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 15h 25m. Turkish Airlines provides one of the quickest options available for as low as £774. There are 3255 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 Toronto Island - 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.

£206+ 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 27 August 2026.

Fri 23/1022:45 -

1 stop18h 30m

Fri 30/1006:55 -

1 stop18h 00m

Deal found 23/8£396

Tue 8/921:55 -

1 stop10h 20m

Wed 16/906:30 -

1 stop11h 50m

Deal found 23/8£398

Tue 3/1117:10 -

2 stops22h 05m

Tue 10/1108:55 -

2 stops35h 45m

Deal found 23/8£400

Tue 8/921:55 -

1 stop10h 20m

Tue 15/922:00 -

2 stops22h 00m

Deal found 22/8£401

Tue 10/1117:10 -

2 stops23h 40m

Tue 24/1108:55 -

2 stops35h 45m

Deal found 23/8£403

Mon 19/1023:40 -

1 stop10h 50m

Thu 29/1006:20 -

1 stop13h 15m

Deal found 23/8£405

Tue 8/921:55 -

1 stop17h 35m

Thu 17/906:00 -

3 stops21h 00m

Deal found 23/8£405

Mon 23/1114:45 -

2 stops21h 20m

Mon 30/1119:50 -

2 stops27h 15m

Deal found 22/8£405

Tue 22/921:35 -

1 stop18h 45m

Sat 26/906:35 -

2 stops20h 10m

Deal found 22/8£405

Tue 22/921:35 -

1 stop18h 45m

Thu 24/906:30 -

2 stops20h 15m

Deal found 22/8£406

Wed 23/921:35 -

1 stop15h 00m

Sat 3/1006:35 -

1 stop12h 25m

Deal found 22/8£407

Fri 20/1114:45 -

2 stops24h 15m

Mon 30/1119:50 -

2 stops27h 15m

Deal found 22/8£409

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 27 August 2026.

Thu 1/1010:00 -

2 stops25h 30m

Sat 10/1008:45 -

2 stops16h 26m

Deal found 26/8£427

Thu 12/1119:55 -

1 stop15h 25m

Tue 24/1117:20 -

1 stop29h 40m

Deal found 25/8£774

Fri 20/1111:25 -

1 stop14h 05m

Thu 26/1107:30 -

1 stop16h 10m

Deal found 26/8£854

Mon 9/1114:45 -

2 stops21h 20m

Mon 23/1119:50 -

2 stops30h 30m

Deal found 24/8£439

Wed 25/1114:45 -

2 stops19h 50m

Sun 29/1120:25 -

2 stops26h 40m

Deal found 23/8£441

Fri 23/1018:30 -

2 stops22h 45m

Tue 27/1006:05 -

2 stops29h 51m

Deal found 21/8£444

Thu 24/916:40 -

2 stops23h 20m

Fri 2/1012:20 -

2 stops27h 20m

Deal found 26/8£451

Mon 9/1115:35 -

3 stops20h 30m

Fri 13/1106:55 -

2 stops16h 01m

Deal found 23/8£458

Fri 11/910:00 -

2 stops26h 25m

Fri 18/918:20 -

2 stops30h 51m

Deal found 26/8£459

Wed 7/1020:05 -

1 stop32h 50m

Mon 19/1010:50 -

1 stop36h 20m

Deal found 24/8£808

Fri 11/1214:45 -

2 stops24h 15m

Mon 14/1219:50 -

2 stops27h 15m

Deal found 24/8£462

Wed 23/920:05 -

1 stop15h 35m

Mon 12/1010:50 -

1 stop36h 20m

Deal found 25/8£826

Tue 20/1016:55 -

2 stops20h 00m

Tue 27/1020:45 -

2 stops28h 35m

Deal found 25/8£471

Sat 21/1120:40 -

1 stop28h 40m

Fri 27/1107:20 -

1 stop16h 20m

Deal found 26/8£951

Tue 22/920:05 -

1 stop15h 45m

Mon 12/1010:50 -

1 stop36h 20m

Deal found 25/8£826

Wed 11/1108:30 -

2 stops28h 30m

Sat 14/1120:25 -

3 stops26h 54m

Deal found 22/8£473

Sat 17/1021:00 -

1 stop31h 55m

Tue 20/1017:35 -

1 stop31h 40m

Deal found 26/8£834

Sun 20/918:50 -

1 stop15h 10m

Mon 28/915:35 -

1 stop25h 00m

Deal found 24/8£488

Sat 28/1122:55 -

1 stop30h 00m

Sat 12/1217:20 -

1 stop30h 00m

Deal found 22/8£861

Sun 13/916:00 -

2 stops17h 30m

Thu 17/906:55 -

2 stops17h 50m

Deal found 25/8£522

Wed 11/1120:15 -

1 stop32h 40m

Sun 22/1110:55 -

1 stop36h 25m

Deal found 26/8£864

Mon 7/919:15 -

1 stop21h 10m

Mon 28/908:45 -

1 stop31h 15m

Deal found 22/8£533

Thu 24/1220:50 -

1 stop32h 05m

Tue 29/1217:20 -

1 stop29h 40m

Deal found 23/8£889

Thu 17/918:25 -

2 stops15h 55m

Thu 24/906:00 -

2 stops17h 15m

Deal found 25/8£544

Thu 1/1021:00 -

1 stop31h 55m

Mon 12/1010:50 -

1 stop38h 25m

Deal found 23/8£919

Thu 19/1119:35 -

1 stop11h 20m

Fri 27/1112:20 -

2 stops31h 15m

Deal found 26/8£549

Wed 23/920:05 -

1 stop15h 35m

Tue 6/1017:35 -

1 stop29h 35m

Deal found 22/8£939

Sun 20/916:00 -

2 stops16h 40m

Sun 27/907:35 -

3 stops19h 17m

Deal found 22/8£554

Sat 19/920:55 -

2 stops12h 35m

Thu 24/906:00 -

3 stops19h 00m

Deal found 24/8£574

Tue 6/1022:00 -

1 stop37h 40m

Wed 9/1210:55 -

1 stop36h 25m

Deal found 26/8£1,151

Find flight deals from Ontario to Stansted

Round-trip from	£396
One-way from	£206
Popular in	December
Cheapest in	February
Average price	£607

23/10-30/10
2 total stops
36h 30m total
Ontario to London

Search Deals

25/9
2 total stops
14h 50m total
Ontario to London

Search Deals

High demand for flights, 0% potential price rise

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

TorontoLondon

YTZ Toronto Island - STN London Stansted

YTZSTN

Toronto Island

Thu 1/10

10:00-16:30

2 stops25h 30m

London Stansted

Sat 10/10

08:45-20:11

2 stops16h 26m

£427

TorontoLondon

YTZ Toronto Island - STN London Stansted

YTZSTN

Toronto Island

Mon 9/11

14:45-17:05

2 stops21h 20m

London Stansted

Mon 23/11

19:50-21:20

2 stops30h 30m

£439

TorontoLondon

YTZ Toronto Island - STN London Stansted

YTZSTN

Toronto Island

Wed 25/11

14:45-15:35

2 stops19h 50m

London Stansted

Sun 29/11

20:25-18:05

2 stops26h 40m

£441

TorontoLondon

YTZ Toronto Island - STN London Stansted

YTZSTN

Toronto Island

Fri 23/10

18:30-22:15

2 stops22h 45m

London Stansted

Tue 27/10

06:05-07:56

2 stops29h 51m

£444

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Thu 24/9

16:40-21:00

2 stops23h 20m

London Stansted

Fri 2/10

12:20-10:40

2 stops27h 20m

£451

TorontoLondon

YTZ Toronto Island - STN London Stansted

YTZSTN

Toronto Island

Mon 9/11

15:35-17:05

3 stops20h 30m

London Stansted

Fri 13/11

06:55-17:56

2 stops16h 01m

£458

TorontoLondon

YTZ Toronto Island - STN London Stansted

YTZSTN

Toronto Island

Fri 11/9

10:00-17:25

2 stops26h 25m

London Stansted

Fri 18/9

18:20-20:11

2 stops30h 51m

£459

TorontoLondon

YTZ Toronto Island - STN London Stansted

YTZSTN

Toronto Island

Fri 11/12

14:45-20:00

2 stops24h 15m

London Stansted

Mon 14/12

19:50-18:05

2 stops27h 15m

£462

TorontoLondon

YTZ Toronto Island - STN London Stansted

YTZSTN

Toronto Island

Tue 20/10

16:55-17:55

2 stops20h 00m

London Stansted

Tue 27/10

20:45-21:20

2 stops28h 35m

£471

TorontoLondon

YTZ Toronto Island - STN London Stansted

YTZSTN

Toronto Island

Wed 11/11

08:30-18:00

2 stops28h 30m

London Stansted

Sat 14/11

20:25-18:19

3 stops26h 54m

£473

Flights are sorted by cheapest return flights first.

Deals found on 26/8

Showing 1-10 of 60 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.

YTZ-STN

YUL-STN

YYZ-STN

YOW-STN

YQT-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

YTZ-STN

YUL-STN

YYZ-STN

YOW-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 15h 25m. Turkish Airlines provides one of the quickest options available for as low as £774. There are 3255 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 Toronto Island - 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.

See more FAQs

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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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Cheap flights from Ontario to London Stansted Airport from £206

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/9. 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 27 August 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 27 August 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 27 August 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 27 August 2026.

Last-minute flights from Ontario to StanstedDiscover last-minute flight deals from Ontario to Stansted. Data last updated 27 August 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Stansted. Data last updated 27 August 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 27 August 2026.

Search for one-way flight options from Ontario to Stansted. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.

Find flight deals from Ontario to Stansted

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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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Cheapflights Insights

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

See prices for flight routes from nearby airports that may be better suited for you.

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

Book a non-stop flight to one of these other cities located in England.

Search flights from Ontario to Stansted by cabin class

Find flights from Ontario to Stansted, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ontario and Stansted flights

Browse other Ontario and Stansted flight options. Last updated on 27 August 2026.

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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 27 August 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 27 August 2026.

Last-minute flights from Ontario to Stansted
Discover last-minute flight deals from Ontario to Stansted. Data last updated 27 August 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 27 August 2026.