Cheap flights from Quebec to St. Louis from C$ 248
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 24/4. 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
Keep the following information in mind while searching for Quebec to St. Louis flight deals. Data was last updated 1 April 2025.
Round-trip from | C$ 592 |
---|---|
One-way from | C$ 248 |
Popular in | December |
Cheapest in | July |
Average price | C$ 688 |
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 1 April 2025.
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 1 April 2025.
Cheapflights Fare Finder
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 629,999 searches. Data last updated 1 April 2025.
Use the filters below to find and compare flights from Quebec to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Thu 1/5
6:45 a.m.-12:06 a.m.
1 stop18h 21m
Lambert-St Louis
Wed 7/5
5:45 p.m.-2:20 p.m.
1 stop19h 35m
OttawaSt. Louis
YOW - STL
YOWSTL
Ottawa
Tue 15/4
9:20 a.m.-5:15 p.m.
1 stop8h 55m
Lambert-St Louis
Thu 8/5
10:10 a.m.-12:22 a.m.
2 stops13h 12m
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Thu 1/5
6:10 p.m.-7:58 p.m.
Nonstop2h 48m
Lambert-St Louis
Thu 8/5
1:30 p.m.-5:00 p.m.
Nonstop2h 30m
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Wed 7/5
5:05 p.m.-8:49 p.m.
1 stop4h 44m
Lambert-St Louis
Wed 14/5
2:15 p.m.-11:16 p.m.
1 stop8h 01m
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Thu 1/5
6:10 p.m.-7:58 p.m.
Nonstop2h 48m
Lambert-St Louis
Thu 8/5
8:25 a.m.-5:15 p.m.
1 stop7h 50m
Québec CitySt. Louis
YQB - STL
YQBSTL
Québec City
Fri 16/5
5:20 a.m.-9:01 p.m.
2 stops16h 41m
Lambert-St Louis
Fri 23/5
7:30 a.m.-10:05 p.m.
1 stop13h 35m
Québec CitySt. Louis
YQB - STL
YQBSTL
Québec City
Fri 16/5
5:20 a.m.-7:43 p.m.
1 stop15h 23m
Lambert-St Louis
Fri 23/5
7:30 a.m.-10:05 p.m.
1 stop13h 35m
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Tue 15/7
10:30 a.m.-9:05 p.m.
1 stop11h 35m
Lambert-St Louis
Wed 30/7
6:03 a.m.-4:45 p.m.
1 stop9h 42m
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Sun 28/9
6:15 p.m.-11:39 p.m.
1 stop6h 24m
Lambert-St Louis
Mon 6/10
3:30 p.m.-11:24 p.m.
1 stop6h 54m
OttawaSt. Louis
YOW - STL
YOWSTL
Ottawa
Thu 8/5
6:05 a.m.-3:47 p.m.
2 stops10h 42m
Lambert-St Louis
Sun 11/5
6:30 a.m.-2:27 p.m.
2 stops6h 57m
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.
Cheapflights Insights
Everything you need to know about your flight from Quebec to St. Louis
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?
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 1 April 2025.
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 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
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 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
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 1 April 2025.
See what other customers who have flown with Delta, United Airlines and American Airlines 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.
Food
Overall
Comfort
Boarding
Entertainment
Crew
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Overall
Comfort
Boarding
Entertainment
Crew
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Overall
Comfort
Boarding
Entertainment
Crew
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Overall
Comfort
Boarding
Entertainment
Crew
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Overall
Comfort
Boarding
Entertainment
Crew
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Overall
Comfort
Boarding
Entertainment
Crew
Reviews
Aaron,Oct 2024
TUS - LAX
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.
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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
Discover the top 3 airlines 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 629,999 searches. Data last updated 1 April 2025.
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How does Cheapflights help users find flights from Quebec to St. Louis?
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Why should you use Cheapflights to find cheap flight tickets from Quebec to St. Louis?
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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.