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St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport flight

Explore the cheapest one-way and round-trip flights from St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport over the next 90 days, with one-way fares from DKK 1,256 and round-trip from DKK 2,986. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        STL 12:10
        2h 31m
        Nonstop
        YUL 15:41
        St. Louis - Montreal | Sat, Oct 10 | Air Canada
        YUL 16:55
        2h 46m
        Nonstop
        STL 18:41
        Montreal - St. Louis | Tue, Oct 13 | Air Canada
        DKK 4,036 DKK 5,222
        23% off
        23% off
        DKK 5,222 DKK 4,036
      • STL 12:10
        2h 31m
        Nonstop
        YUL 15:41
        St. Louis - Montreal | Tue, Oct 13 | Air Canada
        YUL 16:55
        2h 46m
        Nonstop
        STL 18:41
        Montreal - St. Louis | Mon, Oct 19 | Air Canada
        DKK 4,073 DKK 5,222
        22% off
        22% off
        DKK 5,222 DKK 4,073
      • STL 17:18
        17h 26m
        1 stop
        YUL 11:44
        St. Louis - Montreal | Sat, Oct 10 | American Airlines
        YUL 17:34
        18h 16m
        1 stop
        STL 10:50
        Montreal - St. Louis | Tue, Oct 13 | American Airlines
        DKK 2,986 DKK 5,222
        43% off
        43% off
        DKK 5,222 DKK 2,986
      • STL 14:00
        27h 53m
        1 stop
        YUL 18:53
        St. Louis - Montreal | Sat, Oct 10 | Delta Air Lines
        YUL 19:50
        25h 24m
        1 stop
        STL 20:14
        Montreal - St. Louis | Tue, Oct 13 | Delta Air Lines
        DKK 3,849
        26% off
        DKK 5,222 DKK 3,849
      • STL 06:00
        5h 26m
        1 stop
        YUL 12:26
        St. Louis - Montreal | Tue, Nov 3 | American Airlines
        YUL 07:33
        6h 10m
        1 stop
        STL 12:43
        Montreal - St. Louis | Sun, Nov 8 | American Airlines
        DKK 3,853
        26% off
        DKK 5,222 DKK 3,853
      • STL 06:53
        5h 58m
        1 stop
        YUL 13:51
        St. Louis - Montreal | Wed, Oct 7 | American Airlines
        YUL 17:34
        7h 45m
        1 stop
        STL 00:19
        Montreal - St. Louis | Wed, Oct 14 | American Airlines
        DKK 3,853
        26% off
        DKK 5,222 DKK 3,853
      • STL 13:54
        7h 58m
        1 stop
        YUL 22:52
        St. Louis - Montreal | Tue, Oct 6 | American Airlines
        YUL 17:31
        7h 48m
        1 stop
        STL 00:19
        Montreal - St. Louis | Mon, Oct 12 | American Airlines
        DKK 3,853
        26% off
        DKK 5,222 DKK 3,853
      • STL 11:01
        4h 52m
        1 stop
        YUL 16:53
        St. Louis - Montreal | Fri, Oct 9 | American Airlines
        YUL 07:26
        8h 20m
        1 stop
        STL 14:46
        Montreal - St. Louis | Tue, Oct 13 | American Airlines
        DKK 3,882
        26% off
        DKK 5,222 DKK 3,882
      • STL 10:00
        21h 35m
        1 stop
        YUL 08:35
        St. Louis - Montreal | Thu, Sep 24 | Delta Air Lines
        YUL 09:30
        23h 36m
        1 stop
        STL 08:06
        Montreal - St. Louis | Mon, Sep 28 | Delta Air Lines
        DKK 3,943
        24% off
        DKK 5,222 DKK 3,943
      • STL 05:00
        5h 44m
        1 stop
        YUL 11:44
        St. Louis - Montreal | Tue, Oct 13 | American Airlines
        YUL 16:55
        2h 46m
        Nonstop
        STL 18:41
        Montreal - St. Louis | Mon, Oct 19 | Air Canada
        DKK 3,944
        24% off
        DKK 5,222 DKK 3,944
      • STL 16:37
        16h 12m
        1 stop
        YUL 09:49
        St. Louis - Montreal | Thu, Sep 24 | American Airlines
        YUL 10:30
        11h 47m
        1 stop
        STL 21:17
        Montreal - St. Louis | Mon, Sep 28 | American Airlines
        DKK 3,974
        24% off
        DKK 5,222 DKK 3,974
      • STL 12:10
        2h 31m
        Nonstop
        YUL 15:41
        St. Louis - Montreal | Sat, Oct 10 | Air Canada
        YUL 12:30
        6h 46m
        1 stop
        STL 18:16
        Montreal - St. Louis | Tue, Oct 13 | American Airlines
        DKK 3,982
        24% off
        DKK 5,222 DKK 3,982
      • STL 12:10
        2h 31m
        Nonstop
        YUL 15:41
        St. Louis - Montreal | Tue, Oct 6 | Air Canada
        YUL 17:31
        7h 48m
        1 stop
        STL 00:19
        Montreal - St. Louis | Mon, Oct 12 | American Airlines
        DKK 3,995
        23% off
        DKK 5,222 DKK 3,995
      • STL 08:30
        5h 10m
        1 stop
        YUL 14:40
        St. Louis - Montreal | Wed, Oct 7 | United Airlines
        YUL 17:34
        7h 45m
        1 stop
        STL 00:19
        Montreal - St. Louis | Wed, Oct 14 | American Airlines
        DKK 4,003
        23% off
        DKK 5,222 DKK 4,003
      • STL 13:00
        17h 25m
        1 stop
        YMQ 14:00
        St. Louis - Montreal | Wed, Sep 23 | Normal Airline
        YMQ 15:00
        6h
        Nonstop
        STL 16:00
        Montreal - St. Louis | Fri, Sep 25 | Normal Airline
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      • Cheapest nonstop
        STL 12:10
        2h 31m
        Nonstop
        YUL 15:41
        St. Louis - Montreal | Thu, Oct 29 | Air Canada
        DKK 2,101 DKK 2,694
        22% off
        22% off
        DKK 2,694 DKK 2,101
      • STL 12:10
        2h 31m
        Nonstop
        YUL 15:41
        St. Louis - Montreal | Fri, Oct 30 | Air Canada
        DKK 2,101 DKK 2,694
        22% off
        22% off
        DKK 2,694 DKK 2,101
      • STL 20:15
        14h 10m
        1 stop
        YUL 11:25
        St. Louis - Montreal | Mon, Nov 2 | American Airlines
        DKK 1,256 DKK 2,694
        53% off
        53% off
        DKK 2,694 DKK 1,256
      • STL 17:18
        17h 26m
        1 stop
        YUL 11:44
        St. Louis - Montreal | Sat, Oct 3 | American Airlines
        DKK 1,433
        47% off
        DKK 2,694 DKK 1,433
      • STL 20:15
        14h 10m
        1 stop
        YUL 11:25
        St. Louis - Montreal | Wed, Nov 11 | American Airlines
        DKK 1,750
        35% off
        DKK 2,694 DKK 1,750
      • STL 17:18
        17h 26m
        1 stop
        YUL 11:44
        St. Louis - Montreal | Sat, Sep 26 | American Airlines
        DKK 1,787
        34% off
        DKK 2,694 DKK 1,787
      • STL 05:00
        10h 52m
        1 stop
        YUL 16:52
        St. Louis - Montreal | Wed, Oct 21 | American Airlines
        DKK 1,813
        33% off
        DKK 2,694 DKK 1,813
      • STL 07:29
        8h 23m
        1 stop
        YUL 16:52
        St. Louis - Montreal | Thu, Oct 22 | American Airlines
        DKK 1,813
        33% off
        DKK 2,694 DKK 1,813
      • STL 20:15
        14h 10m
        1 stop
        YUL 11:25
        St. Louis - Montreal | Thu, Nov 12 | American Airlines
        DKK 1,813
        33% off
        DKK 2,694 DKK 1,813
      • STL 05:00
        5h 44m
        1 stop
        YUL 11:44
        St. Louis - Montreal | Thu, Oct 15 | American Airlines
        DKK 1,834
        32% off
        DKK 2,694 DKK 1,834
      • STL 05:00
        5h 44m
        1 stop
        YUL 11:44
        St. Louis - Montreal | Fri, Oct 2 | American Airlines
        DKK 1,834
        32% off
        DKK 2,694 DKK 1,834
      • STL 06:00
        10h 30m
        1 stop
        YUL 17:30
        St. Louis - Montreal | Sat, Sep 26 | United Airlines
        DKK 1,863
        31% off
        DKK 2,694 DKK 1,863
      • STL 06:53
        5h 58m
        1 stop
        YUL 13:51
        St. Louis - Montreal | Tue, Sep 29 | American Airlines
        DKK 1,964
        27% off
        DKK 2,694 DKK 1,964
      • STL 13:00
        17h 25m
        1 stop
        YMQ 14:00
        St. Louis - Montreal | Wed, Sep 23 | Normal Airline
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Displayed flight fares from St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport?

The cheapest airline flying from St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport is American Airlines (from DKK 1,256) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

American Airlines
From DKK 1,256
United Airlines
From DKK 1,863
Air Canada
From DKK 2,101
WestJet
From DKK 2,212
Delta Air Lines
From DKK 3,047

Find more flights and airlines

What is the flight schedule from St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport?

Check the schedule for flights from St. Louis to Montreal and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AC8688

    St. Louis Lambert International Airport

    13:25

    STL

    2h 31m

    16:56

    YUL

    S M T W T F S
    Search

  2. WS8837

    St. Louis Lambert International Airport

    17:59

    STL

    1h 35m

    Nonstop

    20:34

    DTW

    S M T W T - S
    Search

  3. WS6303

    Detroit Metropolitan Wayne County Airport

    21:20

    DTW

    1h 50m

    Nonstop

    23:10

    YUL

    S M T W T F S

  4. UA4395

    St. Louis Lambert International Airport

    09:43

    STL

    1h 36m

    Nonstop

    11:19

    ORD

    S M T W T F S
    Search

  5. UA1925

    O'Hare International Airport

    14:01

    ORD

    2h 29m

    Nonstop

    17:30

    YUL

    - - - W T F -

  6. AC8890

    St. Louis Lambert International Airport

    14:40

    STL

    1h 54m

    Nonstop

    17:34

    YYZ

    S M T W T F S
    Search

  7. AC426

    Toronto Pearson International Airport

    20:30

    YYZ

    1h 21m

    Nonstop

    21:51

    YUL

    S M T W T - S

  8. UA5332

    St. Louis Lambert International Airport

    15:11

    STL

    1h 35m

    Nonstop

    16:46

    ORD

    - - - W T F -
    Search

  9. UA3542

    O'Hare International Airport

    17:50

    ORD

    2h 11m

    Nonstop

    21:01

    YUL

    - - - W T F -

  10. UA4454

    St. Louis Lambert International Airport

    13:00

    STL

    2h 6m

    Nonstop

    16:06

    IAD

    S M T W T F S
    Search

  11. UA3602

    Dulles International Airport

    17:50

    IAD

    1h 48m

    Nonstop

    19:38

    YUL

    S M T W T F S

  12. AA1926

    St. Louis Lambert International Airport

    05:57

    STL

    1h 33m

    Nonstop

    07:30

    ORD

    S M T W T F S
    Search

  13. AA3600

    O'Hare International Airport

    08:13

    ORD

    2h 31m

    Nonstop

    11:44

    YUL

    S M T W T F S

  14. AA1515

    St. Louis Lambert International Airport

    05:32

    STL

    1h 57m

    Nonstop

    08:29

    CLT

    S M T W T F S
    Search

  15. AA5350

    Charlotte Douglas International Airport

    11:15

    CLT

    2h 27m

    Nonstop

    13:42

    YUL

    S M T W T F S

  16. UA4517

    St. Louis Lambert International Airport

    10:53

    STL

    1h 35m

    Nonstop

    12:28

    ORD

    S M T W T F S
    Search

  17. UA1925

    O'Hare International Airport

    14:01

    ORD

    2h 29m

    Nonstop

    17:30

    YUL

    - - - W T F -

  18. WS8834

    St. Louis Lambert International Airport

    10:05

    STL

    1h 34m

    Nonstop

    12:39

    ATL

    S M T W T - S
    Search

  19. WS6365

    Hartsfield–Jackson Atlanta International Airport

    14:25

    ATL

    2h 38m

    Nonstop

    17:03

    YUL

    S M T W T - S
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About St. Louis Lambert International Airport and Montréal-Pierre Elliott Trudeau International Airport

Learn about St. Louis Lambert International Airport (STL) and Montréal-Pierre Elliott Trudeau International Airport (YUL) — including location, terminals, transportation, and travel tips.

Flight distance1,558.52 km
Cheapest one-way ticket priceDKK 1,256
Cheapest return ticket priceDKK 2,986

FAQs for St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport Flights

  • How long is the flight from St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport?

    St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport takes about 2 hours 7 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 1 daily flights from St. Louis Lambert International Airport (STL) to Montréal-Pierre Elliott Trudeau International Airport (YUL).
  • The earliest flight from St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport departs at 12:10, and the last departs at 12:10, with about 1 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from St. Louis Lambert International Airport (STL) to Montréal-Pierre Elliott Trudeau International Airport (YUL) is quite popular. Without considering departure times or holidays, tickets cost around DKK 2,532 in October, the most expensive month to book this route.
    • The distance from Montréal-Pierre Elliott Trudeau International Airport to downtown is about 15 km, by taxi about 30 minutes.
    • The distance from Montreal Metropolitan Airport to downtown is about 11 km, by taxi about 30 minutes.
  • Air Canada is a very popular airline operating an average of 3 flights per month.
  • One-way flights from St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport currently start from DKK 1,256, and round-trip fares start from DKK 2,986. The current lowest fare is a American Airlines flight departing on Mon, Nov 2; prices may vary depending on availability.
  • Yes. Air Canada operate direct flights from St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport, with an average flight time of 2 hours 4 minutes, and around 7 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport is DKK 2,447. Prices may vary depending on the departure date, airline, and availability.
  • St. Louis Lambert International Airport to Montréal-Pierre Elliott Trudeau International Airport operates around 5 weekly flights, mainly by Air Canada. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter St. Louis Lambert International Airport and Montréal-Pierre Elliott Trudeau International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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