The cheapest times to fly from STN to YYZ are

  • January 8th to February 25th
  • April 9th to June 10th
  • August 27th to October 14th
  • November 19th to December 9th (except the week of November 26th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from STN to YYZ is late September. Prices can be as high as $4133 for Sunday flights during late October to early November, or as low as $579 for Tuesday flights around late September.


When to Fly to Toronto

Flying from London (STN) to Toronto (YYZ) will usually cost between $601 to $2226 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $650. Due to high demand the most expensive time to fly is late October to early November, with an average price of $1755. Planning your trip to low-cost times can easily save you $1105 on economy flights and even more on first-class flights. Generally, any price below $776 can be considered a good price for a round-trip STN to YYZ flight.

See below for a graph of average weekly prices for the STN to YYZ route. All prices are for round-trip tickets in USD.

STN to YYZ Flight Prices

Compared to other flights, the STN to YYZ flight is cheaper than the average and costs much less than the average flight leaving from London. The average price per mile (for a direct flight) is $0.14, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to YYZ, and Wednesday the cheapest day to fly back into STN. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $593 (35%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $743. Return trip prices are from the YYZ to STN flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from STN to YYZ can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 7 hour 23 minutes may not be realistic.


Flight Hacking STN to YYZ

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from STN to YYZ — but Champion Traveler does!

Hack #1: Amsterdam (STN > AMS > YYZ)

  • Price for both tickets: $493
  • Average savings: $283 (36.49%)

See STN to DUB flights

Hack #2: Dublin (STN > DUB > YYZ)

  • Price for both tickets: $493
  • Average savings: $283 (36.43%)

See STN to AMS flights

Hack #3: Milan (STN > MXP > YYZ)

  • Price for both tickets: $504
  • Average savings: $272 (35.01%)

See STN to MXP flights


Flight Questions Answered

Still have questions about flying from STN to YYZ? We’ve got answers.

Which airlines fly this route?

You can find 17 major airlines flying this route most often: Air Canada, Air France, Air Transat, atlasglobal, Austrian, British Airways, Brussels Airlines, Delta, easyJet, Eurowings, KLM, Loganair, Lufthansa, SAS, SWISS, United, Wideroe, and potentially more during busy seasons.

How far away is it from Lester B. Pearson International Airport to London Stansted Airport?

The distance between the two airports is roughly 3561 miles or 5731 kilometers.

How long does it take to fly from STN to YYZ?

The real-world flight time for a nonstop STN to YYZ flight is about 7 hour 23 minutes.

How many flights go between London and Toronto?

It depends on the day of the week and the date, but a typical day might have around 29 available flights from STN to YYZ.


Airport Location Info


Departing Airport

Origination code STN
Origination airport name London Stansted Airport
City London
Country the United Kingdom
Latitude 51.9
Longitude 0.2

Return Airport

Destination code YYZ
Destination airport name Lester B. Pearson International Airport
City Toronto
Country Canada
Latitude 43.7
Longitude -79.6


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.