Cheap flights from St. Louis (STL) to Pearson Intl (YYZ)

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How to find the cheapest flight from
St. Louis (STL) to Pearson Intl (YYZ)

All the information you need to plan the best STL to YYZ flight in 2022: compare St. Louis to Pearson Intl flight prices with the expected peak season, weather and rainfall in Pearson Intl.
STL - YYZ
Price
$194 - $460
YYZ
Temperature
21.2 - 69.8 °F
YYZ
Rainfall
2 - 3.3 inches

Popular in

April

High demand for flights, 19% potential price rise

Cheapest in

February

Best time to find cheap flights, 48% potential price drop

Average price

$350

Average for round-trip flights in August 2022

Round-trip from

$194

From Lambert-St Louis to Toronto Pearson Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from St. Louis to Toronto Pearson Intl Airport (STL - YYZ)?

When flying from St. Louis to Toronto Pearson Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How far in advance should I book a flight from St. Louis to Toronto Pearson Intl Airport?

Travelers have found it’s best to book a flight 33 days in advance to save up to 52% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 33 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Toronto Pearson Intl Airport 1-2 weeks in advance for as low as $554, or $625 for flights within the next 24 hours.

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

The best pricing can be found in the month of September. Prices to Toronto Pearson Intl Airport from St. Louis average $421. You can even find prices in September for less than $421, as users have found deals to Toronto Pearson Intl Airport from as low as $219. The month of August appears to be one of the more expensive times to travel to Toronto Pearson Intl Airport from St. Louis. Flying in the targeted month can save you up to 21%.

Cheap flights from St. Louis to Pearson Intl in August, September 2022

The best prices found for STL to YYZ flights for August, September
23 Sep - 27 Sep
$304pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
23 Sep - 26 Sep
$349pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
22 Sep - 26 Sep
$360pp
STL
Lambert-St Louis
British Airways
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
British Airways
 
1 STOP
STL
Lambert-St Louis

Lambert-St Louis to Pearson Intl 2022 flight deals

Cheap flights to Pearson Intl from St. Louis found for this year
10 Oct - 12 Oct
$274pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
1 Nov - 8 Nov
$281pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
23 Sep - 27 Sep
$304pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis

Cheap British Airways flights from St. Louis to Pearson Intl

22 Sep - 26 Sep
$360pp
STL
Lambert-St Louis
British Airways
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
British Airways
 
1 STOP
STL
Lambert-St Louis

Cheap American Airlines flights from St. Louis to Pearson Intl

22 Sep - 26 Sep
$369pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
American Airlines
   
2 STOPS
STL
Lambert-St Louis
22 Sep - 25 Sep
$376pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
American Airlines
 
1 STOP
STL
Lambert-St Louis
22 Sep - 25 Sep
$385pp
STL
Lambert-St Louis
American Airlines
   
2 STOPS
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
American Airlines
 
1 STOP
STL
Lambert-St Louis

Non-stop flights to Pearson Intl from St. Louis

Save time with St. Louis to Pearson Intl direct flight deals
9 Oct - 12 Oct
$455pp
STL
Lambert-St Louis
Air Canada
Non-Stop
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
Air Canada
Non-Stop
STL
Lambert-St Louis
22 Sep - 26 Sep
$459pp
STL
Lambert-St Louis
Air Canada
Non-Stop
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
Air Canada
Non-Stop
STL
Lambert-St Louis
4 Sep - 20 Sep
$486pp
STL
Lambert-St Louis
Air Canada
Non-Stop
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
Air Canada
Non-Stop
STL
Lambert-St Louis

Last minute flights from St. Louis to Pearson Intl

Late deals on round-trip flights to Pearson Intl from St. Louis, departing today and this week
24 Aug - 6 Sep
$522pp
STL
Lambert-St Louis
American Airlines
   
2 STOPS
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
American Airlines
 
1 STOP
STL
Lambert-St Louis
24 Aug - 25 Aug
$548pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
22 Aug - 24 Aug
$555pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
YYZ
Toronto Pearson Intl
YYZ
Toronto Pearson Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis

One-way flights to Pearson Intl from St. Louis

The cheapest one-way flights from St. Louis to Pearson Intl
4:34 am - 2:06 pm
Delta
1 Stop
8h 32m
STL - YYZ
Delta
$218
Delta
7:30 am - 3:18 pm
United Airlines
2 Stops
6h 48m
STL - YYZ
United Airlines
$266
United
12:09 pm - 7:45 am
Multiple Airlines
3 Stops
18h 36m
STL - YYZ
Multiple Airlines
$273
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Pearson Intl</span> flights.

Flight FAQs

From St. Louis to Pearson Intl

What airport do you fly from for flights from St. Louis to Toronto Pearson Intl?

If you book a flight to Toronto Pearson Intl from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 2 flights from Lambert-St Louis to Toronto Pearson Intl per day from 4 different airlines.

Which airlines flying from Lambert-St Louis to Toronto Pearson Intl have flexible cancellations due to COVID-19?

Air Canada, American Airlines, and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from St. Louis to Toronto Pearson Intl Airport for under $300 on Cheapflights?

Yes, there are multiple flights from St. Louis to Toronto Pearson Intl Airport for under $300. The cheapest flight booked recently is on Multiple Airlines for just $274, but on average you can expect to pay $369.

Are there nonstop flights from St. Louis to Toronto Pearson Intl Airport for under $500 on Cheapflights?

Cheapflights has at least 20 direct flights from St. Louis to Toronto Pearson Intl Airport under $500. A good price for a nonstop flight from St. Louis to Toronto Pearson Intl Airport is less than $552.

Are there last-minute flights available from St. Louis to Toronto Pearson Intl Airport for under $600?

There are currently 20+ open flights from St. Louis to Toronto Pearson Intl Airport within the next 7 days for less than $600.

What are the cheapest airlines flying from St. Louis to Toronto Pearson Intl Airport round-trip?

Flying on British Airways is currently your cheapest option to Toronto Pearson Intl Airport, with prices starting at $360. Additional round-trip tickets that might be worth considering are offered by American Airlines and Air Canada, with the lowest prices starting at $369 and $455, respectively. British Airways is priced at 2% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from St. Louis to Toronto Pearson Intl Airport one-way?

The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $211. However, be on the lookout for offers from Delta and Air Canada, as they are both options that can get you from St. Louis to Toronto Pearson Intl Airport for a low price.

What are the cheapest flights from St. Louis to Toronto Pearson Intl Airport?

The cheapest flight price from St. Louis to Toronto Pearson Intl Airport is $139. On average you can expect to pay $505. The most popular route, (Lambert-St Louis - Toronto Pearson Intl), can usually be booked for $274.

What are the most popular airlines that fly from St. Louis to Toronto Pearson Intl Airport?

Consider American Airlines, Air Canada or Delta when booking your flight. These represent the most popular airlines when flying from St. Louis to Toronto Pearson Intl Airport.

Related searches

Flights to Pearson Intl from St. Louis (STL)
Flights to St. Louis Flights to Pearson Intl

Rent a Car

Car Rentals at Pearson Intl Car Rentals in Ontario

COVID Restrictions

View COVID Travel Restrictions for Pearson Intl (YYZ)

Do I need a COVID test to fly to Pearson Intl from St. Louis?

Information is based on travel restrictions from Lambert-St Louis to Toronto Pearson Intl

Most visitors from Lambert-St Louis need to provide a negative COVID-19 test result and/or quarantine to enter Toronto Pearson Intl.

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Toronto Pearson Intl.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Toronto Pearson Intl.

Do I need a test to fly back to St. Louis from Pearson Intl?

Returning to Lambert-St Louis from Toronto Pearson Intl

COVID-19 testing requirements
Visitors from Toronto Pearson Intl are not required to present a negative COVID-19 PCR test or antigen result upon entering Lambert-St Louis.

Quarantine requirements
Visitors from Toronto Pearson Intl are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for Pearson Intl (YYZ)

Alternative routes for St. Louis to Pearson Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Lambert-St Louis to Toronto Pearson Intl

The chart below displays the airlines Cheapflights users traveling from St. Louis to Pearson Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
American Airlines
$152 $419 No cancel fee 71%
Delta
$177 $318 No cancel fee N/A
Air Canada
$197 $319 No cancel fee 67%
United Airlines
$236 $388 No cancel fee 69%

Hourly flight availability from St. Louis to Pearson Intl

See what time of day planes typically take off from St. Louis towards Pearson Intl.
Early morning Midnight to 6 AM 50% of STL to YYZ departures
Afternoon Noon to 6 PM 50% of STL to YYZ departures
Morning 6 AM to noon 0% of STL to YYZ departures
Evening 6 PM to midnight 0% of STL to YYZ departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from St. Louis to Pearson Intl
See how many times per day planes take to the skies headed from St. Louis to Pearson Intl.
Sunday
2 daily flights
Monday
2 daily flights
Tuesday
2 daily flights
Wednesday
2 daily flights
Thursday
2 daily flights
Friday
2 daily flights
Saturday
2 daily flights