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Find cheap flights from Quebec to St. Louis from C$ 268

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to St. Louis departing on 8/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Fri 7/6
Fri 14/6

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In the last 7 days, travellers have searched 43,968,530 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

C$ 268
Best time to beat the crowds (22% less expensive on average)
Most popular time to fly (11% more expensive on average)
Flight from Montreal to St. Louis

FAQs for booking flights from Quebec to St. Louis

  • How does KAYAK find such low prices on flights from Quebec to St. Louis?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Quebec to St. Louis.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Quebec to St. Louis?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Quebec is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Quebec to St. Louis?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Quebec with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Quebec to St. Louis?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Quebec up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Quebec to St. Louis?

Find which airlines fly direct from Quebec to Lambert-St Louis, which days they fly and book direct flights.

Nonstop departures

Quebec to Lambert-St Louis

Monday

ANA, Aer Lingus, Aeromexico, +38 more

ANA, Aer Lingus, +39 more

Tuesday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Wednesday

ANA, Aer Lingus, Aeromexico, +37 more

ANA, Aer Lingus, +38 more

Thursday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Friday

ANA, Aer Lingus, Aeromexico, +38 more

ANA, Aer Lingus, +39 more

Saturday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Sunday

ANA, Aer Lingus, Aeromexico, +40 more

ANA, Aer Lingus, +41 more

See more nonstop flights

Nonstop returns

Lambert-St Louis to Quebec

Monday

ANA, Aer Lingus, Aeromexico, +38 more

ANA, Aer Lingus, +39 more

Tuesday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Wednesday

ANA, Aer Lingus, Aeromexico, +37 more

ANA, Aer Lingus, +38 more

Thursday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Friday

ANA, Aer Lingus, Aeromexico, +38 more

ANA, Aer Lingus, +39 more

Saturday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Sunday

ANA, Aer Lingus, Aeromexico, +40 more

ANA, Aer Lingus, +41 more

See more nonstop flights
See more nonstop flights

Book cheap flights from Quebec to St. Louis

Recent round-trip flight deals

4/7Thu
1 stopDelta
5h 42mYUL-STL
21/7Sun
1 stopDelta
5h 20mSTL-YUL
C$ 527
4/7Thu
1 stopDelta
8h 30mYUL-STL
21/7Sun
1 stopDelta
5h 20mSTL-YUL
C$ 529
16/8Fri
1 stopAmerican Airlines
12h 51mYUL-STL
21/8Wed
1 stopAmerican Airlines
8h 44mSTL-YUL
C$ 538
16/8Fri
directAir Canada
2h 35mYUL-STL
21/8Wed
1 stopAir Canada
14h 43mSTL-YUL
C$ 575
16/8Fri
directAir Canada
2h 35mYUL-STL
21/8Wed
1 stopAir Canada
7h 43mSTL-YUL
C$ 577
4/6Tue
1 stopWestJet
15h 40mYUL-STL
12/6Wed
1 stopWestJet
16h 04mSTL-YUL
C$ 592
16/8Fri
2 stopsUnited Airlines
19h 50mYUL-STL
21/8Wed
2 stopsUnited Airlines
9h 37mSTL-YUL
C$ 601
4/6Tue
2 stopsUnited Airlines
20h 41mYUL-STL
12/6Wed
1 stopUnited Airlines
6h 08mSTL-YUL
C$ 604
28/6Fri
1 stopWestJet
5h 56mYUL-STL
30/6Sun
1 stopWestJet
14h 00mSTL-YUL
C$ 649
19/6Wed
1 stopAmerican Airlines
6h 46mYQB-STL
3/7Wed
1 stopAmerican Airlines
18h 40mSTL-YQB
C$ 672

Search by stops

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Recent one-way flight deals

8/7Mon
2 stops
25h 02mYUL-STL
C$ 268
8/6Sat
1 stop
11h 38mYUL-STL
C$ 277
28/8Wed
directAir Canada
2h 35mYUL-STL
C$ 286
7/8Wed
1 stopAir Canada
6h 51mYUL-STL
C$ 301
20/6Thu
1 stopDelta
6h 19mYUL-STL
C$ 304
28/8Wed
1 stopDelta
6h 48mYUL-STL
C$ 305
28/8Wed
2 stopsAmerican Airlines
9h 45mYUL-STL
C$ 318
30/8Fri
2 stopsAmerican Airlines
10h 12mYUL-STL
C$ 319
1/8Thu
1 stopWestJet
22h 33mYUL-STL
C$ 336
7/7Sun
2 stopsWestJet
27h 44mYUL-STL
C$ 686

Search by stops

Search by airline

Search by price

Flights to St. Louis

Destination:

St. Louis (STL)United States

Return flight deals:

St. Louis - Quebec

Cabin classes:

C$ 1,167
C$ 318