STL - YQB

C$ 406 Find Cheap Flights from St. Louis to Québec City – Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
C$ 840
Typical prices: C$ 1,042-C$ 1,315
Air Canada
Wed 14/11Wed 21/11
STL - YQB • 1 stop
Cheapest one-way flights
C$ 406
Typical prices: C$ 474-C$ 690
American Airlines
Mon 29/10
STL - YQB • 2 stops
When to travel
May
Cheapest • 15% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Chicago O'Hare Intl (ORD)
Cheapest • Avg C$ 959 (round-trip)
Toronto Pearson Intl (YYZ)
Shortest trip • 5h 40m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Québec City!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from St. Louis to Québec City (STL-YQB)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. Louis to Québec City

Sat, 14 Nov - Sat, 21 Nov
Air Canada Logo
4:05 p.m. - 11:01 p.m.STL  Lambert-St Louis-YQB Québec City
5h 56m1 stop Toronto Pearson Intl
Air Canada Logo
10:40 a.m. - 3:26 p.m.YQB  Québec City-STL Lambert-St Louis
5h 46m1 stop Toronto Pearson Intl
C$ 840Air Canada
Sat, 13 Mar - Sat, 20 Mar
Air Canada Logo
4:05 p.m. - 11:10 p.m.STL  Lambert-St Louis-YQB Québec City
6h 05m1 stop Toronto Pearson Intl
Air Canada Logo
10:40 a.m. - 3:26 p.m.YQB  Québec City-STL Lambert-St Louis
5h 46m1 stop Toronto Pearson Intl
C$ 906Air Canada
Sat, 14 Nov - Sat, 21 Nov
Air Canada Logo
4:05 p.m. - 11:01 p.m.STL  Lambert-St Louis-YQB Québec City
5h 56m1 stop Toronto Pearson Intl
Air Canada Logo
6:05 a.m. - 3:26 p.m.YQB  Québec City-STL Lambert-St Louis
10h 21m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
C$ 934Air Canada
Thu, 8 Oct - Mon, 12 Oct
Multiple Airlines Logo
7:30 a.m. - 3:08 p.m.STL  Lambert-St Louis-YQB Québec City
6h 38m1 stop Newark
Multiple Airlines Logo
2:50 p.m. - 6:41 p.m.YQB  Québec City-STL Lambert-St Louis
4h 51m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 938Multiple Airlines
Wed, 7 Oct - Wed, 14 Oct
Air Canada Logo
8:55 a.m. - 3:57 p.m.STL  Lambert-St Louis-YQB Québec City
6h 02m1 stop Toronto Pearson Intl
Air Canada Logo
2:50 p.m. - 6:41 p.m.YQB  Québec City-STL Lambert-St Louis
4h 51m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 943Air Canada
Sat, 21 Nov - Thu, 26 Nov
Multiple Airlines Logo
6:00 a.m. - 10:47 p.m.STL  Lambert-St Louis-YQB Québec City
15h 47m1 stop Newark
Multiple Airlines Logo
10:40 a.m. - 3:26 p.m.YQB  Québec City-STL Lambert-St Louis
5h 46m1 stop Toronto Pearson Intl
C$ 945Multiple Airlines
Mon, 2 Nov - Thu, 5 Nov
United Airlines Logo
6:00 a.m. - 2:45 p.m.STL  Lambert-St Louis-YQB Québec City
7h 45m1 stop Chicago O'Hare Intl
United Airlines Logo
3:45 p.m. - 9:40 p.m.YQB  Québec City-STL Lambert-St Louis
6h 55m1 stop Chicago O'Hare Intl
C$ 947United Airlines
Sat, 10 Oct - Tue, 13 Oct
Multiple Airlines Logo
1:27 p.m. - 10:41 p.m.STL  Lambert-St Louis-YQB Québec City
8h 14m2 stops Chicago O'Hare Intl Newark
Multiple Airlines Logo
1:10 p.m. - 6:41 p.m.YQB  Québec City-STL Lambert-St Louis
6h 31m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 952Multiple Airlines
Tue, 27 Oct - Tue, 3 Nov
United Airlines Logo
1:08 p.m. - 10:47 p.m.STL  Lambert-St Louis-YQB Québec City
8h 39m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
3:45 p.m. - 9:40 p.m.YQB  Québec City-STL Lambert-St Louis
6h 55m1 stop Chicago O'Hare Intl
C$ 954United Airlines
Sat, 3 Oct - Mon, 12 Oct
Air Canada Logo
2:40 p.m. - 10:51 p.m.STL  Lambert-St Louis-YQB Québec City
7h 11m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
2:50 p.m. - 6:41 p.m.YQB  Québec City-STL Lambert-St Louis
4h 51m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 956Air Canada
Booking Insights

Price, demand, and travel trends for St. Louis to Québec City flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from St. Louis to Québec City with more confidence.

How much is a round-trip flight from St. Louis to Québec City?

Round-trip flights from St. Louis to Québec City start at C$ 840. Prices are below average for this route right now, with typical round-trip fares ranging from C$ 1,042 to C$ 1,315. The lowest price found in the past 5 days was C$ 840 on Air Canada.

What's the cheapest day of the week to fly from St. Louis to Québec City?

Monday is the cheapest day of the week to fly from St. Louis to Québec City and is 16% cheaper than the average day. Wednesday is the most expensive day with flight prices 15% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for St. Louis to Québec City flights

Low season

February

Cheapest flight

C$ 406
Most popular time to fly and prices are also 8% lower on average.
Flights from St. Louis to Québec City

When to book flights from St. Louis to Québec City

Are your dates flexible? Find out the best times to travel from St. Louis to Québec City based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your St. Louis to Québec City flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from St. Louis to Québec City?

    Flights from St. Louis to Québec City usually depart from Lambert-St Louis (STL) and arrive at Québec City (YQB).

  • Which airports do connecting flights from St. Louis to Québec City pass through?

    One-stop flights from St. Louis to Québec City most commonly connect through:

    • Toronto Pearson Intl (YYZ) – 67% of one-stop connections
    • Chicago O'Hare Intl (ORD) – 22% of one-stop connections
    • Newark (EWR) – 6% of one-stop connections
    • Montreal Pierre Elliott Trudeau Intl (YUL) – 6% of one-stop connections

    Toronto Pearson Intl (YYZ) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from St. Louis to Québec City?

    Yes. Being flexible with your travel dates can save you up to 28% on the St. Louis to Québec City route. Monday is the cheapest departure day at C$ 967 round-trip on average, while Wednesday is the most expensive at C$ 1,329, a difference of C$ 363. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Which popular places can I visit in Québec City?

    Some of the most popular sights in Québec City are Quebec City Convention Center, Montmorency Falls, and Dufferin Terrace. These are among the most viewed places in Québec City on KAYAK.

  • How long does a flight from St. Louis to Québec City take?

    There are currently no direct flights available from St. Louis to Québec City. Flights with 1 layover take between 5h 40m and 9h 01m in total, depending on the connection.

  • Do I need a passport to fly from St. Louis to Québec City?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from St. Louis to Québec City changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 840 to C$ 1,783. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from St. Louis to Québec City looking right now?

    One-way fares from St. Louis to Québec City are currently lower than usual. Average one-way flight prices are about C$ 419, which is 26% below the typical average for this route.

  • How much time can I save by choosing a different layover airport when travelling from St. Louis to Québec City?

    Flying via Toronto Pearson Intl (YYZ) gives the shortest average 1-stop total travel time at 5h 40m, compared with 5h 50m via Newark (EWR) and 7h 14m via Montreal Pierre Elliott Trudeau Intl (YUL).

  • What is the time difference between St. Louis and Québec City?

    Québec City is 1 hour ahead of St. Louis (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Québec City Airport (YQB)?

    Québec City Airport (YQB) hosts 5 major car rental companies, with daily rates starting from around C$ 27 for economy cars. Top options include:
    • Alamo
    • Thrifty
    • Hertz
    • Avis
    • Budget

  • How much should I expect to pay for a St. Louis to Québec City flight?

    Round-trip flights from St. Louis to Québec City range from C$ 1,042 to C$ 1,315, with an average of C$ 1,150 over the past 12 months. Anything below C$ 1,042 counts as a good deal.

Your guide to booking St. Louis to Québec City flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure instead of Wednesday. On this route, Monday flights average C$ 967 – about C$ 363 less than Wednesday (27% savings) based on the last 12 months.
  • If you can choose when to travel, plan your St. Louis to Québec City trip for May. Fares historically average C$ 972 round-trip in that month – typically C$ 343 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Québec City Airport.
    - Clarion Pointe Quebec Airport
    - Home2 Suites by Hilton Quebec City, QC
    - Repotel Aeroport Quebec

More options for your flight from St. Louis to Québec City

Complete your trip to Québec City with a hotel stay or car rental

Car rentals in Québec City
Hotels in Québec City
Vacations in Québec City