Find flights
When to book
FAQs

Cheap flights from Ontario to London Stansted Airport from £198

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — STN
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Find 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 27 November 2025.

Fri 28/1119:25YYZ - STN
1 stop19h 05mMultiple Airlines
Fri 5/1218:45STN - YYZ
1 stop22h 45mMultiple Airlines
Deal found 24/11£423
Tue 2/1217:25YYZ - STN
1 stop9h 25mMultiple Airlines
Tue 9/1206:30STN - YYZ
1 stop14h 25mMultiple Airlines
Deal found 25/11£427
Sun 7/1218:00YYZ - STN
2 stops16h 55mMultiple Airlines
Mon 15/1219:50STN - YYZ
2 stops28h 06mMultiple Airlines
Deal found 24/11£439
Tue 9/1219:35YYZ - STN
1 stop9h 15mMultiple Airlines
Wed 24/1206:05STN - YYZ
1 stop10h 10mMultiple Airlines
Deal found 25/11£448
Tue 2/1220:00YYZ - STN
1 stop11h 55mMultiple Airlines
Thu 11/1220:05STN - YYZ
1 stop21h 30mMultiple Airlines
Deal found 26/11£450
Sun 7/1215:30YYZ - STN
2 stops22h 55mMultiple Airlines
Thu 11/1220:05STN - YYZ
1 stop21h 30mMultiple Airlines
Deal found 24/11£451
Wed 3/1215:30YYZ - STN
2 stops21h 40mMultiple Airlines
Tue 9/1219:45STN - YYZ
1 stop22h 50mMultiple Airlines
Deal found 24/11£453
Sun 7/1208:40YYZ - STN
2 stops29h 45mMultiple Airlines
Tue 9/1219:45STN - YYZ
1 stop22h 50mMultiple Airlines
Deal found 25/11£454
Tue 2/1220:00YYZ - STN
1 stop11h 55mMultiple Airlines
Mon 15/1219:50STN - YYZ
2 stops25h 12mMultiple Airlines
Deal found 25/11£463
Sun 30/1121:40YUL - STN
2 stops16h 45mMultiple Airlines
Sun 7/1206:25STN - YUL
2 stops18h 15mMultiple Airlines
Deal found 24/11£471
Wed 10/1210:10YTZ - STN
2 stops27h 00mMultiple Airlines
Mon 15/1219:50STN - YTZ
2 stops26h 35mMultiple Airlines
Deal found 25/11£488
Thu 27/1116:20YTZ - STN
3 stops18h 45mMultiple Airlines
Wed 3/1220:55STN - YTZ
3 stops26h 00mMultiple Airlines
Deal found 24/11£508

Cheap flight deals from Ontario to Stansted

Keep the following information in mind while searching for Ontario to Stansted flight deals. Data was last updated 27 November 2025.

Round-trip from

£420

One-way from

£198

Popular in

December

Cheapest in

February

Average price

£457
14/5-26/5
  • 14/5-26/5
  • 3 total stops
  • 31h 40m total
  • Ontario to London
Search Deals
27/4
  • 27/4
  • 1 total stop
  • 12h 10m total
  • Ontario to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 27 November 2025.
Use the filters below to find and compare flights from Ontario to London Stansted Airport that are best for you.

Fly from

Ontario

Fly to

Stansted

Route

Depart

Return

Price

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Tue 3/3

17:25-09:50

1 stop11h 25m

London Stansted

Tue 10/3

06:30-16:55

1 stop14h 25m

£429

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Sun 18/1

15:35-15:55

2 stops19h 20m

London Stansted

Sat 24/1

20:25-12:10

1 stop20h 45m

£436

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 5/5

05:55-14:45

3 stops27h 50m

London Stansted

Tue 19/5

22:00-00:22

3 stops31h 22m

£498

MontrealLondon

YUL - STN

YULSTN

Montreal Pierre Elliott Trudeau Intl

Tue 28/4

06:45-17:35

2 stops29h 50m

London Stansted

Wed 13/5

06:30-00:40

2 stops23h 10m

£500

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Fri 20/2

16:30-12:00

2 stops14h 30m

London Stansted

Mon 23/2

18:45-17:25

2 stops27h 40m

£509

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Fri 9/1

14:00-20:00

2 stops25h 00m

London Stansted

Fri 16/1

16:20-17:25

3 stops30h 05m

£514

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 3/4

05:40-21:20

2 stops34h 40m

London Stansted

Sat 11/4

06:30-00:39

2 stops23h 09m

£519

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 1/5

05:55-19:20

3 stops32h 25m

London Stansted

Sat 23/5

22:00-00:22

2 stops31h 22m

£524

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Tue 9/12

08:50-20:30

3 stops30h 40m

London Stansted

Tue 16/12

05:55-17:55

2 stops17h 00m

£530

LondonLondon

YXU - STN

YXUSTN

London

Fri 9/1

17:40-18:20

2 stops19h 40m

London Stansted

Fri 16/1

06:30-21:21

3 stops19h 51m

£533

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 60 results
1
2
3
...
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.

  • 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 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
Croydon
Slough
Gatwick
Hounslow
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Crawley
Brentford
Romford
Chichester
Ipswich
Bedford
Eastbourne

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.
Pearson Intl to Heathrow flights
Vancouver Intl to Heathrow flights
Pearson Intl to Gatwick flights
Pearson Intl to London City flights
Vancouver Intl to Gatwick flights
Pierre Elliott Trudeau Intl to Heathrow flights
Toronto Island to Heathrow flights
Pearson Intl to Stansted flights
Pearson Intl to Luton flights
Calgary to Heathrow flights
Halifax to Heathrow flights
Pierre Elliott Trudeau Intl to Gatwick flights
Vancouver Intl to Stansted flights
Halifax to Gatwick flights
Pierre Elliott Trudeau Intl to Stansted flights
Calgary to Gatwick flights
Ottawa to Heathrow flights
Abbotsford to Heathrow flights
Calgary to London City flights
Ottawa to Gatwick flights
Winnipeg to Heathrow flights
Edmonton to Heathrow flights
Edmonton to Gatwick flights
Winnipeg to Gatwick flights
Vancouver Intl to Luton flights
Calgary to Stansted flights
Victoria to Gatwick flights
St. John's to Heathrow flights
St. John's to Gatwick flights
Québec City to Heathrow flights
Ottawa to Stansted flights
Victoria to Heathrow flights
Québec City to Gatwick 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 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.