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Cheap flights from Ontario to London Stansted Airport from £185

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 21/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — STN
29 Jul — 5 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Stansted

Enter your travel dates to find the best prices.

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 29 June 2026.

Wed 12/818:25
YOW
-
STN
2 stops23h 25m
Multiple Airlines
Wed 19/822:45
STN
-
YOW
3 stops30h 35m
Multiple Airlines
Deal found 28/6£407
Tue 18/806:55
YOW
-
STN
2 stops34h 45m
Multiple Airlines
Wed 26/822:45
STN
-
YOW
3 stops23h 50m
Multiple Airlines
Deal found 28/6£408
Tue 7/719:15
YYZ
-
STN
2 stops23h 05m
Multiple Airlines
Tue 14/707:10
STN
-
YYZ
3 stops43h 35m
Multiple Airlines
Deal found 29/6£412
Mon 17/821:35
YYZ
-
STN
1 stop10h 15m
Multiple Airlines
Tue 8/906:30
STN
-
YYZ
1 stop11h 50m
Multiple Airlines
Deal found 29/6£414
Mon 20/722:55
YYZ
-
STN
1 stop10h 15m
Multiple Airlines
Mon 27/722:00
STN
-
YYZ
2 stops22h 00m
Multiple Airlines
Deal found 27/6£415
Sun 2/823:55
YYZ
-
STN
1 stop11h 55m
Multiple Airlines
Wed 19/808:30
STN
-
YYZ
1 stop12h 20m
Multiple Airlines
Deal found 27/6£416
Wed 15/721:55
YYZ
-
STN
1 stop17h 25m
Multiple Airlines
Wed 22/709:55
STN
-
YYZ
1 stop30h 05m
Multiple Airlines
Deal found 26/6£417
Sun 9/818:30
YTZ
-
STN
2 stops15h 00m
Multiple Airlines
Sun 16/822:00
STN
-
YTZ
2 stops28h 31m
Multiple Airlines
Deal found 25/6£417
Tue 11/823:55
YYZ
-
STN
1 stop12h 40m
Multiple Airlines
Sun 23/806:35
STN
-
YYZ
1 stop11h 45m
Multiple Airlines
Deal found 25/6£417
Sun 23/818:30
YTZ
-
STN
2 stops13h 25m
Multiple Airlines
Tue 1/906:30
STN
-
YTZ
2 stops12h 51m
Multiple Airlines
Deal found 28/6£418
Wed 22/721:55
YYZ
-
STN
1 stop17h 25m
Multiple Airlines
Tue 28/721:20
STN
-
YYZ
1 stop21h 50m
Multiple Airlines
Deal found 27/6£418
Thu 23/723:05
YYZ
-
STN
1 stop10h 30m
Multiple Airlines
Thu 30/706:30
STN
-
YYZ
2 stops19h 34m
Multiple Airlines
Deal found 25/6£419

Find flight deals from Ontario to Stansted

Keep the following information in mind while searching for Ontario to Stansted flight deals. Data was last updated 29 June 2026.

Round-trip from

£407

One-way from

£185

Popular in

July

Cheapest in

February

Average price

£557
12/8-19/8
  • 12/8-19/8
  • 5 total stops
  • 54h 00m total
  • Ontario to London
Search Deals
21/7
  • 21/7
  • 2 total stops
  • 35h 10m total
  • Ontario to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£73 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ontario to Stansted 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 29 June 2026.
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
Fastest return journey

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Sun 23/8

18:30-12:55

2 stops13h 25m

London Stansted

Tue 1/9

06:30-14:21

2 stops12h 51m

£418

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Wed 12/8

16:30-11:35

2 stops14h 05m

London Stansted

Mon 24/8

06:30-14:21

2 stops12h 51m

£442

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 26/8

06:55-20:20

2 stops32h 25m

London Stansted

Sat 12/9

06:35-00:20

3 stops22h 45m

£447

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Mon 17/8

17:30-12:50

2 stops14h 20m

London Stansted

Sat 22/8

06:35-14:21

2 stops12h 46m

£454

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Sun 12/7

16:30-19:30

2 stops22h 00m

London Stansted

Wed 15/7

22:00-15:51

2 stops22h 51m

£460

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Fri 17/7

16:30-19:20

2 stops21h 50m

London Stansted

Tue 21/7

06:30-15:51

2 stops14h 21m

£466

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 10/8

06:55-15:15

3 stops27h 20m

London Stansted

Mon 17/8

06:30-17:35

3 stops16h 05m

£469

MontrealLondon

YUL - STN

YULSTN

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

21:30-16:30

1 stop14h 00m

London Stansted

Fri 9/10

17:00-14:00

1 stop26h 00m

£485

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 20/7

18:25-23:20

2 stops23h 55m

London Stansted

Thu 30/7

06:30-19:44

3 stops18h 14m

£515

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Thu 23/7

06:55-21:20

3 stops33h 25m

London Stansted

Thu 30/7

08:25-00:20

2 stops20h 55m

£538

Flights are sorted by cheapest return flights first.

Deals found on 25/6

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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.
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
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 Ontario to Stansted. 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 Region of Ontario to London Stansted Airport?

    A quick flight from Region of Ontario to London Stansted Airport can take about 15h 35m. Turkish Airlines provides one of the quickest options available for as low as £819. There are 3255 mi between Region of Ontario and London Stansted Airport. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 Ottawa - 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

Travelling to a place near London Stansted Airport?

Book flights to London Stansted Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Croydon
Slough
Ilford
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Eastbourne
Southall
Aylesbury
Romford
Ipswich
Borehamwood
Southend-on-Sea

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

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.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Stansted for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Ontario to Stansted with no change fees.

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

Of course! You can now track prices for flights from Ontario to Stansted 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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