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Cheap flights from Ontario to London Stansted Airport from C$ 392

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — STN
3 Jan — 10 Jan1
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 4 December 2025.

Sun 7/125:00 p.m.YYZ - STN
2 stops21h 25mMultiple Airlines
Tue 9/127:45 p.m.STN - YYZ
1 stop22h 50mMultiple Airlines
Deal found 1/12C$ 840
Wed 3/123:30 p.m.YYZ - STN
2 stops19h 10mMultiple Airlines
Thu 11/128:05 p.m.STN - YYZ
1 stop21h 30mMultiple Airlines
Deal found 2/12C$ 846
Sun 7/124:30 p.m.YTZ - STN
2 stops21h 55mMultiple Airlines
Mon 15/126:45 p.m.STN - YTZ
2 stops31h 05mMultiple Airlines
Deal found 3/12C$ 862
Sun 7/125:00 p.m.YYZ - STN
2 stops21h 25mMultiple Airlines
Mon 15/126:45 p.m.STN - YYZ
2 stops29h 11mMultiple Airlines
Deal found 3/12C$ 874
Sun 7/128:15 p.m.YUL - STN
1 stop18h 10mMultiple Airlines
Thu 11/128:05 p.m.STN - YUL
2 stops31h 20mMultiple Airlines
Deal found 3/12C$ 910
Wed 3/123:30 p.m.YYZ - STN
2 stops19h 10mMultiple Airlines
Thu 4/128:05 p.m.STN - YYZ
1 stop21h 30mMultiple Airlines
Deal found 2/12C$ 922
Fri 12/127:25 p.m.YYZ - STN
1 stop16h 20mMultiple Airlines
Sat 31/15:10 p.m.STN - YYZ
2 stops33h 05mMultiple Airlines
Deal found 2/12C$ 946
Tue 9/1210:30 a.m.YTZ - STN
2 stops29h 00mMultiple Airlines
Tue 16/125:55 a.m.STN - YTZ
2 stops17h 00mMultiple Airlines
Deal found 4/12C$ 948
Tue 9/122:00 p.m.YYZ - STN
2 stops25h 30mMultiple Airlines
Tue 16/125:55 a.m.STN - YYZ
3 stops19h 51mMultiple Airlines
Deal found 4/12C$ 957
Tue 9/129:45 p.m.YUL - STN
1 stop17h 45mMultiple Airlines
Tue 16/125:55 a.m.STN - YUL
1 stop12h 50mMultiple Airlines
Deal found 4/12C$ 960
Sat 6/126:50 p.m.YYZ - STN
1 stop17h 50mMultiple Airlines
Mon 15/126:45 p.m.STN - YYZ
2 stops29h 11mMultiple Airlines
Deal found 2/12C$ 964
Sat 6/125:25 p.m.YYZ - STN
1 stop9h 25mMultiple Airlines
Wed 10/126:30 a.m.STN - YYZ
1 stop14h 25mMultiple Airlines
Deal found 1/12C$ 975

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 4 December 2025.

Round-trip from

C$ 788

One-way from

C$ 392

Popular in

December

Cheapest in

February

Average price

C$ 1,189
13/1-23/1
  • 13/1-23/1
  • 2 total stops
  • 25h 50m total
  • Ontario to London
Search Deals
2/3
  • 2/3
  • 1 total stop
  • 18h 25m 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
Search Deals

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 4 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

Sat 7/2

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

1 stop19h 55m

London Stansted

Sat 21/2

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

1 stop32h 35m

C$ 847

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Mon 12/1

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

2 stops18h 25m

London Stansted

Mon 19/1

8:40 a.m.-7:55 p.m.

2 stops16h 15m

C$ 867

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Sun 11/1

12:30 p.m.-11:30 a.m.

2 stops18h 00m

London Stansted

Tue 20/1

8:10 a.m.-7:55 p.m.

2 stops16h 45m

C$ 900

MontrealLondon

YUL - STN

YULSTN

Montreal Pierre Elliott Trudeau Intl

Thu 5/3

6:45 p.m.-1:30 p.m.

1 stop13h 45m

London Stansted

Thu 12/3

7:40 a.m.-3:45 p.m.

1 stop12h 05m

C$ 932

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Mon 12/1

8:50 a.m.-11:55 p.m.

3 stops34h 05m

London Stansted

Sun 18/1

7:40 a.m.-10:20 p.m.

3 stops43h 40m

C$ 952

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Fri 15/5

9:30 p.m.-12:50 p.m.

1 stop10h 20m

London Stansted

Tue 9/6

8:30 a.m.-2:55 p.m.

1 stop11h 25m

C$ 952

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Tue 17/3

12:30 p.m.-8:15 p.m.

3 stops27h 45m

London Stansted

Mon 23/3

4:45 p.m.-5:55 p.m.

3 stops29h 10m

C$ 960

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 13/4

9:00 a.m.-5:35 p.m.

2 stops27h 35m

London Stansted

Mon 27/4

6:30 a.m.-12:22 a.m.

3 stops22h 52m

C$ 968

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sat 17/1

8:30 a.m.-5:40 p.m.

3 stops28h 10m

London Stansted

Sat 24/1

8:25 p.m.-5:18 p.m.

2 stops25h 53m

C$ 968

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Sun 24/5

11:45 p.m.-7:20 p.m.

1 stop14h 35m

London Stansted

Thu 4/6

7:55 p.m.-5:10 p.m.

1 stop26h 15m

C$ 987

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/12

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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Hamilton to Heathrow flights

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 4 December 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapestC$ 456AverageC$ 595FlexibilityNo 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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