How long is the flight from Region of Ontario to London Stansted Airport?

A quick flight from Region of Ontario to London Stansted Airport can take about 32h 40m. Turkish Airlines provides one of the quickest options available for as low as £846. There are 3558 mi between Region of Ontario and London Stansted Airport.

In terms of precipitation, rainfall in London Stansted Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Stansted Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Stansted Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Region of Ontario to London Stansted Airport?

When deciding which route to take from Region of Ontario to London Stansted Airport consider Toronto Pearson Intl - London Stansted, Montreal Pierre Elliott Trudeau Intl - London Stansted or Ottawa - London Stansted as they are the most popular.

What is the cheapest time of day to fly from ON to STN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to London Stansted Airport as you normally would.

Can I find deals for flights from Ontario to Stansted that include hotel bookings?

Yes. In addition to deals on Ontario to Stansted flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Ontario to Stansted?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Stansted.

Can I find deals for business class flights from Ontario to Stansted?

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

£214+ Cheap Flights from Ontario to London Stansted Airport

Cheap flight deals from Ontario to Stansted

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Ontario to Stansted
Explore the most affordable flight options available from Ontario to Stansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 September 2026.

Tue 10/1119:40 -

2 stops13h 25m

Tue 17/1107:15 -

2 stops16h 00m

Deal found 30/9£419

Mon 30/1122:45 -

1 stop15h 35m

Tue 8/1206:05 -

1 stop14h 15m

Deal found 29/9£420

Mon 12/1020:50 -

1 stop19h 30m

Mon 19/1022:45 -

1 stop18h 10m

Deal found 29/9£421

Wed 11/1122:45 -

1 stop16h 35m

Wed 9/1206:50 -

1 stop19h 25m

Deal found 29/9£425

Fri 13/1119:45 -

1 stop16h 20m

Fri 20/1122:25 -

1 stop17h 45m

Deal found 29/9£426

Sun 11/1020:50 -

1 stop11h 05m

Tue 20/1006:30 -

1 stop10h 25m

Deal found 26/9£428

Thu 15/1016:30 -

2 stops24h 55m

Wed 21/1006:30 -

1 stop9h 55m

Deal found 25/9£429

Thu 19/1117:30 -

1 stop14h 50m

Fri 4/1206:55 -

1 stop19h 20m

Deal found 29/9£431

Find flight deals from Ontario to Stansted

Round-trip from	£419
One-way from	£214
Popular in	December
Cheapest in	February
Average price	£493

10/11-17/11
4 total stops
29h 25m total
Ontario to London

Search Deals

12/10-31/12
1 total stop
22h 35m total
Ontario to London

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (£5 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to London Stansted Airport that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest return flight

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Fri 27/11

19:25-16:40

1 stop16h 15m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£244

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Sat 28/11

19:55-20:10

1 stop19h 15m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£258

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Mon 19/10

23:10-19:25

2 stops15h 15m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£259

Fastest return journey

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Tue 6/10

18:15-12:45

2 stops13h 30m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£287

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Sat 21/11

19:55-15:40

2 stops14h 45m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£346

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Mon 19/10

22:00-09:55

1 stop30h 55m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£615

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Sat 27/2

20:15-09:55

1 stop32h 40m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£616

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Mon 9/11

20:15-09:55

1 stop32h 40m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£638

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Thu 28/1

11:00-16:20

2 stops24h 20m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£655

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Mon 12/10

22:00-09:55

1 stop30h 55m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£656

Flights are sorted by cheapest return flights first.

Deals found on 25/9

Showing 1-10 of 21 resultsSorted by cheapest first

Best time to book a flight from Ontario to Stansted

Have a flexible travel schedule? Discover the best time to fly to Stansted from Ontario with our price prediction graph.

YYZ-STN

Estimated return 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 Ontario to London Stansted Airport

CAON-STN

YYZ-STN

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Region of Ontario to London Stansted Airport?
A quick flight from Region of Ontario to London Stansted Airport can take about 32h 40m. Turkish Airlines provides one of the quickest options available for as low as £846. There are 3558 mi between Region of Ontario and London Stansted Airport.
What are the most popular routes from Region of Ontario to London Stansted Airport?
When deciding which route to take from Region of Ontario to London Stansted Airport consider Toronto Pearson Intl - London Stansted, Montreal Pierre Elliott Trudeau Intl - London Stansted or Ottawa - London Stansted as they are the most popular.
Can I find deals for flights from Ontario to Stansted that include hotel bookings?
Yes. In addition to deals on Ontario to Stansted flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ontario to Stansted?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Stansted.
Can I find deals for business class flights from Ontario to Stansted?
Yes. Cheapflights offers flight deals from Ontario to Stansted by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Deals for Ontario to Stansted flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Stansted for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ontario to Stansted with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario to Stansted with no change fees.

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Cheap flights from Ontario to London Stansted Airport from £214

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Stansted

Cheapest flights from Ontario to StanstedExplore the most affordable flight options available from Ontario to Stansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 September 2026.

Explore the most affordable flight options available from Ontario to Stansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 September 2026.

Best flights from Ontario to StanstedDiscover carefully curated flight deals from Ontario to Stansted that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 September 2026.

Discover carefully curated flight deals from Ontario to Stansted that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 September 2026.

Last-minute flights from Ontario to StanstedDiscover last-minute flight deals from Ontario to Stansted. Data last updated 30 September 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Stansted. Data last updated 30 September 2026 and is based on user searches.

One-way flights from Ontario to StanstedSearch for one-way flight options from Ontario to Stansted. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.

Search for one-way flight options from Ontario to Stansted. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.

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Use the filters below to find and compare flights from Ontario to London Stansted Airport that are best for you.

Best time to book a flight from Ontario to Stansted

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Related info for your journey

How long is the flight from Region of Ontario to London Stansted Airport?

What are the most popular routes from Region of Ontario to London Stansted Airport?

Can I find deals for flights from Ontario to Stansted that include hotel bookings?

How can I find direct flights from Ontario to Stansted?

Can I find deals for business class flights from Ontario to Stansted?

Travelling to a place near London Stansted Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Stansted

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Complete your trip

Complete your trip to Stansted by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

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Search flights from Ontario to Stansted by cabin class

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Ontario and Stansted flights

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Can Cheapflights notify me if prices for flights from Ontario to Stansted become cheaper?

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Cheapest flights from Ontario to Stansted
Explore the most affordable flight options available from Ontario to Stansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 September 2026.

Best flights from Ontario to Stansted
Discover carefully curated flight deals from Ontario to Stansted that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 September 2026.

Last-minute flights from Ontario to Stansted
Discover last-minute flight deals from Ontario to Stansted. Data last updated 30 September 2026 and is based on user searches.

One-way flights from Ontario to Stansted
Search for one-way flight options from Ontario to Stansted. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.