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Cheap flights from Ontario to London Stansted Airport from £192

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — STN
18 Apr — 25 Apr1
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 19 March 2026.

Wed 10/622:05
YYZ
-
STN
1 stop17h 25m
Multiple Airlines
Mon 15/608:30
STN
-
YYZ
1 stop12h 20m
Multiple Airlines
Deal found 15/3£389
Fri 22/522:05
YYZ
-
STN
1 stop20h 00m
Multiple Airlines
Wed 3/606:30
STN
-
YYZ
1 stop11h 50m
Multiple Airlines
Deal found 17/3£393
Fri 22/522:05
YYZ
-
STN
1 stop20h 00m
Multiple Airlines
Tue 2/606:30
STN
-
YYZ
1 stop11h 50m
Multiple Airlines
Deal found 17/3£394
Tue 19/522:05
YYZ
-
STN
1 stop10h 20m
Multiple Airlines
Thu 28/506:30
STN
-
YYZ
2 stops15h 40m
Multiple Airlines
Deal found 18/3£395
Tue 19/522:05
YYZ
-
STN
1 stop10h 20m
Multiple Airlines
Wed 10/622:45
STN
-
YYZ
2 stops23h 30m
Multiple Airlines
Deal found 18/3£397
Wed 1/422:00
YYZ
-
STN
1 stop20h 20m
Multiple Airlines
Mon 20/406:30
STN
-
YYZ
1 stop12h 45m
Multiple Airlines
Deal found 14/3£398
Tue 19/522:05
YYZ
-
STN
1 stop10h 20m
Multiple Airlines
Fri 5/622:50
STN
-
YYZ
1 stop19h 30m
Multiple Airlines
Deal found 18/3£399
Wed 20/523:10
YYZ
-
STN
2 stops19h 10m
Multiple Airlines
Tue 2/611:35
STN
-
YYZ
2 stops15h 30m
Multiple Airlines
Deal found 16/3£400
Tue 2/622:05
YYZ
-
STN
1 stop10h 20m
Multiple Airlines
Wed 10/622:45
STN
-
YYZ
2 stops21h 15m
Multiple Airlines
Deal found 17/3£401
Tue 19/522:05
YYZ
-
STN
1 stop10h 20m
Multiple Airlines
Tue 9/608:30
STN
-
YYZ
1 stop11h 25m
Multiple Airlines
Deal found 18/3£402
Wed 20/516:30
YTZ
-
STN
2 stops15h 20m
Multiple Airlines
Tue 2/606:30
STN
-
YTZ
2 stops12h 52m
Multiple Airlines
Deal found 16/3£431
Sun 17/515:35
YTZ
-
STN
3 stops20h 15m
Multiple Airlines
Wed 27/522:45
STN
-
YTZ
2 stops20h 37m
Multiple Airlines
Deal found 16/3£434

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 19 March 2026.

Round-trip from

£389

One-way from

£192

Popular in

December

Cheapest in

May

Average price

£460
10/6-15/6
  • 10/6-15/6
  • 2 total stops
  • 29h 45m total
  • Ontario to London
Search Deals
16/6
  • 16/6
  • 2 total stops
  • 23h 15m total
  • Ontario to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£15 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 March 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 19 March 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

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sat 23/5

06:55-10:15

2 stops22h 20m

London Stansted

Mon 8/6

22:45-00:20

2 stops30h 35m

£555

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 3/5

06:55-09:35

2 stops21h 40m

London Stansted

Sun 10/5

22:00-00:20

3 stops31h 20m

£560

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Thu 30/4

06:55-22:25

2 stops34h 30m

London Stansted

Fri 15/5

22:00-00:20

3 stops31h 20m

£597

LondonLondon

YXU - STN

YXUSTN

London

Tue 14/4

17:40-00:10

3 stops25h 30m

London Stansted

Tue 21/4

07:10-17:04

2 stops14h 54m

£636

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Sun 5/4

21:50-16:40

1 stop37h 50m

London Stansted

Wed 29/4

06:55-19:45

1 stop17h 50m

£684

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Wed 15/4

23:45-19:15

1 stop14h 30m

London Stansted

Wed 22/4

19:10-17:10

1 stop27h 00m

£689

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Sat 18/4

20:55-21:40

1 stop19h 45m

London Stansted

Wed 6/5

08:55-11:00

1 stop31h 05m

£720

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Fri 26/6

19:15-22:05

1 stop21h 50m

London Stansted

Fri 10/7

21:55-11:00

1 stop18h 05m

£785

LondonLondon

YXU - STN

YXUSTN

London

Tue 26/5

14:40-19:35

3 stops23h 55m

London Stansted

Sat 30/5

07:20-05:20

3 stops27h 00m

£786

MontrealLondon

YUL - STN

YULSTN

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

16:10-14:30

1 stop17h 20m

London Stansted

Thu 14/5

15:00-14:10

1 stop28h 10m

£807

Flights are sorted by cheapest return flights first.

Deals found on 14/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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 17h 20m. Turkish Airlines provides one of the quickest options available for as low as £807. 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
Milton Keynes
Wembley
Croydon
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Eastbourne
Romford
Ipswich
Bedford
Chelmsford
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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