On this page, you can book flights from St. Louis to Toronto. The 1,065 km journey is serviced regularly, with approximately 28 flights available per week.
Major carriers United Airlines and Air Canada operate on this route. Ticket prices are dynamic, so we recommend using the low-fare calendar and price chart. Also, be sure to research how to get to the airport for departure and how to reach the city from the arrival airport.
The table shows direct flights St. Louis → Toronto on the selected date. The flight takes approximately 1 h 57 min. Regular flights are operated by Air Canada and United Airlines. Departures from Lambert-St. Louis International Airport airports, arrivals at Pearson International Airport, Billy Bishop Toronto City Airport and Hamilton Airport.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for St. Louis — Toronto by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 698 in y, and the most expensive are around AED 1,256 in a. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
St. Louis → Toronto, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | AED 976 | medium | May | AED 1,269 | high | Sep | AED 830 | low |
| Feb | AED 1,122 | high | Jun | AED 1,269 | high | Oct | AED 976 | medium |
| Mar | AED 1,122 | high | Jul | AED 830 | low | Nov | AED 976 | medium |
| Apr | AED 1,269 | high | Aug | AED 830 | low | Dec | AED 976 | medium |
Some values are estimated based on seasonality.
The warmest time in Toronto is July, when average highs reach 25.8°C. The coldest conditions and high humidity are typically seen in January and February, when temperatures can drop to -6.2°C and dry days are rare.
In terms of budget, the most affordable month to fly is July, with offers starting AED 698. Prices peak in May, when ticket costs can increase to AED 1,358.
September is an optimal choice for a visit, as it maintains comfortable temperatures around 21.8°C with the year's lowest rainfall. It is advisable to avoid flying in April due to frequent rain.
Two airlines operate on the St. Louis to Toronto route, with the main carriers being United Airlines and Air Canada. Approximately 28 weekly flights are available, providing flexibility for both direct flights and connecting options. Detailed information regarding the flight schedule and specific days of the week can be found in the interactive list below.
Flights St. Louis — Toronto depart from Lambert-St. Louis International Airport and arrive at Pearson International Airport, Billy Bishop Toronto City Airport, Hamilton Airport and Region of Waterloo International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
The approximate travel time for a direct flight is about 1 hour 15 minutes, as the straight-line distance between the cities is 1,065 km.
Regular flights from St. Louis to Toronto are operated by United Airlines and Air Canada.
Yes, there are direct flights on this route, with a total of about 28 flights operating weekly.
Flight prices change constantly; please check the calendar block on this page for the most up-to-date minimum prices for your chosen dates.
To find the best fares, we recommend booking your tickets 4–6 weeks before departure and monitoring price trends on the chart above.
Where travelers fly most — pick a route and check prices
