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Toronto Pearson International Airport to St. Louis Lambert International Airport flight

Explore the cheapest one-way and round-trip flights from Toronto Pearson International Airport to St. Louis Lambert International Airport over the next 90 days, with one-way fares from CAD 335 and round-trip from CAD 468. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      YYZ 13:22
      11h 40m
      1 stop
      STL 00:02
      Toronto - St. Louis | Thu, Dec 10 | American Airlines
      CAD 335 CAD 523
      36% off
      36% off
      CAD 523 CAD 335
    • YYZ 08:20
      14h 35m
      1 stop
      STL 21:55
      Toronto - St. Louis | Fri, Nov 13 | Air Canada
      CAD 353 CAD 523
      33% off
      33% off
      CAD 523 CAD 353
    • YYZ 06:30
      18h 29m
      1 stop
      STL 23:59
      Toronto - St. Louis | Wed, Nov 25 | Flair Airlines
      CAD 362 CAD 523
      31% off
      31% off
      CAD 523 CAD 362
    • YYZ 15:15
      9h 44m
      1 stop
      STL 23:59
      Toronto - St. Louis | Fri, Nov 13 | American Airlines
      CAD 368
      30% off
      CAD 523 CAD 368
    • YYZ 18:21
      6h 40m
      1 stop
      STL 00:01
      Toronto - St. Louis | Fri, Nov 27 | American Airlines
      CAD 378
      28% off
      CAD 523 CAD 378
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Fri, Nov 27 | Air Canada
      CAD 383
      27% off
      CAD 523 CAD 383
    • YYZ 13:22
      9h 38m
      1 stop
      STL 22:00
      Toronto - St. Louis | Thu, Dec 10 | Porter Airlines
      CAD 386
      26% off
      CAD 523 CAD 386
    • YYZ 07:35
      6h 48m
      1 stop
      STL 13:23
      Toronto - St. Louis | Fri, Nov 27 | Delta Air Lines
      CAD 398
      24% off
      CAD 523 CAD 398
    • YYZ 12:40
      9h 57m
      1 stop
      STL 21:37
      Toronto - St. Louis | Wed, Nov 25 | American Airlines
      CAD 402
      23% off
      CAD 523 CAD 402
    • YTO 13:00
      17h 25m
      1 stop
      STL 14:00
      Toronto - St. Louis | Wed, Nov 4 | Normal Airline
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    • Cheapest nonstop
      YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Wed, Nov 25 | Air Canada
      STL 16:05
      2h
      Direct
      YYZ 19:05
      St. Louis - Toronto | Tue, Dec 1 | Air Canada
      CAD 733 CAD 1,171
      37% off
      37% off
      CAD 1,171 CAD 733
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Sun, Nov 15 | Air Canada
      STL 16:05
      2h
      Direct
      YYZ 19:05
      St. Louis - Toronto | Wed, Nov 18 | Air Canada
      CAD 925 CAD 1,171
      21% off
      21% off
      CAD 1,171 CAD 925
    • YYZ 15:15
      8h
      1 stop
      STL 22:15
      Toronto - St. Louis | Wed, Nov 18 | American Airlines
      STL 05:00
      8h 33m
      1 stop
      YYZ 14:33
      St. Louis - Toronto | Mon, Nov 23 | American Airlines
      CAD 468 CAD 1,171
      60% off
      60% off
      CAD 1,171 CAD 468
    • YYZ 11:36
      8h 46m
      1 stop
      STL 19:22
      Toronto - St. Louis | Fri, Nov 6 | American Airlines
      STL 06:00
      7h 34m
      1 stop
      YYZ 14:34
      St. Louis - Toronto | Fri, Nov 13 | American Airlines
      CAD 529
      55% off
      CAD 1,171 CAD 529
    • YYZ 15:22
      7h 55m
      1 stop
      STL 22:17
      Toronto - St. Louis | Fri, Dec 4 | American Airlines
      STL 06:02
      7h 40m
      1 stop
      YYZ 14:42
      St. Louis - Toronto | Mon, Dec 7 | American Airlines
      CAD 530
      55% off
      CAD 1,171 CAD 530
    • YYZ 07:09
      13h 49m
      1 stop
      STL 19:58
      Toronto - St. Louis | Thu, Dec 10 | American Airlines
      STL 20:22
      13h 37m
      1 stop
      YYZ 10:59
      St. Louis - Toronto | Thu, Dec 17 | American Airlines
      CAD 585
      50% off
      CAD 1,171 CAD 585
    • YYZ 07:09
      13h 49m
      1 stop
      STL 19:58
      Toronto - St. Louis | Wed, Dec 16 | American Airlines
      STL 20:22
      15h 16m
      1 stop
      YYZ 12:38
      St. Louis - Toronto | Wed, Dec 23 | American Airlines
      CAD 585
      50% off
      CAD 1,171 CAD 585
    • YYZ 13:22
      9h 55m
      1 stop
      STL 22:17
      Toronto - St. Louis | Fri, Dec 11 | American Airlines
      STL 06:00
      7h 44m
      1 stop
      YYZ 14:44
      St. Louis - Toronto | Fri, Dec 18 | American Airlines
      CAD 585
      50% off
      CAD 1,171 CAD 585
    • YYZ 13:22
      11h 40m
      1 stop
      STL 00:02
      Toronto - St. Louis | Mon, Dec 14 | American Airlines
      STL 06:00
      14h 44m
      1 stop
      YYZ 21:44
      St. Louis - Toronto | Mon, Dec 21 | American Airlines
      CAD 585
      50% off
      CAD 1,171 CAD 585
    • YTO 13:00
      17h 25m
      1 stop
      STL 14:00
      Toronto - St. Louis | Wed, Nov 4 | Normal Airline
      STL 15:00
      6h
      Direct
      YTO 16:00
      St. Louis - Toronto | Fri, Nov 6 | Normal Airline
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    • Cheapest nonstop
      YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Fri, Nov 27 | Air Canada
      CAD 383 CAD 523
      27% off
      27% off
      CAD 523 CAD 383
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Wed, Nov 25 | Air Canada
      CAD 424 CAD 635
      33% off
      33% off
      CAD 635 CAD 424
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Sun, Nov 15 | Air Canada
      CAD 483 CAD 635
      24% off
      24% off
      CAD 635 CAD 483
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Wed, Nov 25 | United Airlines
      CAD 492
      47% off
      CAD 937 CAD 492
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Sun, Nov 22 | Air Canada
      CAD 498
      22% off
      CAD 635 CAD 498
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Mon, Nov 30 | Air Canada
      CAD 501
      21% off
      CAD 635 CAD 501
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Sun, Nov 22 | United Airlines
      CAD 641
      32% off
      CAD 937 CAD 641
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Mon, Nov 30 | United Airlines
      CAD 739
      21% off
      CAD 937 CAD 739
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Sun, Nov 15 | United Airlines
      CAD 740
      21% off
      CAD 937 CAD 740
    • YTO 13:00
      17h 25m
      1 stop
      STL 14:00
      Toronto - St. Louis | Wed, Nov 4 | Normal Airline
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    • Cheapest nonstop
      YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Wed, Nov 25 | Air Canada
      CAD 424 CAD 635
      33% off
      33% off
      CAD 635 CAD 424
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Sun, Nov 15 | Air Canada
      CAD 483 CAD 635
      24% off
      24% off
      CAD 635 CAD 483
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Sun, Nov 22 | Air Canada
      CAD 498 CAD 635
      22% off
      22% off
      CAD 635 CAD 498
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Mon, Nov 30 | Air Canada
      CAD 501
      21% off
      CAD 635 CAD 501
    • YYZ 17:25
      5h 17m
      1 stop
      STL 21:42
      Toronto - St. Louis | Mon, Nov 30 | Delta Air Lines
      CAD 426
      33% off
      CAD 635 CAD 426
    • YYZ 09:45
      4h 38m
      1 stop
      STL 13:23
      Toronto - St. Louis | Sun, Nov 15 | Delta Air Lines
      CAD 489
      23% off
      CAD 635 CAD 489
    • YTO 13:00
      17h 25m
      1 stop
      STL 14:00
      Toronto - St. Louis | Wed, Nov 4 | Normal Airline
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    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Fri, Nov 27 | Air Canada
      CAD 383 CAD 523
      27% off
      27% off
      CAD 523 CAD 383
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Wed, Nov 25 | Air Canada
      CAD 424 CAD 635
      33% off
      33% off
      CAD 635 CAD 424
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Sun, Nov 15 | Air Canada
      CAD 483 CAD 635
      24% off
      24% off
      CAD 635 CAD 483
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Wed, Nov 25 | United Airlines
      CAD 492
      47% off
      CAD 937 CAD 492
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Sun, Nov 22 | Air Canada
      CAD 498
      22% off
      CAD 635 CAD 498
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Mon, Nov 30 | Air Canada
      CAD 501
      21% off
      CAD 635 CAD 501
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Sun, Nov 22 | United Airlines
      CAD 641
      32% off
      CAD 937 CAD 641
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Mon, Nov 30 | United Airlines
      CAD 739
      21% off
      CAD 937 CAD 739
    • YYZ 14:10
      2h 16m
      Direct
      STL 15:26
      Toronto - St. Louis | Sun, Nov 15 | United Airlines
      CAD 740
      21% off
      CAD 937 CAD 740
    • YTO 13:00
      17h 25m
      1 stop
      STL 14:00
      Toronto - St. Louis | Wed, Nov 4 | Normal Airline
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Displayed flight fares from Toronto to St. Louis are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Toronto Pearson International Airport to St. Louis Lambert International Airport

What is the cheapest month to fly from Toronto Pearson International Airport to St. Louis Lambert International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Toronto Pearson International Airport to St. Louis Lambert International Airport for each month in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from Toronto Pearson International Airport to St. Louis Lambert International Airport are usually in April, with an average price of CAD 341. It is best to avoid November, when the average price can reach CAD 1,418.

CAD 1,418
CAD 880
CAD 341
0
    Cheapest
  • CAD 1,418
    Nov
  • CAD 874
    Dec
  • CAD 440
    Jan
  • CAD 396
    Feb
  • CAD 423
    Mar
  • CAD 341
    Apr
  • CAD 367
    May
  • CAD 448
    Jun
  • CAD 549
    Jul
  • CAD 675
    Aug
  • CAD 410
    Sep
  • CAD 568
    Oct

What is the cheapest day of the week to fly from Toronto Pearson International Airport to St. Louis Lambert International Airport?

The data is based on the past 12 months and shows the average ticket prices from Toronto Pearson International Airport to St. Louis Lambert International Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from Toronto Pearson International Airport to St. Louis Lambert International Airport is Monday, with average prices usually lower than other days. Avoid departing on Tuesday as prices are typically highest on that day.

CAD 617
CAD 493
CAD 368
CAD 244
  • CAD 368
    Mon
  • CAD 617
    Tue
  • CAD 426
    Wed
  • CAD 445
    Thu
  • CAD 598
    Fri
  • CAD 535
    Sat
  • CAD 463
    Sun

Which airline offers the cheapest flights from Toronto Pearson International Airport to St. Louis Lambert International Airport?

The cheapest airline flying from Toronto Pearson International Airport to St. Louis Lambert International Airport is American Airlines (from CAD 335) among 7 carriers operating this route. Based on Trip.com's latest 7-day flight data.

American Airlines
From CAD 335
Air Canada
From CAD 353
Flair Airlines
From CAD 362
Porter Airlines
From CAD 386
Delta Air Lines
From CAD 398
United Airlines
From CAD 404
WestJet
From CAD 478

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What is the flight schedule from Toronto Pearson International Airport to St. Louis Lambert International Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AC8889

    Toronto Pearson International Airport

    12:00

    YYZ

    2h 5m

    13:05

    STL

    S M T W T F S
    Search

  2. UA6605

    Toronto Pearson International Airport

    12:55

    YYZ

    2h 7m

    14:02

    STL

    S M T W T F S
    Search

  3. DL2714

    Toronto Pearson International Airport

    18:33

    YYZ

    2h 20m

    Direct

    20:53

    ATL

    S M T W T F S
    Search

  4. DL2833

    Hartsfield–Jackson Atlanta International Airport

    20:05

    ATL

    1h 44m

    Direct

    20:49

    STL

    S M T W T F S

  5. AC4408

    Toronto Pearson International Airport

    10:53

    YYZ

    2h 12m

    Direct

    12:05

    ORD

    S M T W T F S
    Search

  6. AC4916

    O'Hare International Airport

    14:20

    ORD

    1h 18m

    Direct

    15:38

    STL

    S M T W T F S

  7. DL5183

    Toronto Pearson International Airport

    06:15

    YYZ

    2h

    Direct

    08:15

    LGA

    S M T W T - -
    Search

  8. DL4922

    LaGuardia Airport

    10:00

    LGA

    2h 59m

    Direct

    11:59

    STL

    S M T W T F S

  9. DL2988

    Toronto Pearson International Airport

    07:45

    YYZ

    2h 33m

    Direct

    10:18

    ATL

    S M - - - - -
    Search

  10. DL1102

    Hartsfield–Jackson Atlanta International Airport

    13:00

    ATL

    1h 39m

    Direct

    13:39

    STL

    S M T W T F S

  11. AA3606

    Toronto Pearson International Airport

    13:17

    YYZ

    2h 20m

    Direct

    14:37

    ORD

    S M T W T F S
    Search

  12. AA772

    O'Hare International Airport

    18:03

    ORD

    1h 19m

    Direct

    19:22

    STL

    S M T W T F S

  13. AA5020

    Toronto Pearson International Airport

    11:48

    YYZ

    2h 7m

    Direct

    13:55

    CLT

    S M T W T F S
    Search

  14. AA2937

    Charlotte Douglas International Airport

    18:30

    CLT

    2h

    Direct

    19:30

    STL

    S M T W T F S

  15. AA4542

    Toronto Pearson International Airport

    07:00

    YYZ

    1h 50m

    Direct

    08:50

    LGA

    S M T W T F S
    Search

  16. AA4461

    LaGuardia Airport

    13:45

    LGA

    2h 56m

    Direct

    15:41

    STL

    S M T W T F S

  17. AA3608

    Toronto Pearson International Airport

    15:15

    YYZ

    2h 20m

    Direct

    16:35

    ORD

    S M T W T F S
    Search

  18. AA3292

    O'Hare International Airport

    22:39

    ORD

    1h 16m

    Direct

    23:55

    STL

    S M T W T F S
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About Toronto Pearson International Airport and St. Louis Lambert International Airport

Learn about Toronto Pearson International Airport (YYZ) and St. Louis Lambert International Airport (STL) — including location, terminals, transportation, and travel tips.

Flight distance 1,053.91km
Cheapest one-way ticket price CAD 335
Cheapest return ticket price CAD 468

FAQs for Toronto Pearson International Airport to St. Louis Lambert International Airport Flights

  • How long is the flight from Toronto Pearson International Airport to St. Louis Lambert International Airport?

    Toronto Pearson International Airport to St. Louis Lambert International Airport takes about 1 hour 43 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 2 daily flights from Toronto Pearson International Airport (YYZ) to St. Louis Lambert International Airport (STL).
  • The earliest flight from Toronto Pearson International Airport to St. Louis Lambert International Airport departs at 12:55, and the last departs at 19:15, with about 2 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Toronto Pearson International Airport (YYZ) to St. Louis Lambert International Airport (STL) is quite popular. Without considering departure times or holidays, tickets cost around CAD 516 in December, the most expensive month to book this route.
    • The distance from St. Louis Lambert International Airport to downtown is about 20km, by taxi about 40 minutes.
  • Air Canada is a very popular airline operating an average of 14 flights per month.
  • One-way flights from Toronto Pearson International Airport to St. Louis Lambert International Airport currently start from CAD 335, and round-trip fares start from CAD 468. The current lowest fare is a American Airlines flight departing on Thu, Dec 10; prices may vary depending on availability.
  • Yes. Air Canada operate direct flights from Toronto Pearson International Airport to St. Louis Lambert International Airport, with an average flight time of 1 hour 39 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 Toronto Pearson International Airport to St. Louis Lambert International Airport is CAD 561. Prices may vary depending on the departure date, airline, and availability.
  • Toronto Pearson International Airport to St. Louis Lambert International Airport operates around 9 weekly flights, mainly by Air Canada. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Toronto Pearson International Airport and St. Louis Lambert 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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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.