hubert Airport (YHU), Saguenay Bagotville Airport (YBG), Baie Comeau Airport (YBC).

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

    The amount of baggage you can bring on your St. Louis to Quebec 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 St. Louis to Quebec with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Quebec 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 St. Louis to Quebec that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis 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.

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

    Many airlines flying from St. Louis to Quebec 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 St. Louis to Quebec?

    Yes, you can often find last-minute deals on St. Louis to Quebec 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 St. Louis to Quebec flight deals updated?

    The St. Louis to Quebec flight deals you see on this page were last updated on 11/1.

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

    Currently, February is the cheapest month in which you can book a flight from St. Louis to Quebec (average of $254). Flying from St. Louis to Quebec in July is currently the most expensive (average of $409). 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 St. Louis to Quebec

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Vancouver Intl flights
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Top 4 airlines flying from St. Louis to Quebec

Discover the top 4 airlines that operate flights from St. Louis to Quebec. 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 2,559,957 searches. Data last updated November 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$267Average$662FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$300Average$632FlexibilityNo cancel feeOn-time71%
DeltaCheapest$382Average$560FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$429Average$598FlexibilityNo cancel feeOn-time69%
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