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Cheap flights from Ontario to London Stansted Airport from C$ 380

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — STN
31 Dec — 7 Jan1
1 adult
1 adult, Economy, 0 bags

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 1 December 2025.

Round-trip from

C$ 782

One-way from

C$ 380

Popular in

December

Cheapest in

February

Average price

C$ 1,190
11/1-17/1
  • 11/1-17/1
  • 2 total stops
  • 29h 30m total
  • Ontario to London
Search Deals
4/3
  • 4/3
  • 1 total stop
  • 18h 10m total
  • Ontario to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 1 December 2025.

Tue 9/128:00 p.m.YYZ - STN
1 stop21h 25mMultiple Airlines
Tue 16/127:45 p.m.STN - YYZ
1 stop22h 50mMultiple Airlines
Deal found 28/11C$ 835
Tue 2/128:00 p.m.YYZ - STN
1 stop17h 40mMultiple Airlines
Sat 6/128:25 p.m.STN - YYZ
1 stop20h 45mMultiple Airlines
Deal found 28/11C$ 848
Wed 3/125:00 p.m.YYZ - STN
2 stops20h 10mMultiple Airlines
Tue 9/127:45 p.m.STN - YYZ
1 stop22h 50mMultiple Airlines
Deal found 30/11C$ 852
Tue 2/126:45 a.m.YUL - STN
2 stops30h 55mMultiple Airlines
Tue 9/127:45 p.m.STN - YUL
2 stops31h 35mMultiple Airlines
Deal found 29/11C$ 872
Sat 6/121:40 p.m.YUL - STN
2 stops23h 00mMultiple Airlines
Thu 11/128:05 p.m.STN - YUL
2 stops25h 50mMultiple Airlines
Deal found 30/11C$ 895
Mon 8/129:20 p.m.YYZ - STN
1 stop21h 35mMultiple Airlines
Fri 12/126:50 a.m.STN - YYZ
1 stop12h 35mMultiple Airlines
Deal found 1/12C$ 907
Sat 6/122:30 p.m.YUL - STN
2 stops16h 50mMultiple Airlines
Sat 13/128:25 p.m.STN - YUL
2 stops25h 30mMultiple Airlines
Deal found 1/12C$ 926
Fri 5/125:00 p.m.YYZ - STN
2 stops22h 00mMultiple Airlines
Tue 9/127:45 p.m.STN - YYZ
1 stop22h 50mMultiple Airlines
Deal found 29/11C$ 932
Mon 8/129:05 p.m.YUL - STN
2 stops21h 50mMultiple Airlines
Mon 15/127:10 a.m.STN - YUL
2 stops17h 35mMultiple Airlines
Deal found 1/12C$ 944
Sat 6/126:50 p.m.YYZ - STN
1 stop17h 50mMultiple Airlines
Sat 13/128:25 p.m.STN - YYZ
1 stop20h 45mMultiple Airlines
Deal found 29/11C$ 946
Sat 6/125:25 p.m.YYZ - STN
1 stop9h 25mMultiple Airlines
Tue 9/126:30 a.m.STN - YYZ
1 stop14h 25mMultiple Airlines
Deal found 30/11C$ 953
Sun 30/119:05 p.m.YYZ - STN
3 stops20h 55mMultiple Airlines
Mon 11/510:00 p.m.STN - YYZ
1 stop20h 20mMultiple Airlines
Deal found 29/11C$ 957

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 1 December 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

Wed 14/1

7:55 p.m.-8:35 p.m.

1 stop19h 40m

London Stansted

Sat 24/1

8:15 a.m.-11:50 a.m.

1 stop32h 35m

C$ 789

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Fri 6/2

5:10 p.m.-10:35 p.m.

2 stops24h 25m

London Stansted

Mon 23/2

11:35 a.m.-3:40 p.m.

2 stops33h 05m

C$ 813

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Sat 28/2

7:55 p.m.-5:50 p.m.

1 stop16h 55m

London Stansted

Sat 7/3

8:15 a.m.-11:50 a.m.

1 stop32h 35m

C$ 838

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Thu 7/5

11:55 p.m.-7:35 p.m.

1 stop14h 40m

London Stansted

Fri 22/5

5:05 p.m.-5:00 p.m.

3 stops28h 55m

C$ 840

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Sat 10/1

7:55 p.m.-8:50 p.m.

1 stop19h 55m

London Stansted

Sat 17/1

8:15 a.m.-11:50 a.m.

1 stop32h 35m

C$ 844

MontrealLondon

YUL - STN

YULSTN

Montreal Pierre Elliott Trudeau Intl

Wed 11/3

8:40 p.m.-3:30 p.m.

1 stop14h 50m

London Stansted

Thu 19/3

4:00 p.m.-1:10 p.m.

1 stop25h 10m

C$ 845

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Tue 26/5

9:30 p.m.-7:35 p.m.

1 stop17h 05m

London Stansted

Tue 2/6

6:30 a.m.-1:20 p.m.

1 stop11h 50m

C$ 867

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Mon 16/3

10:00 p.m.-7:25 p.m.

2 stops17h 25m

London Stansted

Mon 23/3

9:45 p.m.-2:15 p.m.

1 stop20h 30m

C$ 874

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Thu 7/5

8:00 a.m.-5:10 p.m.

2 stops28h 10m

London Stansted

Sun 17/5

6:20 p.m.-3:15 p.m.

2 stops25h 55m

C$ 874

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Mon 2/2

5:30 p.m.-4:55 p.m.

2 stops18h 25m

London Stansted

Mon 9/2

8:40 a.m.-9:35 p.m.

2 stops17h 55m

C$ 877

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

Showing 1-10 of 60 results
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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 round-trip 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 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 vacation 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
Sutton
Twickenham
Slough
Marlow
Milton Keynes
Romford
Watford
Bedford
Luton
Gatwick
Hounslow

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Alternative routes for Ontario to Stansted

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ontario to Stansted

Discover the top airline that operate flights from Ontario to Stansted. 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 629,999 searches. Data last updated 1 December 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapestC$ 456AverageC$ 596FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights

Fly with Cheapflights

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

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 Stansted from Ontario today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Stansted from Ontario.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Stansted, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Ontario to Stansted flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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