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

C$ 426 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and Air Canada, with prices starting from C$ 448 and C$ 458, respectively.

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

Most travellers choose Montreal Pierre Elliott Trudeau Intl - Lambert-St Louis, Québec City - Lambert-St Louis or Ottawa - Lambert-St Louis when deciding on the best route from Quebec to St. Louis.

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

On average you can expect to pay C$ 866 for a flight from Quebec to St. Louis. The cheapest flight overall is C$ 739 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - Lambert-St Louis) is currently priced at C$ 473.

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 (55%), Jazz (55%) or United Airlines (55%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Quebec to St. Louis?

Consider Air Canada, United Airlines or WestJet when booking your flight. These represent the most popular airlines when flying from Quebec to St. Louis.

What is the cheapest month to fly from Quebec to St. Louis?

Flights from Quebec to St. Louis lean towards being more expensive in December. Prices are generally better when you fly from Quebec to St. Louis in April, with the cheapest ticket starting at C$ 551.

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

Located just 20.4 km from the city centre, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Quebec.

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.

C$ 224+ Flights from Quebec to St. Louis

Cheap flight deals from Quebec to St. Louis

Round-trip from	C$ 461
One-way from	C$ 224

18/2-24/2
2 total stops
34h 55m total
Quebec to St. Louis

Search Deals

15/1
1 total stop
8h 07m total
Quebec to St. Louis

Search Deals

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 18 December 2024.

Tue 24/127:30 a.m.YUL - STL

1 stop5h 41mAmerican Airlines

Thu 2/15:03 a.m.STL - YUL

1 stop7h 32mAmerican Airlines

Deal found 17/12C$ 910

Thu 19/1210:00 a.m.YUL - STL

2 stops14h 28mMultiple Airlines

Wed 25/123:53 p.m.STL - YUL

1 stop21h 47mMultiple Airlines

Deal found 17/12C$ 1,017

Tue 24/121:30 p.m.YUL - STL

2 stops27h 42mWestJet

Thu 2/15:55 p.m.STL - YUL

1 stop17h 00mWestJet

Deal found 17/12C$ 1,065

Best flights from Quebec to St. Louis
Discover carefully curated flight deals from Quebec to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 18 December 2024.

Tue 18/26:15 a.m.YUL - STL

1 stop18h 28mMultiple Airlines

Mon 24/211:08 p.m.STL - YUL

1 stop16h 27mMultiple Airlines

Deal found 18/12C$ 461

Mon 13/15:15 p.m.YUL - STL

1 stop16h 43mDelta

Thu 23/16:05 a.m.STL - YUL

1 stop14h 01mDelta

Deal found 17/12C$ 616

Wed 15/17:30 a.m.YUL - STL

1 stop6h 27mAmerican Airlines

Fri 17/15:03 p.m.STL - YUL

1 stop16h 07mAmerican Airlines

Deal found 18/12C$ 666

Fri 31/110:30 a.m.YQB - STL

1 stop5h 36mAir Canada

Fri 7/23:50 p.m.STL - YQB

1 stop6h 06mAir Canada

Deal found 16/12C$ 676

Tue 18/21:30 p.m.YUL - STL

2 stops9h 47mWestJet

Mon 24/25:50 p.m.STL - YUL

1 stop4h 32mWestJet

Deal found 18/12C$ 724

Mon 10/27:00 a.m.YUL - STL

2 stops9h 38mUnited Airlines

Mon 3/310:18 a.m.STL - YUL

2 stops8h 30mUnited Airlines

Deal found 18/12C$ 764

Sat 1/38:15 a.m.YUL - STL

1 stop7h 51mAir Canada

Fri 7/33:50 p.m.STL - YUL

1 stop15h 05mAir Canada

Deal found 17/12C$ 813

Tue 14/13:11 p.m.YOW - STL

1 stop9h 19mMultiple Airlines

Tue 21/11:02 p.m.STL - YOW

1 stop7h 22mMultiple Airlines

Deal found 17/12C$ 896

Tue 14/16:00 a.m.YOW - STL

2 stops10h 38mUnited Airlines

Tue 21/16:30 a.m.STL - YOW

2 stops8h 46mUnited Airlines

Deal found 17/12C$ 917

Last-minute flights from Quebec to St. Louis
Discover last-minute flight deals from Quebec to St. Louis. Data last updated 18 December 2024 and is based on user searches.

Tue 24/127:30 a.m.YUL - STL

1 stop5h 41mAmerican Airlines

Thu 2/15:03 a.m.STL - YUL

1 stop7h 32mAmerican Airlines

Deal found 17/12C$ 910

Tue 24/121:30 p.m.YUL - STL

2 stops27h 42mWestJet

Thu 2/15:55 p.m.STL - YUL

1 stop17h 00mWestJet

Deal found 17/12C$ 1,065

Mon 13/15:15 p.m.YUL - STL

1 stop16h 43mDelta

Thu 23/16:05 a.m.STL - YUL

1 stop14h 01mDelta

Deal found 17/12C$ 616

Mon 13/11:30 p.m.YUL - STL

2 stops10h 44mWestJet

Thu 23/11:35 p.m.STL - YUL

1 stop6h 31mWestJet

Deal found 17/12C$ 727

Mon 13/18:35 a.m.YUL - STL

2 stops8h 03mUnited Airlines

Tue 14/16:30 a.m.STL - YUL

2 stops10h 25mUnited Airlines

Deal found 17/12C$ 767

Tue 14/13:11 p.m.YOW - STL

1 stop9h 19mMultiple Airlines

Tue 21/11:02 p.m.STL - YOW

1 stop7h 22mMultiple Airlines

Deal found 17/12C$ 896

Tue 14/16:00 a.m.YOW - STL

2 stops10h 38mUnited Airlines

Tue 21/16:30 a.m.STL - YOW

2 stops8h 46mUnited Airlines

Deal found 17/12C$ 917

Wed 15/17:30 a.m.YUL - STL

1 stop6h 27mAmerican Airlines

Fri 17/15:03 p.m.STL - YUL

1 stop16h 07mAmerican Airlines

Deal found 18/12C$ 666

Fri 31/16:15 a.m.YUL - STL

1 stop18h 16mMultiple Airlines

Fri 7/27:09 p.m.STL - YUL

2 stops20h 26mMultiple Airlines

Deal found 16/12C$ 528

Fri 31/110:30 a.m.YQB - STL

1 stop5h 36mAir Canada

Fri 7/23:50 p.m.STL - YQB

1 stop6h 06mAir Canada

Deal found 16/12C$ 676

One-way flights from Quebec to St. Louis
Search for one-way flight options from Quebec to St. Louis. Find affordable one-way fares based on user searches. Data last updated 18 December 2024.

Wed 15/14:20 p.m.YOW - STL

1 stop8h 07mMultiple Airlines

Deal found 18/12C$ 224

Wed 19/36:50 a.m.YUL - STL

3 stops29h 55mMultiple Airlines

Deal found 17/12C$ 386

Wed 19/37:00 a.m.YUL - STL

1 stop6h 59mDelta

Deal found 17/12C$ 426

Wed 19/310:54 a.m.YUL - STL

2 stops12h 25mAmerican Airlines

Deal found 17/12C$ 448

Fri 31/16:20 a.m.YOW - STL

1 stop8h 54mAir Canada

Deal found 16/12C$ 458

Find flights from Quebec to St. Louis within your budget

Fly from

Fly to

Route

Depart

Return

Price

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Mon 10/2

6:15 a.m.-11:41 p.m.

1 stop18h 26m

Lambert-St Louis

Mon 3/3

11:08 p.m.-4:35 p.m.

1 stop16h 27m

C$ 524

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Mon 13/1

5:15 p.m.-8:58 a.m.

1 stop16h 43m

Lambert-St Louis

Thu 23/1

6:05 a.m.-9:06 p.m.

1 stop14h 01m

C$ 616

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Wed 15/1

7:30 a.m.-12:57 p.m.

1 stop6h 27m

Lambert-St Louis

Fri 17/1

5:03 p.m.-10:10 a.m.

1 stop16h 07m

C$ 666

Québec CitySt. Louis

YQB - STL

YQBSTL

Québec City

Fri 31/1

10:30 a.m.-3:06 p.m.

1 stop5h 36m

Lambert-St Louis

Fri 7/2

3:50 p.m.-10:56 p.m.

1 stop6h 06m

C$ 676

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Mon 13/1

1:30 p.m.-11:14 p.m.

2 stops10h 44m

Lambert-St Louis

Thu 23/1

1:35 p.m.-9:06 p.m.

1 stop6h 31m

C$ 727

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Mon 10/2

7:00 a.m.-3:38 p.m.

2 stops9h 38m

Lambert-St Louis

Mon 3/3

3:32 p.m.-9:17 p.m.

1 stop4h 45m

C$ 764

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Sat 1/3

8:15 a.m.-3:06 p.m.

1 stop7h 51m

Lambert-St Louis

Fri 7/3

3:50 p.m.-7:55 a.m.

1 stop15h 05m

C$ 813

OttawaSt. Louis

YOW - STL

YOWSTL

Ottawa

Tue 14/1

3:11 p.m.-11:30 p.m.

1 stop9h 19m

Lambert-St Louis

Tue 21/1

1:02 p.m.-9:24 p.m.

1 stop7h 22m

C$ 896

OttawaSt. Louis

YOW - STL

YOWSTL

Ottawa

Tue 14/1

6:00 a.m.-3:38 p.m.

2 stops10h 38m

Lambert-St Louis

Tue 21/1

6:30 a.m.-4:16 p.m.

2 stops8h 46m

C$ 917

OttawaSt. Louis

YOW - STL

YOWSTL

Ottawa

Wed 15/1

4:20 p.m.-11:27 p.m.

1 stop8h 07m

C$ 224

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/12

Showing 1-10 of 14 results

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, January is the cheapest month in which you can book a flight from Quebec to St. Louis (average of C$ 365). Flying from Quebec to St. Louis in September is currently the most expensive (average of C$ 491). 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?

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

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 mm per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

Temperature in St. Louis 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

Reviews of airlines servicing St. Louis

See what other customers who have flown with Air Canada, American Airlines and WestJet from Quebec to St. Louis have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

8,604 reviews

Check prices

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

8,604 reviews

Delta

8.0

Very good

8,604 reviews

Check prices

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

9,059 reviews

Delta

8.0

Very good

8,604 reviews

Check prices

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

2,818 reviews

Delta

8.0

Very good

8,604 reviews

Check prices

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

8,604 reviews

Check prices

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

8,382 reviews

Delta

8.0

Very good

8,604 reviews

Check prices

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

What airport do you fly into for flights to St. Louis from Quebec?
Located just 20.4 km from the city centre, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Quebec.
What are the cheapest airlines to fly from Quebec to St. Louis one-way?
C$ 426 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and Air Canada, with prices starting from C$ 448 and C$ 458, respectively.
What are the most popular routes from Quebec to St. Louis?
Most travellers choose Montreal Pierre Elliott Trudeau Intl - Lambert-St Louis, Québec City - Lambert-St Louis or Ottawa - Lambert-St Louis when deciding on the best route from Quebec to St. Louis.
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 (55%), Jazz (55%) or United Airlines (55%) 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?
On average you can expect to pay C$ 866 for a flight from Quebec to St. Louis. The cheapest flight overall is C$ 739 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - Lambert-St Louis) is currently priced at C$ 473.
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.
What is the cheapest month to book a flight from Quebec to St. Louis?
Currently, January is the cheapest month in which you can book a flight from Quebec to St. Louis (average of C$ 365). Flying from Quebec to St. Louis in September is currently the most expensive (average of C$ 491). 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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

St. Louis car rentals

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Top 3 airlines flying from Quebec to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	CheapestC$ 296	AverageC$ 876	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	CheapestC$ 533	AverageC$ 684	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
WestJet	CheapestC$ 629	AverageC$ 902	FlexibilityNo cancel fee	On-time60%	Search WestJet flights

Fly with Cheapflights

How does Cheapflights help users find flights from Quebec to St. Louis?

Cheapflights makes it easy to find Quebec to St. Louis flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Quebec to St. Louis?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Quebec to St. Louis for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Quebec to St. Louis with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Quebec to St. Louis flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Quebec to St. Louis become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to St. Louis from Quebec today and book when prices fit your budget.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Quebec to St. Louis from C$ 224

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Quebec to St. Louis

Round-trip from

One-way from

Find flight deals from Quebec to St. Louis

Cheapest flights from Quebec to St. LouisExplore 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 18 December 2024.

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 18 December 2024.

Find flights from Quebec to St. Louis within your budget

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.

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?

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 18 December 2024.

Rainfall in St. Louis by month

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

Temperature in St. Louis by month

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

Reviews of airlines servicing St. Louis

See what other customers who have flown with Air Canada, American Airlines and WestJet from Quebec to St. Louis have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Quebec to St. Louis

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

Top 3 airlines flying from Quebec to St. Louis

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Quebec to St. Louis?

Why should you use Cheapflights to find cheap flight tickets from Quebec to St. Louis?

Can Cheapflights find flights from Quebec to St. Louis with no change fees?

Can Cheapflights notify me if prices for flights from Quebec to St. Louis become cheaper?

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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 18 December 2024.