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 £860. 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 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.

£200+ 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 6 September 2026.

Thu 8/1021:35 -

1 stop20h 45m

Wed 9/1212:15 -

1 stop29h 20m

Deal found 2/9£416

Wed 18/1122:45 -

1 stop11h 50m

Wed 2/1206:40 -

1 stop19h 35m

Deal found 2/9£416

Fri 2/1023:55 -

1 stop12h 40m

Wed 9/1212:15 -

1 stop29h 20m

Deal found 5/9£417

Thu 8/1021:35 -

1 stop20h 45m

Thu 10/1207:10 -

1 stop34h 00m

Deal found 3/9£418

Fri 4/922:10 -

1 stop20h 10m

Tue 8/922:00 -

2 stops28h 45m

Deal found 3/9£419

Wed 2/1222:45 -

1 stop11h 50m

Sun 6/1206:20 -

1 stop19h 55m

Deal found 2/9£419

Wed 14/1022:15 -

1 stop19h 35m

Wed 13/120:40 -

2 stops23h 05m

Deal found 2/9£420

Sun 4/1023:55 -

1 stop9h 35m

Fri 11/1220:30 -

1 stop21h 00m

Deal found 4/9£421

Fri 11/921:55 -

1 stop20h 00m

Tue 22/919:20 -

1 stop20h 40m

Deal found 4/9£422

Sun 15/1122:45 -

1 stop20h 05m

Wed 2/1206:40 -

1 stop19h 35m

Deal found 5/9£422

Fri 2/1023:55 -

1 stop12h 40m

Mon 19/1008:00 -

1 stop11h 10m

Deal found 2/9£423

Wed 21/1023:45 -

1 stop14h 35m

Tue 27/1020:45 -

1 stop20h 45m

Deal found 3/9£424

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 6 September 2026.

Thu 15/1018:35 -

1 stop12h 20m

Thu 22/1006:55 -

2 stops16h 57m

Deal found 31/8£436

Wed 21/1020:05 -

1 stop15h 35m

Wed 28/1010:55 -

1 stop37h 10m

Deal found 3/9£757

Wed 30/923:45 -

1 stop14h 35m

Wed 7/1007:45 -

1 stop14h 35m

Deal found 31/8£436

Sat 14/1116:35 -

2 stops15h 10m

Fri 20/1106:55 -

2 stops18h 01m

Deal found 5/9£445

Fri 16/1019:55 -

2 stops19h 45m

Tue 27/1020:45 -

2 stops25h 20m

Deal found 5/9£468

Wed 23/919:55 -

2 stops20h 35m

Tue 6/1007:55 -

2 stops28h 56m

Deal found 4/9£480

Wed 2/1205:45 -

2 stops28h 50m

Wed 9/1206:40 -

2 stops20h 10m

Deal found 4/9£484

Tue 12/120:50 -

1 stop32h 05m

Tue 19/117:20 -

1 stop30h 45m

Deal found 5/9£758

Sun 20/910:45 -

2 stops22h 45m

Wed 23/922:45 -

2 stops27h 45m

Deal found 4/9£494

Thu 7/120:50 -

1 stop32h 05m

Tue 19/117:20 -

1 stop29h 40m

Deal found 2/9£780

Mon 21/909:30 -

2 stops26h 35m

Mon 28/922:45 -

2 stops20h 35m

Deal found 5/9£495

Thu 12/1119:55 -

1 stop15h 25m

Thu 19/1110:55 -

1 stop36h 05m

Deal found 1/9£781

Fri 18/907:00 -

2 stops29h 25m

Fri 25/918:20 -

2 stops30h 51m

Deal found 2/9£505

Fri 27/1119:55 -

1 stop15h 25m

Sun 13/1217:20 -

1 stop30h 20m

Deal found 3/9£789

Mon 21/906:00 -

2 stops30h 05m

Mon 28/906:30 -

2 stops12h 28m

Deal found 4/9£517

Wed 7/1020:05 -

1 stop32h 50m

Tue 20/1017:35 -

1 stop29h 35m

Deal found 1/9£811

Wed 16/917:30 -

2 stops13h 05m

Tue 22/906:30 -

2 stops12h 50m

Deal found 2/9£529

Wed 13/119:55 -

1 stop15h 25m

Sat 16/110:55 -

1 stop36h 05m

Deal found 2/9£828

Tue 27/1020:35 -

1 stop12h 15m

Fri 30/1009:05 -

2 stops15h 50m

Deal found 31/8£533

Tue 17/1120:15 -

1 stop32h 40m

Fri 4/1217:20 -

1 stop32h 40m

Deal found 5/9£860

Sun 20/919:55 -

2 stops22h 10m

Sat 26/906:45 -

2 stops34h 15m

Deal found 3/9£557

Sat 28/1122:55 -

1 stop30h 00m

Sat 12/1217:20 -

1 stop30h 00m

Deal found 5/9£865

Sun 28/220:10 -

1 stop14h 45m

Mon 8/316:30 -

1 stop25h 10m

Deal found 2/9£560

Sun 18/1022:00 -

1 stop37h 40m

Sun 25/1017:20 -

1 stop30h 00m

Deal found 3/9£871

Fri 9/1019:15 -

1 stop11h 55m

Fri 16/1022:30 -

1 stop17h 30m

Deal found 31/8£560

Mon 21/922:00 -

1 stop37h 50m

Thu 8/1017:35 -

1 stop31h 10m

Deal found 31/8£889

Sat 3/1010:00 -

2 stops23h 20m

Sat 10/1019:00 -

2 stops30h 11m

Deal found 5/9£574

Sun 11/1022:00 -

1 stop37h 40m

Thu 22/1017:35 -

1 stop31h 10m

Deal found 31/8£911

Thu 8/1012:00 -

2 stops21h 35m

Mon 12/1022:45 -

2 stops21h 25m

Deal found 3/9£610

Tue 20/1022:00 -

1 stop37h 40m

Thu 29/1010:55 -

1 stop36h 25m

Deal found 2/9£1,038

Find flight deals from Ontario to Stansted

Round-trip from	£416
One-way from	£200
Popular in	December
Cheapest in	January
Average price	£473

8/10-9/12
2 total stops
50h 05m total
Ontario to London

Search Deals

3/10-31/12
2 total stops
32h 25m total
Ontario to London

Search Deals

Highest demand for flights based on searches. 0% potential increase in price (£2 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

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

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sat 3/10

06:55-07:50

2 stops43h 55m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£202

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Wed 14/10

06:55-07:55

2 stops44h 00m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£203

TorontoLondon

YTZ Toronto Island - STN London Stansted

YTZSTN

Toronto Island

Thu 1/10

10:30-21:00

3 stops29h 30m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£209

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Mon 19/10

13:20-17:05

2 stops22h 45m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£209

Thunder BayLondon

YQT Thunder Bay - STN London Stansted

YQTSTN

Thunder Bay

Sun 11/10

19:50-19:25

2 stops42h 35m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£212

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Mon 5/10

19:00-14:05

2 stops38h 05m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£212

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Fri 23/10

19:00-20:10

1 stop20h 10m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£213

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Tue 13/10

19:00-23:50

2 stops47h 50m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£215

TorontoLondon

YTZ Toronto Island - STN London Stansted

YTZSTN

Toronto Island

Wed 7/10

14:05-11:35

3 stops16h 30m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£216

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sun 4/10

18:25-16:50

2 stops17h 25m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£220

Flights are sorted by cheapest return flights first.

Deals found on 3/9

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.

YYZ-STN

YUL-STN

YOW-STN

YTZ-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

YYZ-STN

YUL-STN

YOW-STN

YTZ-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 £860. 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 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 £200

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. 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 6 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 6 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 6 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 6 September 2026.

Last-minute flights from Ontario to StanstedDiscover last-minute flight deals from Ontario to Stansted. Data last updated 6 September 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Stansted. Data last updated 6 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 6 September 2026.

Search for one-way flight options from Ontario to Stansted. Find affordable one-way fares based on user searches. Data last updated 6 September 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

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Ontario and Stansted flights

Browse other Ontario and Stansted flight options. Last updated on 6 September 2026.

Popular flight searches

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Other flights to Stansted

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Ontario to 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 6 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 6 September 2026.

Last-minute flights from Ontario to Stansted
Discover last-minute flight deals from Ontario to Stansted. Data last updated 6 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 6 September 2026.