Which airport typically offers the quickest layover for flights from Toronto Pearson Intl Airport to St. Louis?

Flights via Detroit (DTW) offer the fastest connection on this route, with an average layover time of 1h 26m.

What’s the cheapest layover airport for flights from Toronto Pearson Intl Airport to St. Louis?

Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of C$ 691.

What’s the top layover airport for flights from Toronto Pearson Intl Airport to St. Louis?

Chicago (ORD) – chosen by Cheapflights users on 71% of one-stop itineraries from Toronto Pearson Intl Airport to St. Louis on Cheapflights.

What’s the fastest layover option from Toronto Pearson Intl Airport to St. Louis?

Flights via Detroit (DTW) have the shortest average one-way travel time for 1-stop routes: 4h 19m.

How long is the flight from Toronto Pearson Intl Airport to St. Louis?

There are many flights that can get you from Toronto Pearson Intl Airport to St. Louis in 8h 05m. Fly via United Airlines or Delta to get the fastest option. The distance from Toronto Pearson Intl Airport to St. Louis is about 1051 km. Both multi-stop and direct flights can be found to your destination and back.

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

Air Canada, at C$ 342, was found to be the cheapest airline from Toronto Pearson Intl Airport to St. Louis. An alternate airline flying to your destination would be United Airlines. Air Canada is 53% cheaper than the average price of flights available within the next 90 days to this destination.

Weekly flight availability from Toronto Pearson Intl Airport to St. Louis

The most flights from YYZ to STL are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 mm per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

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

While on average a flight from Toronto Pearson Intl Airport to St. Louis is generally C$ 898, our data shows the cheapest flight currently is C$ 499. When looking at the most popular route, (Toronto Pearson Intl - Lambert-St Louis), you can expect to pay C$ 584 for that flight.

What are the most reliable airlines from Toronto Pearson Intl Airport to St. Louis?

No one likes to see their flight delayed. When booking a flight from Toronto Pearson Intl Airport to St. Louis consider choosing Air Canada (69%), Jazz (69%) or United Airlines (69%) as they are the most reliable in getting you off to your destination on time.

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

Lambert-St Louis (STL), located 20.4 km from the city centre, is the airport you fly into when you book flights from Toronto Pearson Intl to St. Louis. 2 airlines have flights to Lambert-St Louis from Toronto Pearson Intl on a regular basis. Booking flights from Toronto Pearson Intl to Lambert-St Louis should not be difficult; the airport handles an average of 4 inbound flights from Toronto Pearson Intl per day.

Can I find deals for flights from Pearson Intl to St. Louis that include hotel bookings?

Yes. In addition to deals on Pearson Intl to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Pearson Intl to St. Louis?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pearson Intl to St. Louis.

Can I find deals for business class flights from Pearson Intl to St. Louis?

Yes. Cheapflights offers flight deals from Pearson Intl to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 235+ Cheap Flights from Toronto Pearson Intl Airport to St. Louis

Cheapflights Tip: The best prices from Toronto Pearson Intl to Lambert-St Louis are usually found in January or February, booked 53 days in advance, depart on a Saturday or Sunday and return on a Thursday

Cheap flight deals from Pearson Intl to St. Louis

Enter your travel dates to find the best prices.

Cheapest

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One-way

Cheapest flights from Pearson Intl to St. Louis
Explore the most affordable flight options available from Pearson Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2026.

Thu 29/109:35 a.m. -

1 stop14h 41m

Mon 2/116:44 p.m. -

2 stops23h 36m

Deal found 29/9C$ 574

Sat 14/116:30 a.m. -

1 stop17h 46m

Mon 23/116:35 p.m. -

2 stops23h 45m

Deal found 30/9C$ 577

Mon 9/116:30 a.m. -

1 stop17h 46m

Fri 13/116:34 p.m. -

2 stops25h 51m

Deal found 1/10C$ 583

Sun 1/114:20 p.m. -

2 stops26h 20m

Fri 6/116:44 p.m. -

2 stops17h 56m

Deal found 29/9C$ 584

Thu 12/116:30 a.m. -

1 stop17h 46m

Thu 19/117:24 p.m. -

2 stops27h 26m

Deal found 2/10C$ 603

Wed 28/109:35 a.m. -

3 stops27h 58m

Wed 4/116:44 p.m. -

2 stops19h 36m

Deal found 30/9C$ 610

Fri 30/107:35 a.m. -

3 stops36h 39m

Mon 2/116:44 p.m. -

2 stops21h 26m

Deal found 30/9C$ 613

Mon 9/116:30 a.m. -

1 stop17h 46m

Wed 11/116:34 p.m. -

2 stops18h 06m

Deal found 1/10C$ 630

Find flight deals from Pearson Intl to St. Louis

Round-trip from	C$ 574
One-way from	C$ 235
Popular in	April
Cheapest in	January
Average price	C$ 651
Good round-trip deal	C$ 763 or less

29/10-2/11
3 total stops
38h 17m total
Toronto to St. Louis

Search Deals

10/11-31/12
2 total stops
30h 20m total
Toronto to St. Louis

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (C$ 112 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (C$ 52 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Price to beat on a round-trip flight from Toronto Pearson Intl to Lambert-St Louis.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Toronto Pearson Intl Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSt. Louis

YYZ Toronto Pearson Intl - STL Lambert-St Louis

YYZSTL

Toronto Pearson Intl

Tue 10/11

12:20 p.m.-5:40 p.m.

2 stops30h 20m

Lambert-St Louis

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 235

TorontoSt. Louis

YYZ Toronto Pearson Intl - STL Lambert-St Louis

YYZSTL

Toronto Pearson Intl

Wed 18/11

12:20 p.m.-6:39 p.m.

2 stops31h 19m

Lambert-St Louis

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 286

TorontoSt. Louis

YYZ Toronto Pearson Intl - STL Lambert-St Louis

YYZSTL

Toronto Pearson Intl

Mon 23/11

6:30 a.m.-5:40 p.m.

2 stops12h 10m

Lambert-St Louis

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 288

TorontoSt. Louis

YYZ Toronto Pearson Intl - STL Lambert-St Louis

YYZSTL

Toronto Pearson Intl

Sun 15/11

9:15 a.m.-5:40 p.m.

2 stops33h 25m

Lambert-St Louis

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 301

TorontoSt. Louis

YYZ Toronto Pearson Intl - STL Lambert-St Louis

YYZSTL

Toronto Pearson Intl

Mon 9/11

1:00 p.m.-1:31 p.m.

2 stops25h 31m

Lambert-St Louis

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 343

TorontoSt. Louis

YYZ Toronto Pearson Intl - STL Lambert-St Louis

YYZSTL

Toronto Pearson Intl

Fri 13/11

3:15 p.m.-10:15 p.m.

1 stop8h 00m

Lambert-St Louis

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 430

Quickest round-trip

TorontoSt. Louis

YYZ Toronto Pearson Intl - STL Lambert-St Louis

YYZSTL

Toronto Pearson Intl

Fri 6/11

2:10 p.m.-3:26 p.m.

Nonstop2h 16m

Lambert-St Louis

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 430

TorontoSt. Louis

YYZ Toronto Pearson Intl - STL Lambert-St Louis

YYZSTL

Toronto Pearson Intl

Wed 18/11

2:10 p.m.-3:26 p.m.

Nonstop2h 16m

Lambert-St Louis

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 433

TorontoSt. Louis

YYZ Toronto Pearson Intl - STL Lambert-St Louis

YYZSTL

Toronto Pearson Intl

Sun 15/11

2:10 p.m.-3:26 p.m.

Nonstop2h 16m

Lambert-St Louis

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 453

TorontoSt. Louis

YYZ Toronto Pearson Intl - STL Lambert-St Louis

YYZSTL

Toronto Pearson Intl

Mon 9/11

2:35 p.m.-9:40 p.m.

1 stop8h 05m

Lambert-St Louis

Wed 11/11

7:30 a.m.-4:47 p.m.

1 stop8h 17m

C$ 825

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/9

Showing 1-10 of 19 resultsSorted by cheapest first

Best time to book a flight from Pearson Intl to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Pearson Intl with our price prediction graph.

YYZ-STL

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Toronto Pearson Intl Airport to St. Louis

Prices

Airlines

The price you pay for your flight from Toronto Pearson Intl Airport to St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 52 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Toronto Pearson Intl Airport to St. Louis?

Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to St. Louis (average of C$ 601). Flying from Toronto Pearson Intl Airport to St. Louis in April is currently the most expensive (average of C$ 1,141). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YYZ to STL?

When flying from Toronto Pearson Intl Airport to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 36% versus a flight in the evening.

How much does it cost to fly round-trip from Toronto Pearson Intl Airport to St. Louis?

Airfare is typical for this route at the moment.

Toronto Pearson Intl Airport to St. Louis flights typically cost between C$ 489 and C$ 764 in October.
The cheapest round-trip price found within the last 5 days was C$ 574 on Multiple Airlines (29 Oct-2 Nov).

Reviews of airlines servicing St. Louis

See what other customers who have flown with United Airlines and Air Canada from Toronto Pearson Intl Airport to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,285 reviews

Check prices

Reviews

1 / 20

6.0

Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

United Airlines

7.4

Good

10,285 reviews

United Airlines

7.4

Good

10,285 reviews

Check prices

Reviews

1 / 20

6.0

Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Air Canada

7.1

Good

11,718 reviews

United Airlines

7.4

Good

10,285 reviews

Check prices

Reviews

1 / 20

6.0

Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

What airport do you fly into for flights to St. Louis from Toronto Pearson Intl?
Lambert-St Louis (STL), located 20.4 km from the city centre, is the airport you fly into when you book flights from Toronto Pearson Intl to St. Louis. 2 airlines have flights to Lambert-St Louis from Toronto Pearson Intl on a regular basis. Booking flights from Toronto Pearson Intl to Lambert-St Louis should not be difficult; the airport handles an average of 4 inbound flights from Toronto Pearson Intl per day.
How long is the flight from Toronto Pearson Intl Airport to St. Louis?
There are many flights that can get you from Toronto Pearson Intl Airport to St. Louis in 8h 05m. Fly via United Airlines or Delta to get the fastest option. The distance from Toronto Pearson Intl Airport to St. Louis is about 1051 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Toronto Pearson Intl Airport to St. Louis round-trip?
Air Canada, at C$ 342, was found to be the cheapest airline from Toronto Pearson Intl Airport to St. Louis. An alternate airline flying to your destination would be United Airlines. Air Canada is 53% cheaper than the average price of flights available within the next 90 days to this destination.
What are the most reliable airlines from Toronto Pearson Intl Airport to St. Louis?
No one likes to see their flight delayed. When booking a flight from Toronto Pearson Intl Airport to St. Louis consider choosing Air Canada (69%), Jazz (69%) or United Airlines (69%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Toronto Pearson Intl Airport to St. Louis?
While on average a flight from Toronto Pearson Intl Airport to St. Louis is generally C$ 898, our data shows the cheapest flight currently is C$ 499. When looking at the most popular route, (Toronto Pearson Intl - Lambert-St Louis), you can expect to pay C$ 584 for that flight.
Can I find deals for flights from Pearson Intl to St. Louis that include hotel bookings?
Yes. In addition to deals on Pearson Intl to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pearson Intl to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pearson Intl to St. Louis.
Can I find deals for business class flights from Pearson Intl to St. Louis?
Yes. Cheapflights offers flight deals from Pearson Intl to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Toronto Pearson Intl Airport to St. Louis?
Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to St. Louis (average of C$ 601). Flying from Toronto Pearson Intl Airport to St. Louis in April is currently the most expensive (average of C$ 1,141). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Chesterfield

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Alternative routes

Complete your trip

Direct flights to Missouri

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Other flight options

Other flights from Pearson Intl

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Alternative routes for Pearson Intl to St. Louis

Pearson Intl to Kansas City flights

Pearson Intl to Springfield flights

Pearson Intl to Columbia flights

Pearson Intl to Quincy flights

Top 2 airlines flying from Pearson Intl to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 342	AverageC$ 674	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 348	AverageC$ 603	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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How does Cheapflights help users find flights from Pearson Intl to St. Louis?

Cheapflights helps you search for flights from Pearson Intl to St. Louis via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Pearson Intl to St. Louis?

Millions of users choose and trust Cheapflights to book the best flight deals from Pearson Intl to St. Louis for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Pearson Intl to St. Louis with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Pearson Intl to St. Louis, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Pearson Intl to St. Louis become cheaper?

Not ready to book yet? You can track prices for flights from Pearson Intl to St. Louis on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Toronto Pearson Intl Airport to St. Louis from C$ 235

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Pearson Intl to St. Louis

Cheapest flights from Pearson Intl to St. LouisExplore the most affordable flight options available from Pearson Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2026.

Explore the most affordable flight options available from Pearson Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2026.

Best flights from Pearson Intl to St. LouisDiscover carefully curated flight deals from Pearson Intl to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Discover carefully curated flight deals from Pearson Intl to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Direct flights from Pearson Intl to St. LouisExplore direct flight options from Pearson Intl to St. Louis based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 October 2026.

Explore direct flight options from Pearson Intl to St. Louis based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 October 2026.

Last-minute flights from Pearson Intl to St. LouisDiscover last-minute flight deals from Pearson Intl to St. Louis. Data last updated 4 October 2026 and is based on user searches.

Discover last-minute flight deals from Pearson Intl to St. Louis. Data last updated 4 October 2026 and is based on user searches.

One-way flights from Pearson Intl to St. LouisSearch for one-way flight options from Pearson Intl to St. Louis. Find affordable one-way fares based on user searches. Data last updated 4 October 2026.

Search for one-way flight options from Pearson Intl to St. Louis. Find affordable one-way fares based on user searches. Data last updated 4 October 2026.

Find flight deals from Pearson Intl to St. Louis

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Toronto Pearson Intl Airport to St. Louis that are best for you.

Best time to book a flight from Pearson Intl to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Pearson Intl with our price prediction graph.

Cheapflights Insights

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

The price you pay for your flight from Toronto Pearson Intl Airport to St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 52 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Toronto Pearson Intl Airport to St. Louis?

What is the cheapest time of day to fly from YYZ to STL?

When flying from Toronto Pearson Intl Airport to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 36% versus a flight in the evening.

How much does it cost to fly round-trip from Toronto Pearson Intl Airport to St. Louis?

Airfare is typical for this route at the moment.

Toronto Pearson Intl Airport to St. Louis flights typically cost between C$ 489 and C$ 764 in October.The cheapest round-trip price found within the last 5 days was C$ 574 on Multiple Airlines (29 Oct-2 Nov).

Weekly flight availability from Toronto Pearson Intl Airport to St. Louis

The most flights from YYZ to STL are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

What’s the top layover airport for flights from Toronto Pearson Intl Airport to St. Louis?

Chicago (ORD) – chosen by Cheapflights users on 71% of one-stop itineraries from Toronto Pearson Intl Airport to St. Louis on Cheapflights.

What’s the cheapest layover airport for flights from Toronto Pearson Intl Airport to St. Louis?

Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of C$ 691.

What’s the fastest layover option from Toronto Pearson Intl Airport to St. Louis?

Flights via Detroit (DTW) have the shortest average one-way travel time for 1-stop routes: 4h 19m.

Which airport typically offers the quickest layover for flights from Toronto Pearson Intl Airport to St. Louis?

Flights via Detroit (DTW) offer the fastest connection on this route, with an average layover time of 1h 26m.

Reviews of airlines servicing St. Louis

See what other customers who have flown with United Airlines and Air Canada from Toronto Pearson Intl Airport to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from Toronto Pearson Intl Airport to St. Louis?

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

What are the most reliable airlines from Toronto Pearson Intl Airport to St. Louis?

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

Can I find deals for flights from Pearson Intl to St. Louis that include hotel bookings?

How can I find direct flights from Pearson Intl to St. Louis?

Can I find deals for business class flights from Pearson Intl to St. Louis?

What is the cheapest month to book a flight from Toronto Pearson Intl Airport to St. Louis?

Travelling to a place near St. Louis?

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Alternative routes for Pearson Intl to St. Louis

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Complete your trip

Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Missouri

Book a non-stop flight to one of these other cities located in Missouri.

Search flights from Pearson Intl to St. Louis by cabin class

Find flights from Pearson Intl to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Pearson Intl and St. Louis flights

Browse other Pearson Intl and St. Louis flight options. Last updated on 4 October 2026.

Other flights from Pearson Intl

Browse through other flights departing from Pearson Intl. Flights are based on user searches made on Cheapflights and were last updated on 4 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to St. Louis

Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 4 October 2026.

Top 2 airlines flying from Pearson Intl to St. Louis

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How does Cheapflights help users find flights from Pearson Intl to St. Louis?

Why should you use Cheapflights to find cheap flight tickets from Pearson Intl to St. Louis?

Can Cheapflights find flights from Pearson Intl to St. Louis with no change fees?

Can Cheapflights notify me if prices for flights from Pearson Intl to St. Louis become cheaper?

Cheapest flights from Pearson Intl to St. Louis
Explore the most affordable flight options available from Pearson Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2026.

Best flights from Pearson Intl to St. Louis
Discover carefully curated flight deals from Pearson Intl to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Direct flights from Pearson Intl to St. Louis
Explore direct flight options from Pearson Intl to St. Louis based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 October 2026.

Last-minute flights from Pearson Intl to St. Louis
Discover last-minute flight deals from Pearson Intl to St. Louis. Data last updated 4 October 2026 and is based on user searches.

One-way flights from Pearson Intl to St. Louis
Search for one-way flight options from Pearson Intl to St. Louis. Find affordable one-way fares based on user searches. Data last updated 4 October 2026.

Toronto Pearson Intl Airport to St. Louis flights typically cost between C$ 489 and C$ 764 in October.
The cheapest round-trip price found within the last 5 days was C$ 574 on Multiple Airlines (29 Oct-2 Nov).