St Louis To Toronto Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

August
September
October
November
December
January
February
March
April

June is by far the best month, wherein you can get cheapest flights for St Louis to Toronto. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From St Louis To Toronto

United Airlines
United Airlines

St Louis

10:20

St Louis

St Louis Lambert International Airport

Mon , 29 Jun 2026

04h 26m
ellipse
1 Stop

Toronto

15:46

Toronto

Lester B Pearson International Airport

Mon, 29 Jun 2026

£204
Delta Airlines
Delta Airlines

St Louis

18:10

St Louis

St Louis Lambert International Airport

Mon , 29 Jun 2026

03h 52m
ellipse
1 Stop

Toronto

23:02

Toronto

Lester B Pearson International Airport

Mon, 29 Jun 2026

£410
Air Canada
Air Canada

St Louis

14:15

St Louis

St Louis Lambert International Airport

Mon , 29 Jun 2026

01h 51m
ellipse
Non Stop

Toronto

17:06

Toronto

Lester B Pearson International Airport

Mon, 29 Jun 2026

£446
United Airlines
United Airlines

St Louis

19:05

St Louis

St Louis Lambert International Airport

Mon , 29 Jun 2026

03h 54m
ellipse
1 Stop

Toronto

23:59

Toronto

Lester B Pearson International Airport

Mon, 29 Jun 2026

£446
American Airlines
American Airlines

St Louis

09:09

St Louis

St Louis Lambert International Airport

Mon , 29 Jun 2026

04h 24m
ellipse
1 Stop

Toronto

14:33

Toronto

Lester B Pearson International Airport

Mon, 29 Jun 2026

£465
Delta Airlines
Delta Airlines

St Louis

06:30

St Louis

St Louis Lambert International Airport

Mon , 29 Jun 2026

03h 49m
ellipse
1 Stop

Toronto

11:19

Toronto

Lester B Pearson International Airport

Mon, 29 Jun 2026

£483
WestJet Airlines
WestJet Airlines

St Louis

18:10

St Louis

St Louis Lambert International Airport

Mon , 29 Jun 2026

03h 52m
ellipse
1 Stop

Toronto

23:02

Toronto

Lester B Pearson International Airport

Mon, 29 Jun 2026

£505
United Airlines
United Airlines

St Louis

14:15

St Louis

St Louis Lambert International Airport

Mon , 29 Jun 2026

01h 51m
ellipse
Non Stop

Toronto

17:06

Toronto

Lester B Pearson International Airport

Mon, 29 Jun 2026

£529
WestJet Airlines
WestJet Airlines

St Louis

06:30

St Louis

St Louis Lambert International Airport

Mon , 29 Jun 2026

03h 49m
ellipse
1 Stop

Toronto

11:19

Toronto

Lester B Pearson International Airport

Mon, 29 Jun 2026

£767
ellipse

Early Morning Flight St Louis to Toronto

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Cheapest Flight
Found
£483
group
Average Flight
Time
03h 49m
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Date/Time
29 Jun 2026
06:30 AM
plane
Airlines
Delta Airlines
Ellipse

Late Night Flight St Louis to Toronto

wallet
Cheapest Flight
Found
£410
group
Average Flight
Time
03h 52m
calendar
Date/Time
29 Jun 2026
18:10 PM
plane
Airlines
Delta Airlines

Flights from St Louis to Toronto with Easemytrip

Flying from St Louis to Toronto has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between St Louis to Toronto is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between St Louis Lambert International Airport (STL) and Lester B Pearson International Airport (YYZ). You can expect a flight distance of approximately 1050 km, and most direct services cover it in around 04:32.

Let’s take a closer look at everything you need to know before booking your flight from St Louis to Toronto.

Travel Overview: St Louis to Toronto

Flight Details Information
Route Distance 1050 km
Average Flight Time 04:32 hrs
Departure Airport St Louis Lambert International Airport (STL)
Arrival Airport Lester B Pearson International Airport (YYZ)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights YES
Common Airlines United Airlines, Delta Airlines, Air Canada, American Airlines

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

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FAQs about flights from St Louis to Toronto

Are there direct flights from St Louis to Toronto?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?