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Cheap Flights from St Louis to Toronto, ON, Canada - STL to YTO

Popular flights from St Louis to Toronto

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Air Canada
Departure Date Return Date Lowest Price
Jun 21, 2016 Jul 6, 2016 $399
Jun 25, 2016 Jul 8, 2016 $399
Jun 27, 2016 Jul 7, 2016 $399
Jul 7, 2016 Jul 11, 2016 $399
Jul 18, 2016 Jul 26, 2016 $399
Alaska Airlines
Departure Date Return Date Lowest Price
May 24, 2016 May 27, 2016 $461
American Airlines
Departure Date Return Date Lowest Price
Jun 10, 2016 Jun 29, 2016 $408
Jun 10, 2016 Jun 29, 2016 $408
Jul 28, 2016 Jul 31, 2016 $408
United Airlines
Departure Date Return Date Lowest Price
Jun 3, 2016 Jun 6, 2016 $354
Jun 27, 2016 Jun 30, 2016 $354
Jun 27, 2016 Jun 29, 2016 $354
WestJet
Departure Date Return Date Lowest Price
Jul 19, 2016 Aug 2, 2016 $444

How Much Does it Cost to Fly from St Louis to Toronto (STL to YTO)?

We have collected flight cost data from across the web for travel from St Louis to Toronto, and have found the average flight price for this trip to be $381.

When Can I Buy the Cheapest Flight from St Louis to Toronto (STL to YTO)?

Airlines can adjust prices for plane tickets from St Louis to Toronto based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

How far in advance should you book flights from St Louis to Toronto

The chart below shows up-to-date information regarding how far in advance a flight from St Louis to Toronto should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $1,659 $499
7-14 days $1,285 $459
14-21 days $1,024 $491
21-30 days $590 $421
30-60 days $399 $354
60-90 days $399 $384
90+ days $399 $371

Cheapest Day To Fly from St Louis to Toronto

The chart below shows up-to-date information regarding the cheapest days to fly from St Louis to Toronto.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$354 $384 $399 $383 $354 $399 $398

Cheapest Weekend Non-Stop Flights for the Next 30 Days from St Louis to Toronto

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from St Louis to Toronto.

Next 30 Days

SunMonTueWedThuFriSat
1 2 3 4 5 6 7
$2,340
8 9 10 11 12 13 14
$2,340
15 16 17 18 19 20 21
22 23 24 25 26 27 28
$867
29 30 31 1 2 3 4
$867 $568
5 6 7 8 9 10 11
$568

TIPSave $222 by flying into Cleveland instead of Toronto from St Louis

Non-Stop vs Connecting Flights from St Louis to Toronto (STL to YTO)

Your St Louis to Toronto flight can be significantly cheaper by choosing a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from St Louis to Toronto is $500.

The average price for non-stop flights from St Louis to Toronto is $399.

The chart below shows up to date information regarding non-stop flights from St Louis to Toronto.

Nonstop Flight Details from St Louis to Toronto
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Air Canada 2 2 2 2 2 1 2 09:30 17:45

Round Trip vs One Way Flights from St Louis to Toronto (STL to YTO)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from St Louis to Toronto. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from St Louis to Toronto is $184.

The average price for round trip flights from St Louis to Toronto is $497.

St Louis to Toronto Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is a direct flight from St Louis to Toronto?
Answer: The average St Louis to Toronto flight time is an hour and 51 minutes.
Question: How many miles are there between St Louis and Toronto?
Answer: The distance from St Louis to Toronto is 653 miles.
Question: How common are direct flights from St Louis to Toronto?
Answer: There are 13 direct flights from St Louis to Toronto.
Question: What is the most popular airline for non-stop flights from St Louis to Toronto?
Answer: Air Canada provides 100% of the non-stop flights between St Louis and Toronto.
Question: What are the most popular connecting cities when flying from St Louis to Toronto?
Answer: Chicago, IL

Airlines Flying from St Louis to Toronto (STL to YTO)

Below are the different airlines that fly from St Louis to Toronto with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from St Louis to Toronto.

St Louis to Toronto
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American ORD X X X X X X X
Air Canada - X X X X X X X
Delta ATL X X X X X X X
United ORD X X X X X X X

Airports for Your Route

These pages contain information about the major airports in St Louis and Toronto, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to New York American, Alaska, United $252
St Louis to Chicago American, Alaska, United $213
St Louis to Buffalo American, Alaska, United $346
St Louis to Atlanta American, Alaska, Frontier, United $88
St Louis to Rochester American, Alaska, United $343
St Louis to Detroit American, Alaska, United $232
St Louis to Washington American, Alaska, United $203
St Louis to Philadelphia American, Alaska, United $325
St Louis to Cleveland American, Alaska, United $164
St Louis to Newark American, Alaska, JetBlue, United $253
St Louis to Baltimore American, Alaska, United $273
St Louis to Dallas - Ft Worth American, Alaska, United $203
St Louis to Boston American, Alaska, United $312
St Louis to Pittsburgh American, Alaska, United $169
St Louis to Syracuse American, Alaska, United $346
St Louis to Charlotte American, Alaska, United $320
St Louis to Erie United $344

Cheap International Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to London American, Air Canada, Alaska, United, WestJet $552

Cheap Domestic Flights to Toronto - YTO

FlightsAirlineLowest Price
Peoria to Buffalo American, United $301
Moline to Buffalo American, United $296
Bloomington - Normal to Buffalo American $296
Springfield to Chicago American, United $289
Evansville to Buffalo American, United $429
Springfield to Buffalo American, United $452

Cheap International Flights to Toronto - YTO

FlightsAirlineLowest Price
Moline to Toronto American, United, WestJet $273
Springfield to Toronto American, United, WestJet $318
Bloomington - Normal to Toronto American, Air Canada, United, WestJet $493
Evansville to Toronto American, United, WestJet $426
Peoria to Toronto American, Air Canada, United, WestJet $275
Cheap Flights from St Louis to Toronto, ON, Canada, from $354 Round trip from STL to YTO