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

Departing from Region of Ontario to London Stansted Airport will take you 32h 40m. Airlines will cover a distance of 5726 km.

In terms of precipitation, rainfall in London Stansted Airport ranges from 40.0 - 70.0 mm 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 vacation 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.

C$ 403+ 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 4 October 2026.

Tue 10/117:40 p.m. -

2 stops13h 25m

Tue 17/117:15 a.m. -

2 stops16h 00m

Deal found 30/9C$ 791

Mon 30/1110:45 p.m. -

1 stop15h 35m

Tue 8/126:05 a.m. -

1 stop14h 15m

Deal found 29/9C$ 792

Mon 12/108:50 p.m. -

1 stop19h 30m

Mon 19/1010:45 p.m. -

1 stop18h 10m

Deal found 29/9C$ 794

Tue 10/117:40 p.m. -

2 stops15h 10m

Mon 23/1110:35 p.m. -

2 stops24h 40m

Deal found 2/10C$ 795

Fri 27/117:40 p.m. -

2 stops13h 10m

Tue 8/127:15 a.m. -

2 stops16h 00m

Deal found 2/10C$ 798

Sun 15/1110:45 p.m. -

1 stop20h 05m

Wed 9/1212:15 p.m. -

1 stop14h 00m

Deal found 3/10C$ 799

Mon 16/117:40 p.m. -

2 stops21h 15m

Mon 23/1110:35 p.m. -

2 stops24h 40m

Deal found 1/10C$ 801

Fri 13/117:45 p.m. -

1 stop16h 20m

Fri 20/1110:25 p.m. -

1 stop17h 45m

Deal found 29/9C$ 804

Sun 13/1210:45 p.m. -

1 stop20h 05m

Tue 12/16:05 a.m. -

1 stop14h 15m

Deal found 1/10C$ 805

Wed 14/108:50 p.m. -

1 stop15h 45m

Mon 19/107:00 a.m. -

2 stops34h 50m

Deal found 30/9C$ 806

Wed 11/1110:50 a.m. -

2 stops24h 20m

Tue 17/118:20 a.m. -

2 stops19h 12m

Deal found 2/10C$ 860

Sat 21/1112:05 p.m. -

3 stops22h 10m

Sat 28/119:00 p.m. -

3 stops23h 57m

Deal found 30/9C$ 908

Best flights from Ontario to Stansted
Discover carefully curated flight deals from Ontario to Stansted that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Wed 11/1110:50 a.m. -

2 stops24h 20m

Tue 17/118:20 a.m. -

2 stops19h 12m

Deal found 1/10C$ 862

Mon 16/118:15 p.m. -

1 stop32h 40m

Fri 27/115:20 p.m. -

1 stop32h 40m

Deal found 29/9C$ 1,596

Sat 7/1110:55 p.m. -

1 stop30h 00m

Wed 18/1110:55 a.m. -

1 stop36h 25m

Deal found 28/9C$ 1,637

Thu 19/118:15 p.m. -

1 stop32h 40m

Wed 25/1110:55 a.m. -

1 stop36h 25m

Deal found 30/9C$ 1,645

Wed 18/1112:00 p.m. -

2 stops23h 20m

Fri 27/115:20 p.m. -

1 stop32h 40m

Deal found 30/9C$ 1,891

Fri 13/118:15 p.m. -

1 stop32h 40m

Wed 2/1210:55 a.m. -

1 stop36h 25m

Deal found 3/10C$ 1,684

Thu 12/1112:00 p.m. -

2 stops23h 20m

Thu 3/125:20 p.m. -

1 stop30h 00m

Deal found 3/10C$ 1,909

Fri 6/118:15 p.m. -

1 stop32h 40m

Wed 18/1110:55 a.m. -

1 stop36h 25m

Deal found 28/9C$ 1,687

Fri 25/129:00 a.m. -

2 stops26h 20m

Tue 12/15:20 p.m. -

2 stops34h 12m

Deal found 29/9C$ 2,002

Mon 9/118:15 p.m. -

1 stop32h 40m

Sun 6/125:20 p.m. -

1 stop30h 00m

Deal found 3/10C$ 1,694

Wed 7/104:30 p.m. -

2 stops19h 10m

Tue 13/105:35 p.m. -

1 stop31h 10m

Deal found 30/9C$ 2,002

Sat 7/1110:55 p.m. -

1 stop30h 00m

Sun 15/115:20 p.m. -

1 stop30h 00m

Deal found 28/9C$ 1,697

Fri 6/119:00 a.m. -

2 stops26h 20m

Sun 6/125:20 p.m. -

2 stops34h 12m

Deal found 1/10C$ 2,076

Fri 6/118:15 p.m. -

1 stop32h 40m

Sun 15/115:20 p.m. -

1 stop30h 00m

Deal found 28/9C$ 1,748

Thu 19/112:55 p.m. -

2 stops20h 25m

Thu 26/115:20 p.m. -

2 stops33h 30m

Deal found 29/9C$ 2,090

Fri 6/119:00 a.m. -

2 stops26h 20m

Sun 15/115:20 p.m. -

2 stops33h 30m

Deal found 29/9C$ 2,093

Sat 7/1110:55 p.m. -

1 stop30h 00m

Fri 13/115:20 p.m. -

1 stop32h 40m

Deal found 1/10C$ 1,955

Thu 8/106:25 p.m. -

2 stops15h 10m

Thu 15/106:30 a.m. -

2 stops13h 40m

Deal found 3/10C$ 2,288

Fri 23/102:35 p.m. -

2 stops21h 15m

Sun 8/115:20 p.m. -

2 stops33h 30m

Deal found 1/10C$ 2,291

Fri 18/129:55 a.m. -

3 stops25h 45m

Sat 2/18:15 a.m. -

2 stops19h 39m

Deal found 3/10C$ 2,520

Find flight deals from Ontario to Stansted

Round-trip from	C$ 791
One-way from	C$ 403
Popular in	December
Cheapest in	February
Average price	C$ 926

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. 2% potential increase in price (C$ 27 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 40 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 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 round-trip

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Thu 22/10

6:25 p.m.-11:20 p.m.

2 stops23h 55m

London Stansted

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 459

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sun 11/10

8:55 p.m.-4:50 p.m.

2 stops14h 55m

London Stansted

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 482

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Tue 6/10

9:40 p.m.-11:20 a.m.

2 stops32h 40m

London Stansted

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 482

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Sat 28/11

7:55 p.m.-8:10 p.m.

1 stop19h 15m

London Stansted

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 487

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Thu 3/12

6:45 p.m.-7:05 p.m.

1 stop19h 20m

London Stansted

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 493

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sat 28/11

6:55 p.m.-3:55 p.m.

2 stops40h 00m

London Stansted

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 507

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Fri 9/10

6:10 p.m.-7:35 a.m.

3 stops32h 25m

London Stansted

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 526

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Fri 4/12

7:10 p.m.-8:20 p.m.

1 stop20h 10m

London Stansted

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 551

Thunder BayLondon

YQT Thunder Bay - STN London Stansted

YQTSTN

Thunder Bay

Mon 16/11

1:30 p.m.-5:05 p.m.

3 stops22h 35m

London Stansted

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 563

Thunder BayLondon

YQT Thunder Bay - STN London Stansted

YQTSTN

Thunder Bay

Sat 14/11

5:25 p.m.-11:50 p.m.

3 stops49h 25m

London Stansted

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 566

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/9

Showing 1-10 of 44 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.

YOW-STN

YYZ-STN

YQT-STN

Estimated round-trip 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

YOW-STN

YYZ-STN

YQT-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?
Departing from Region of Ontario to London Stansted Airport will take you 32h 40m. Airlines will cover a distance of 5726 km.
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 vacation 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

Gatwick

Romford

Twickenham

Ilford

Bromley

Sutton

Luton

Slough

Marlow

Cobham

Hounslow

Wembley

Watford

High Wycombe

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Alternative routes

Complete your trip

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Top destinations

Alternative routes for Ontario to Stansted

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How does Cheapflights help users find flights from Ontario to Stansted?

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Why should you use Cheapflights to find cheap flight tickets from Ontario to Stansted?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Stansted from Ontario.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Stansted, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Ontario to Stansted flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Ontario to London Stansted Airport from C$ 403

This is the cheapest round-trip 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 4 October 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 4 October 2026.

Best flights from Ontario to StanstedDiscover carefully curated flight deals from Ontario to Stansted that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Discover carefully curated flight deals from Ontario to Stansted that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Last-minute flights from Ontario to StanstedDiscover last-minute flight deals from Ontario to Stansted. Data last updated 4 October 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Stansted. Data last updated 4 October 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 4 October 2026.

Search for one-way flight options from Ontario to Stansted. Find affordable one-way fares based on user searches. Data last updated 4 October 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 rental and/or hotel reservation 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 4 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Stansted

Explore flights to Stansted departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 4 October 2026.

Ontario to Stansted flights

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How does Cheapflights help users find flights from Ontario to Stansted?

Why should you use Cheapflights to find cheap flight tickets from Ontario to Stansted?

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

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 4 October 2026.

Best flights from Ontario to Stansted
Discover carefully curated flight deals from Ontario to Stansted that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Last-minute flights from Ontario to Stansted
Discover last-minute flight deals from Ontario to Stansted. Data last updated 4 October 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 4 October 2026.