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Cheap flights from London Stansted Airport to Ontario from £280

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 14/12. Fares are subject to change and may not be available on all flights or dates of travel.
STN — YYZ
21 Dec — 28 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Stansted to Ontario

Keep the following information in mind while searching for Stansted to Ontario flight deals. Data was last updated 21 November 2025.

Round-trip from

£393

One-way from

£280

Popular in

December

Cheapest in

February

Average price

£418
1/2-7/2
  • 1/2-7/2
  • 4 total stops
  • 37h 35m total
  • London to Ontario
Search Deals
14/12
  • 14/12
  • 3 total stops
  • 59h 12m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£20 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find 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 21 November 2025.

Fri 5/1208:30STN - YYZ
2 stops14h 45mMultiple Airlines
Mon 8/1219:40YYZ - STN
2 stops17h 40mMultiple Airlines
Deal found 19/11£408
Wed 26/1106:30STN - YYZ
2 stops16h 45mMultiple Airlines
Tue 2/1219:40YYZ - STN
2 stops20h 40mMultiple Airlines
Deal found 19/11£410
Tue 2/1206:30STN - YYZ
2 stops35h 35mMultiple Airlines
Tue 9/1219:35YYZ - STN
1 stop9h 15mMultiple Airlines
Deal found 18/11£413
Thu 4/1221:30STN - YYZ
1 stop18h 45mMultiple Airlines
Sun 7/1219:35YYZ - STN
1 stop9h 15mMultiple Airlines
Deal found 18/11£426
Wed 3/1220:55STN - YUL
2 stops20h 05mMultiple Airlines
Sun 7/1216:45YUL - STN
2 stops15h 45mMultiple Airlines
Deal found 20/11£435
Wed 26/1106:30STN - YYZ
2 stops16h 45mMultiple Airlines
Mon 1/1219:40YYZ - STN
2 stops13h 40mMultiple Airlines
Deal found 19/11£448
Thu 4/1206:30STN - YYZ
1 stop14h 25mMultiple Airlines
Thu 11/1217:25YYZ - STN
1 stop11h 25mMultiple Airlines
Deal found 20/11£456
Tue 25/1121:20STN - YYZ
2 stops27h 30mMultiple Airlines
Sun 30/1114:00YYZ - STN
2 stops17h 30mMultiple Airlines
Deal found 19/11£468
Fri 28/1106:30STN - YYZ
1 stop14h 25mMultiple Airlines
Sun 7/1217:25YYZ - STN
1 stop11h 25mMultiple Airlines
Deal found 20/11£482
Fri 12/1218:45STN - YYZ
1 stop22h 45mMultiple Airlines
Fri 23/121:05YYZ - STN
2 stops16h 35mMultiple Airlines
Deal found 19/11£491
Wed 24/1206:05STN - YYZ
2 stops17h 10mMultiple Airlines
Mon 5/119:15YYZ - STN
2 stops14h 05mMultiple Airlines
Deal found 19/11£493
Wed 3/1206:30STN - YUL
2 stops18h 10mMultiple Airlines
Sat 6/1219:35YUL - STN
1 stop11h 55mMultiple Airlines
Deal found 20/11£539

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 21 November 2025.
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

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Tue 10/3

06:30-14:15

1 stop11h 45m

Toronto Pearson Intl

Fri 20/3

22:30-14:50

1 stop12h 20m

£418

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Tue 3/3

06:30-14:10

1 stop12h 40m

Toronto Pearson Intl

Wed 18/3

22:00-17:50

1 stop15h 50m

£423

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Tue 19/5

22:00-15:00

2 stops22h 00m

Toronto Pearson Intl

Tue 26/5

23:55-14:45

1 stop9h 50m

£436

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Thu 23/4

06:30-14:15

1 stop12h 45m

Toronto Pearson Intl

Sat 9/5

23:55-22:00

1 stop17h 05m

£436

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Wed 6/5

07:00-18:35

2 stops16h 35m

Toronto Pearson Intl

Tue 12/5

23:55-14:45

1 stop9h 50m

£438

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Tue 3/3

06:30-14:10

1 stop12h 40m

Toronto Pearson Intl

Mon 16/3

22:00-19:25

2 stops17h 25m

£445

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Wed 4/3

21:45-14:10

1 stop21h 25m

Toronto Pearson Intl

Fri 13/3

22:00-13:20

1 stop11h 20m

£448

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Sat 7/2

08:15-11:50

1 stop32h 35m

Toronto Pearson Intl

Sat 21/2

19:55-20:50

1 stop19h 55m

£448

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Fri 23/1

06:30-15:55

1 stop14h 25m

Toronto Pearson Intl

Mon 26/1

17:25-07:50

1 stop9h 25m

£451

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Fri 15/5

18:30-11:00

1 stop21h 30m

Toronto Pearson Intl

Fri 22/5

19:15-12:10

1 stop11h 55m

£457

Flights are sorted by cheapest return flights first.

Deals found on 20/11

Showing 1-10 of 59 results
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2
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6

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

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

Find hourly flight availability from Stansted to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 November 2025.

It’s optimal to fly from London Stansted Airport to Region of Ontario in the morning. By choosing this option you can save up to 32% on the cost of your flight, compared to a flight at midday.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 21 November 2025.
See what other customers who have flown with Air Canada, PLAY, andLufthansa from London Stansted Airport to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,463 reviews
Check prices

Boarding

7.3

Entertainment

6.8

Crew

7.8

Overall

7.1

Comfort

7.1

Food

6.3

Reviews

1 / 20
2.0
Mediocre

Shawna,Sept 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Air Canada
7.1
Good
10,463 reviews
Air Canada
7.1
Good
10,463 reviews
Check prices

Boarding

7.3

Entertainment

6.8

Crew

7.8

Overall

7.1

Comfort

7.1

Food

6.3

Reviews

1 / 20
2.0
Mediocre

Shawna,Sept 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
PLAY
7.0
Good
Air Canada
7.1
Good
10,463 reviews
Check prices

Boarding

7.3

Entertainment

6.8

Crew

7.8

Overall

7.1

Comfort

7.1

Food

6.3

Reviews

1 / 20
2.0
Mediocre

Shawna,Sept 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Lufthansa
6.8
Okay
7,579 reviews
Air Canada
7.1
Good
10,463 reviews
Check prices

Boarding

7.3

Entertainment

6.8

Crew

7.8

Overall

7.1

Comfort

7.1

Food

6.3

Reviews

1 / 20
2.0
Mediocre

Shawna,Sept 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

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.

  • 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.
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London City to Winnipeg flights
Gatwick to Kelowna flights

Top 3 airlines flying from Stansted to Ontario

Discover the top 3 airlines that operate flights from Stansted to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 November 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£265Average£273FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
LufthansaCheapest£341Average£381FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapest£350Average£493FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from Stansted today with Cheapflights!

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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