Trip.com
>
Cheap Flights
>
United States
>
Missouri
>
St. Louis
>
Toronto to St. Louis flight
>
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 US$207 and round-trip from US$318. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        YYZ 12:55
        2h 5m
        Direct
        STL 14:00
        Toronto - St. Louis | Sat, Oct 24 | Air Canada
        STL 16:05
        2h
        Direct
        YYZ 19:05
        St. Louis - Toronto | Sun, Oct 25 | Air Canada
        US$497 US$566
        12% off
        12% off
        US$566 US$497
      • YYZ 19:15
        2h 5m
        Direct
        STL 20:20
        Toronto - St. Louis | Thu, Oct 15 | Air Canada
        STL 08:55
        1h 54m
        Direct
        YYZ 11:49
        St. Louis - Toronto | Mon, Oct 19 | Air Canada
        US$515 US$566
        9% off
        9% off
        US$566 US$515
      • YYZ 13:15
        8h 42m
        1 stop
        STL 20:57
        Toronto - St. Louis | Tue, Nov 3 | American Airlines
        STL 06:00
        7h 34m
        1 stop
        YYZ 14:34
        St. Louis - Toronto | Tue, Nov 10 | American Airlines
        US$318 US$566
        44% off
        44% off
        US$566 US$318
      • YYZ 11:36
        8h 46m
        1 stop
        STL 19:22
        Toronto - St. Louis | Sun, Nov 8 | American Airlines
        STL 13:20
        9h 26m
        1 stop
        YYZ 23:46
        St. Louis - Toronto | Sun, Nov 15 | American Airlines
        US$318
        44% off
        US$566 US$318
      • YYZ 13:15
        8h 42m
        1 stop
        STL 20:57
        Toronto - St. Louis | Tue, Oct 20 | American Airlines
        STL 05:00
        8h 33m
        1 stop
        YYZ 14:33
        St. Louis - Toronto | Tue, Oct 27 | American Airlines
        US$323
        43% off
        US$566 US$323
      • YYZ 13:15
        8h 42m
        1 stop
        STL 20:57
        Toronto - St. Louis | Sun, Nov 1 | American Airlines
        STL 05:05
        8h 29m
        1 stop
        YYZ 14:34
        St. Louis - Toronto | Sun, Nov 8 | American Airlines
        US$323
        43% off
        US$566 US$323
      • YYZ 11:36
        8h 46m
        1 stop
        STL 19:22
        Toronto - St. Louis | Wed, Nov 18 | American Airlines
        STL 06:00
        7h 34m
        1 stop
        YYZ 14:34
        St. Louis - Toronto | Sun, Nov 22 | American Airlines
        US$325
        43% off
        US$566 US$325
      • YYZ 15:14
        10h 5m
        1 stop
        STL 00:19
        Toronto - St. Louis | Mon, Oct 19 | American Airlines
        STL 13:06
        9h 23m
        1 stop
        YYZ 23:29
        St. Louis - Toronto | Fri, Oct 23 | American Airlines
        US$332
        41% off
        US$566 US$332
      • YYZ 15:15
        8h
        1 stop
        STL 22:15
        Toronto - St. Louis | Tue, Nov 24 | American Airlines
        STL 05:00
        8h 33m
        1 stop
        YYZ 14:33
        St. Louis - Toronto | Sun, Nov 29 | American Airlines
        US$332
        41% off
        US$566 US$332
      • YYZ 07:29
        14h 28m
        1 stop
        STL 20:57
        Toronto - St. Louis | Wed, Oct 14 | American Airlines
        STL 13:06
        9h 23m
        1 stop
        YYZ 23:29
        St. Louis - Toronto | Tue, Oct 20 | American Airlines
        US$341
        40% off
        US$566 US$341
      • YYZ 11:40
        7h 36m
        1 stop
        STL 18:16
        Toronto - St. Louis | Mon, Oct 26 | American Airlines
        STL 07:28
        9h 16m
        1 stop
        YYZ 17:44
        St. Louis - Toronto | Mon, Nov 2 | American Airlines
        US$349
        38% off
        US$566 US$349
      • YYZ 11:36
        8h 46m
        1 stop
        STL 19:22
        Toronto - St. Louis | Thu, Nov 12 | American Airlines
        STL 06:00
        7h 34m
        1 stop
        YYZ 14:34
        St. Louis - Toronto | Thu, Nov 19 | American Airlines
        US$376
        34% off
        US$566 US$376
      • YYZ 13:15
        8h 42m
        1 stop
        STL 20:57
        Toronto - St. Louis | Tue, Oct 27 | American Airlines
        STL 07:28
        9h 16m
        1 stop
        YYZ 17:44
        St. Louis - Toronto | Mon, Nov 2 | American Airlines
        US$385
        32% off
        US$566 US$385
      • YYZ 11:09
        10h 23m
        1 stop
        STL 20:32
        Toronto - St. Louis | Tue, Oct 13 | American Airlines
        STL 07:03
        8h 44m
        1 stop
        YYZ 16:47
        St. Louis - Toronto | Tue, Oct 20 | American Airlines
        US$437
        23% off
        US$566 US$437
      • YTO 13:00
        17h 25m
        1 stop
        STL 14:00
        Toronto - St. Louis | Wed, Oct 14 | Normal Airline
        STL 15:00
        6h
        Direct
        YTO 16:00
        St. Louis - Toronto | Fri, Oct 16 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        YYZ 14:10
        2h 16m
        Direct
        STL 15:26
        Toronto - St. Louis | Mon, Nov 30 | Air Canada
        US$272 US$316
        14% off
        14% off
        US$316 US$272
      • YYZ 07:29
        10h 24m
        1 stop
        STL 16:53
        Toronto - St. Louis | Fri, Oct 23 | American Airlines
        US$207 US$316
        34% off
        34% off
        US$316 US$207
      • YYZ 08:05
        14h 8m
        1 stop
        STL 21:13
        Toronto - St. Louis | Fri, Oct 23 | Air Canada
        US$229 US$316
        28% off
        28% off
        US$316 US$229
      • YYZ 12:55
        21h 40m
        1 stop
        STL 09:35
        Toronto - St. Louis | Sun, Oct 25 | Porter Airlines
        US$246
        22% off
        US$316 US$246
      • YYZ 08:20
        14h 35m
        1 stop
        STL 21:55
        Toronto - St. Louis | Mon, Nov 16 | Air Canada
        US$251
        21% off
        US$316 US$251
      • YYZ 06:30
        18h 29m
        1 stop
        STL 23:59
        Toronto - St. Louis | Sat, Nov 28 | Flair Airlines
        US$257
        19% off
        US$316 US$257
      • YYZ 15:15
        9h 44m
        1 stop
        STL 23:59
        Toronto - St. Louis | Mon, Nov 16 | American Airlines
        US$261
        17% off
        US$316 US$261
      • YYZ 12:55
        26h 45m
        1 stop
        STL 14:40
        Toronto - St. Louis | Sun, Oct 25 | Air Transat
        US$267
        16% off
        US$316 US$267
      • YYZ 18:21
        6h 40m
        1 stop
        STL 00:01
        Toronto - St. Louis | Mon, Nov 30 | American Airlines
        US$269
        15% off
        US$316 US$269
      • YYZ 07:35
        6h 48m
        1 stop
        STL 13:23
        Toronto - St. Louis | Mon, Nov 30 | Delta Air Lines
        US$282
        11% off
        US$316 US$282
      • YYZ 12:40
        9h 57m
        1 stop
        STL 21:37
        Toronto - St. Louis | Sat, Nov 28 | American Airlines
        US$285
        10% off
        US$316 US$285
      • YYZ 10:53
        11h 47m
        1 stop
        STL 21:40
        Toronto - St. Louis | Mon, Nov 30 | United Airlines
        US$287
        9% off
        US$316 US$287
      • YTO 13:00
        17h 25m
        1 stop
        STL 14:00
        Toronto - St. Louis | Wed, Oct 14 | Normal Airline
        Find more flights
        Find more flights

Flight fares from Toronto Pearson International Airport to St. Louis Lambert International Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

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 US$242. It is best to avoid November, when the average price can reach US$1,007.

US$1,007
US$625
US$242
0
    Cheapest
  • US$261
    Oct
  • US$1,007
    Nov
  • US$621
    Dec
  • US$312
    Jan
  • US$282
    Feb
  • US$300
    Mar
  • US$242
    Apr
  • US$261
    May
  • US$318
    Jun
  • US$390
    Jul
  • US$479
    Aug
  • US$291
    Sep

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.

US$438
US$350
US$261
US$173
  • US$261
    Mon
  • US$438
    Tue
  • US$302
    Wed
  • US$317
    Thu
  • US$425
    Fri
  • US$380
    Sat
  • US$329
    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 US$207) among 8 carriers operating this route. Based on Trip.com's latest 7-day flight data.

American Airlines
From US$207
Air Canada
From US$229
Porter Airlines
From US$246
Flair Airlines
From US$257
Air Transat
From US$267
Delta Air Lines
From US$282
United Airlines
From US$287
WestJet
From US$314

Find more flights and airlines

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. DL2714

    Toronto Pearson International Airport

    18:33

    YYZ

    2h 20m

    Direct

    20:53

    ATL

    S M T W T F S
    Search

  3. DL2833

    Hartsfield–Jackson Atlanta International Airport

    20:05

    ATL

    1h 44m

    Direct

    20:49

    STL

    S M T W T F S

  4. DL5183

    Toronto Pearson International Airport

    06:15

    YYZ

    2h

    Direct

    08:15

    LGA

    S M T W T - -
    Search

  5. DL4922

    LaGuardia Airport

    10:00

    LGA

    2h 59m

    Direct

    11:59

    STL

    S M T W T F S

  6. DL2988

    Toronto Pearson International Airport

    07:45

    YYZ

    2h 20m

    Direct

    10:05

    ATL

    S M T W T F -
    Search

  7. DL1102

    Hartsfield–Jackson Atlanta International Airport

    12:40

    ATL

    1h 40m

    Direct

    13:20

    STL

    S M T W T F S

  8. DL2662

    Toronto Pearson International Airport

    06:15

    YYZ

    2h 26m

    Direct

    08:41

    ATL

    S M T W T F S
    Search

  9. DL1102

    Hartsfield–Jackson Atlanta International Airport

    12:40

    ATL

    1h 40m

    Direct

    13:20

    STL

    S M T W T F S

  10. AA3524

    Toronto Pearson International Airport

    07:09

    YYZ

    2h 30m

    Direct

    08:39

    ORD

    S M T W T F S
    Search

  11. AA3620

    O'Hare International Airport

    15:28

    ORD

    1h 25m

    Direct

    16:53

    STL

    S M T W T F S

  12. UA2860

    Toronto Pearson International Airport

    11:00

    YYZ

    2h

    Direct

    12:00

    ORD

    S M T W T F S
    Search

  13. UA4576

    O'Hare International Airport

    21:30

    ORD

    1h 24m

    Direct

    22:54

    STL

    S - T W T F S

  14. AC503

    Toronto Pearson International Airport

    08:15

    YYZ

    1h 55m

    Direct

    09:10

    ORD

    S M T W T F S
    Search

  15. AA2444

    O'Hare International Airport

    19:18

    ORD

    1h 26m

    Direct

    20:44

    STL

    S M T W T F S
Find more flights and airlines

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 US$207
Cheapest return ticket price US$318

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 42 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 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 US$559 in October, 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 US$207, and round-trip fares start from US$318. The current lowest fare is a American Airlines flight departing on Fri, Oct 23; 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 40 minutes, and around 13 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 US$396. Prices may vary depending on the departure date, airline, and availability.
  • Toronto Pearson International Airport to St. Louis Lambert International Airport operates around 13 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.

Find Cheap Flights with Trip.com

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.