$319+ Cheap flights from St. Louis (STL) to Québec City (YQB)
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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YQB
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Québec City with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Québec City
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Cheapest flights from St. Louis to Québec CityExplore the most affordable flight options available from St. Louis to Québec City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from St. Louis to Québec City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This United deal was found by Cheapflights users on 10/26. 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.
Sun 12/66:10 am -
1 stop15h 37m
Wed 12/910:40 am -
1 stop5h 46m
Deal found 10/26![Multiple Airlines logo]()
$785
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 11/99:59 am -
1 stop11h 48m
Thu 11/123:16 pm -
1 stop9h 08m
Deal found 10/26![United Airlines logo]()
$787
This Air Canada deal was found by Cheapflights users on 10/28. 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 12/304:05 pm -
1 stop6h 11m
Tue 1/510:40 am -
1 stop5h 46m
Deal found 10/28![Air Canada logo]()
$789
This United deal was found by Cheapflights users on 10/26. 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.
Tue 11/249:59 am -
1 stop5h 42m
Sat 11/286:05 am -
2 stops10h 21m
Deal found 10/26![Multiple Airlines logo]()
$794
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Wed 12/308:05 am -
2 stops13h 42m
Tue 1/58:29 am -
1 stop11h 59m
Deal found 10/26![United Airlines logo]()
$797
This United 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/146:00 am -
1 stop15h 47m
Sat 12/1910:40 am -
1 stop5h 46m
Deal found 10/29![Multiple Airlines logo]()
$807
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:05 pm -
1 stop5h 56m
Thu 12/310:40 am -
1 stop5h 46m
Deal found 10/29![Air Canada logo]()
$810
This Air Canada deal was found by Cheapflights users on 10/26. 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.
Mon 11/234:05 pm -
1 stop5h 56m
Sat 11/285:00 am -
1 stop11h 26m
Deal found 10/26![Air Canada logo]()
$813
Best flights from St. Louis to Québec CityDiscover carefully curated flight deals from St. Louis to Québec City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from St. Louis to Québec City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This United deal was found by Cheapflights users on 10/27. 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.
Mon 1/46:04 am -
1 stop15h 43m
Thu 1/710:40 am -
1 stop5h 46m
Deal found 10/27![Multiple Airlines logo]()
$785
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Mon 11/99:59 am -
1 stop11h 48m
Thu 11/123:16 pm -
1 stop9h 08m
Deal found 10/25![United Airlines logo]()
$787
This United deal was found by Cheapflights users on 10/27. 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.
Tue 12/811:05 am -
1 stop10h 42m
Sat 12/1210:40 am -
1 stop5h 46m
Deal found 10/27![Multiple Airlines logo]()
$785
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 11/1811:29 am -
1 stop10h 18m
Thu 11/193:16 pm -
1 stop7h 24m
Deal found 10/28![United Airlines logo]()
$787
This United deal was found by Cheapflights users on 10/26. 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.
Sun 12/66:10 am -
1 stop15h 37m
Wed 12/910:40 am -
1 stop5h 46m
Deal found 10/26![Multiple Airlines logo]()
$785
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 11/2210:53 am -
2 stops10h 54m
Thu 11/265:45 pm -
1 stop16h 08m
Deal found 10/27![United Airlines logo]()
$797
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 1/49:35 am -
2 stops12h 12m
Thu 1/76:00 am -
2 stops12h 50m
Deal found 10/27![United Airlines logo]()
$802
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sun 12/62:50 pm -
2 stops20h 10m
Wed 12/96:00 am -
2 stops17h 59m
Deal found 10/26![United Airlines logo]()
$802
Last-minute flights from St. Louis to Québec CityDiscover last-minute flight deals from St. Louis to Québec City. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Québec City. Data last updated October 30, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 10/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:02 am -
1 stop5h 49m
Wed 11/112:00 pm -
1 stop7h 26m
Deal found 10/27![American Airlines logo]()
$873
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 11/99:59 am -
1 stop11h 48m
Thu 11/123:16 pm -
1 stop9h 08m
Deal found 10/26![United Airlines logo]()
$787
This Air Canada deal was found by Cheapflights users on 10/26. 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.
Mon 11/234:05 pm -
1 stop5h 56m
Sat 11/285:00 am -
1 stop11h 26m
Deal found 10/26![Air Canada logo]()
$813
This Air Canada deal was found by Cheapflights users on 10/26. 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.
Tue 11/244:05 pm -
1 stop5h 56m
Fri 11/2710:40 am -
1 stop5h 46m
Deal found 10/26![Air Canada logo]()
$789
This United deal was found by Cheapflights users on 10/26. 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.
Tue 11/249:59 am -
1 stop5h 42m
Sat 11/286:05 am -
2 stops10h 21m
Deal found 10/26![Multiple Airlines logo]()
$794
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:05 pm -
1 stop5h 56m
Thu 12/310:40 am -
1 stop5h 46m
Deal found 10/29![Air Canada logo]()
$810
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:30 am -
2 stops8h 11m
Thu 12/33:16 pm -
1 stop7h 07m
Deal found 10/29![United Airlines logo]()
$869
One-way flights from St. Louis to Québec CitySearch for one-way flight options from St. Louis to Québec City. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from St. Louis to Québec City. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Fri 1/152:00 pm -
3 stops46h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Fri 1/1510:45 am -
1 stop9h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Thu 11/269:09 am -
3 stops51h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/266:00 am -
1 stop15h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![United Airlines logo]()
$423
Find flight deals from St. Louis to Québec City
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Québec City (YQB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $785 (United) |
One-way from | $319 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Québec City 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from St. Louis to Québec City that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisQuébec City
STL Lambert-St Louis - YQB Québec City
STLYQB
Lambert-St Louis
Fri 1/15
10:45 am-9:30 pm
1 stop9h 45m
Québec City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$364
St. LouisQuébec City
STL Lambert-St Louis - YQB Québec City
STLYQB
Lambert-St Louis
Thu 11/26
9:09 am-1:10 pm
3 stops51h 01m
Québec City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$367
St. LouisQuébec City
STL Lambert-St Louis - YQB Québec City
STLYQB
Lambert-St Louis
Thu 11/26
6:00 am-10:47 pm
1 stop15h 47m
Québec City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$423
St. LouisQuébec City
STL Lambert-St Louis - YQB Québec City
STLYQB
Lambert-St Louis
Mon 1/4
6:04 am-10:47 pm
1 stop15h 43m
Québec City
Thu 1/7
10:40 am-3:26 pm
1 stop5h 46m
$785
St. LouisQuébec City
STL Lambert-St Louis - YQB Québec City
STLYQB
Lambert-St Louis
Tue 12/8
11:05 am-10:47 pm
1 stop10h 42m
Québec City
Sat 12/12
10:40 am-3:26 pm
1 stop5h 46m
$785
St. LouisQuébec City
STL Lambert-St Louis - YQB Québec City
STLYQB
Lambert-St Louis
Sun 12/6
6:10 am-10:47 pm
1 stop15h 37m
Québec City
Wed 12/9
10:40 am-3:26 pm
1 stop5h 46m
$785
St. LouisQuébec City
STL Lambert-St Louis - YQB Québec City
STLYQB
Lambert-St Louis
Mon 11/9
9:59 am-10:47 pm
1 stop11h 48m
Québec City
Thu 11/12
3:16 pm-11:24 pm
1 stop9h 08m
$787
St. LouisQuébec City
STL Lambert-St Louis - YQB Québec City
STLYQB
Lambert-St Louis
Wed 11/18
11:29 am-10:47 pm
1 stop10h 18m
Québec City
Thu 11/19
3:16 pm-9:40 pm
1 stop7h 24m
$787
St. LouisQuébec City
STL Lambert-St Louis - YQB Québec City
STLYQB
Lambert-St Louis
Sun 11/22
10:53 am-10:47 pm
2 stops10h 54m
Québec City
Thu 11/26
5:45 pm-8:53 am
1 stop16h 08m
$797
St. LouisQuébec City
STL Lambert-St Louis - YQB Québec City
STLYQB
Lambert-St Louis
Mon 1/4
9:35 am-10:47 pm
2 stops12h 12m
Québec City
Thu 1/7
6:00 am-5:50 pm
2 stops12h 50m
$802
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Québec City
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Québec City in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Québec City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Québec City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Québec City flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Québec City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Québec City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Québec City
Have a flexible travel schedule? Discover the best time to fly to Québec City from St. Louis with our price prediction graph.
STL-YQB
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.
Reviews of airlines servicing Québec City
Get insights into the airlines that provide service to Québec City. 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 Québec City. Reviews last updated October 30, 2026.
Peruse reviews from past customers who have flown with Air Canada from St. Louis to Québec City to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.3
Crew
7.8
Entertainment
6.8
Comfort
7.1
Overall
7.1
Boarding
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Oct 2026
FRA - YUL
Food
6.3
Crew
7.8
Entertainment
6.8
Comfort
7.1
Overall
7.1
Boarding
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Oct 2026
FRA - YUL
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Québec City. 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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St. Louis and Québec City flights
Browse other St. Louis and Québec City flight options. Last updated on October 30, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to Québec City
Explore flights to Québec City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Top airline flying from St. Louis to Québec City
Discover the top airline that operate flights from St. Louis to Québec City. 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$356 | Average$836 | FlexibilityNo cancel fee | On-time67% |