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Cheap flights from London Stansted Airport to Ontario from £165

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 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
STN — YYZ
17 Mar — 24 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Stansted to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Stansted to Ontario
Explore the most affordable flight options available from Stansted to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 February 2026.

Sun 26/406:35
STN
-
YYZ
1 stop11h 45m
Multiple Airlines
Wed 29/407:35
YYZ
-
STN
2 stops23h 00m
Multiple Airlines
Deal found 14/2£333
Wed 22/422:45
STN
-
YYZ
1 stop20h 30m
Multiple Airlines
Wed 29/407:35
YYZ
-
STN
2 stops23h 00m
Multiple Airlines
Deal found 11/2£334
Wed 22/422:45
STN
-
YYZ
1 stop20h 30m
Multiple Airlines
Mon 27/421:35
YYZ
-
STN
1 stop14h 30m
Multiple Airlines
Deal found 12/2£335
Sun 26/406:35
STN
-
YYZ
1 stop11h 45m
Multiple Airlines
Mon 11/521:35
YYZ
-
STN
1 stop10h 15m
Multiple Airlines
Deal found 14/2£338
Wed 11/321:45
STN
-
YYZ
1 stop20h 30m
Multiple Airlines
Wed 18/322:00
YYZ
-
STN
1 stop15h 50m
Multiple Airlines
Deal found 11/2£340
Thu 30/406:30
STN
-
YYZ
2 stops20h 15m
Multiple Airlines
Mon 11/521:35
YYZ
-
STN
1 stop18h 45m
Multiple Airlines
Deal found 14/2£341
Thu 12/306:30
STN
-
YYZ
1 stop11h 45m
Multiple Airlines
Fri 20/322:30
YYZ
-
STN
1 stop12h 20m
Multiple Airlines
Deal found 12/2£351
Tue 3/308:30
STN
-
YYZ
1 stop10h 40m
Multiple Airlines
Wed 18/322:00
YYZ
-
STN
1 stop19h 05m
Multiple Airlines
Deal found 11/2£353
Mon 27/406:30
STN
-
YYZ
1 stop11h 50m
Multiple Airlines
Mon 4/507:35
YYZ
-
STN
2 stops26h 40m
Multiple Airlines
Deal found 13/2£354
Mon 27/406:30
STN
-
YYZ
1 stop11h 50m
Multiple Airlines
Wed 6/518:15
YYZ
-
STN
2 stops12h 20m
Multiple Airlines
Deal found 14/2£354
Fri 10/422:50
STN
-
YYZ
1 stop20h 25m
Multiple Airlines
Mon 7/921:35
YYZ
-
STN
1 stop12h 05m
Multiple Airlines
Deal found 12/2£355
Thu 5/306:30
STN
-
YYZ
1 stop12h 40m
Multiple Airlines
Fri 20/322:30
YYZ
-
STN
1 stop14h 05m
Multiple Airlines
Deal found 13/2£358

Find flight deals from Stansted to Ontario

Keep the following information in mind while searching for Stansted to Ontario flight deals. Data was last updated 15 February 2026.

Round-trip from

£333

One-way from

£165

Popular in

December

Cheapest in

September

Average price

£367
26/4-29/4
  • 26/4-29/4
  • 3 total stops
  • 34h 45m total
  • London to Ontario
Search Deals
23/4
  • 23/4
  • 2 total stops
  • 23h 09m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£19 potential increase over avg. return price).
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 February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Stansted to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 February 2026.
Use the filters below to find and compare flights from London Stansted Airport to Ontario that are best for you.

Fly from

Stansted

Fly to

Ontario

Route

Depart

Return

Price

LondonMontreal

STN - YUL

STNYUL

London Stansted

Mon 2/3

19:50-12:15

1 stop21h 25m

Montreal Pierre Elliott Trudeau Intl

Mon 6/4

23:00-07:50

2 stops51h 50m

£423

LondonOttawa

STN - YOW

STNYOW

London Stansted

Sun 26/4

06:35-17:35

2 stops16h 00m

Ottawa

Wed 29/4

18:25-19:30

2 stops20h 05m

£423

LondonMontreal

STN - YUL

STNYUL

London Stansted

Wed 13/5

22:45-00:25

3 stops30h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 17/5

07:00-16:50

3 stops28h 50m

£429

LondonMontreal

STN - YUL

STNYUL

London Stansted

Fri 22/5

17:00-11:35

1 stop23h 35m

Montreal Pierre Elliott Trudeau Intl

Sun 31/5

18:50-15:05

1 stop15h 15m

£433

LondonMontreal

STN - YUL

STNYUL

London Stansted

Tue 19/5

22:00-00:25

2 stops31h 25m

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

19:20-21:20

2 stops21h 00m

£440

LondonMontreal

STN - YUL

STNYUL

London Stansted

Wed 25/2

16:20-11:30

1 stop24h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

23:00-19:30

2 stops15h 30m

£459

LondonMontreal

STN - YUL

STNYUL

London Stansted

Mon 2/3

21:45-00:38

2 stops31h 53m

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

20:45-12:55

1 stop12h 10m

£463

LondonMontreal

STN - YUL

STNYUL

London Stansted

Fri 8/5

06:35-18:20

2 stops16h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 24/5

12:15-23:50

2 stops30h 35m

£474

LondonOttawa

STN - YOW

STNYOW

London Stansted

Wed 11/3

21:05-00:39

3 stops31h 34m

Ottawa

Wed 18/3

05:40-17:50

2 stops32h 10m

£482

LondonMontreal

STN - YUL

STNYUL

London Stansted

Mon 27/4

06:30-18:20

2 stops16h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

18:40-09:55

1 stop10h 15m

£492

Flights are sorted by cheapest return flights first.

Deals found on 11/2

Showing 1-10 of 60 results
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Best time to book a flight from Stansted to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Stansted with our price prediction graph.
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 London Stansted Airport to Ontario
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Stansted to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Airlines like Turkish Airlines fly from London Stansted Airport to Region of Ontario in about 18h 05m. The time it takes to get you to your destination can typically vary by up to . London Stansted Airport and Region of Ontario are separated by a distance of 3558 mi.

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

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

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

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

  • How can I find direct flights from Stansted to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Stansted to Ontario 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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Alternative routes for Stansted to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Vancouver Intl flights
Heathrow to Pearson Intl flights
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London City to Pearson Intl flights
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London City to Vancouver Intl flights
Heathrow to Pierre Elliott Trudeau Intl flights
Stansted to Pearson Intl flights
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Luton to Pearson Intl flights
Heathrow to Abbotsford flights
Gatwick to Toronto Island flights
Gatwick to Calgary flights
Gatwick to Pierre Elliott Trudeau Intl flights
London City to Calgary flights
London City to Pierre Elliott Trudeau Intl flights
Stansted to Pierre Elliott Trudeau Intl flights
Luton to Pierre Elliott Trudeau Intl flights
Heathrow to Halifax flights
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Heathrow to Ottawa flights
Southend to Pearson Intl flights
Stansted to Calgary flights
Luton to Vancouver Intl flights
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Gatwick to Halifax flights
London City to Halifax flights
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London City to Edmonton flights
Heathrow to Winnipeg flights
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Gatwick to Abbotsford flights
London City to Ottawa flights
Stansted to Halifax flights
Heathrow to Moncton flights
Gatwick to Winnipeg flights
Heathrow to Saskatoon flights
Luton to Halifax flights
Gatwick to Kelowna flights
Gatwick to Québec City flights
Stansted to Ottawa flights
London City to Kelowna flights
Heathrow to Victoria flights
London City to Québec City flights
Heathrow to Québec City flights
Heathrow to St. John's flights

Fly with Cheapflights

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

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Stansted to Ontario.

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

Certainly. Search results for flights to Ontario from Stansted shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Stansted to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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