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Cheap flights from Ontario to London Stansted Airport from C$ 377

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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — STN
24 Feb — 3 Mar1
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 25 January 2026.

Tue 3/27:35 p.m.
YYZ
-
STN
1 stop9h 15m
Multiple Airlines
Sat 7/28:00 p.m.
STN
-
YYZ
1 stop20h 15m
Multiple Airlines
Deal found 24/1C$ 703
Tue 27/15:25 p.m.
YYZ
-
STN
1 stop9h 25m
Multiple Airlines
Wed 4/28:30 a.m.
STN
-
YYZ
1 stop12h 25m
Multiple Airlines
Deal found 23/1C$ 704
Wed 8/410:00 p.m.
YYZ
-
STN
1 stop20h 20m
Multiple Airlines
Tue 14/46:30 a.m.
STN
-
YYZ
1 stop12h 45m
Multiple Airlines
Deal found 23/1C$ 705
Wed 6/57:35 a.m.
YYZ
-
STN
2 stops30h 55m
Multiple Airlines
Wed 13/56:30 a.m.
STN
-
YYZ
2 stops15h 45m
Multiple Airlines
Deal found 25/1C$ 708
Mon 13/46:45 a.m.
YUL
-
STN
2 stops29h 20m
Multiple Airlines
Tue 21/46:30 a.m.
STN
-
YUL
2 stops23h 08m
Multiple Airlines
Deal found 24/1C$ 711
Mon 23/27:40 p.m.
YYZ
-
STN
2 stops17h 40m
Multiple Airlines
Mon 2/38:30 a.m.
STN
-
YYZ
2 stops14h 45m
Multiple Airlines
Deal found 24/1C$ 711
Mon 23/310:00 p.m.
YYZ
-
STN
1 stop16h 20m
Multiple Airlines
Mon 6/410:45 p.m.
STN
-
YYZ
1 stop20h 30m
Multiple Airlines
Deal found 25/1C$ 716
Tue 5/59:30 p.m.
YYZ
-
STN
1 stop19h 50m
Multiple Airlines
Wed 13/510:45 p.m.
STN
-
YYZ
1 stop19h 35m
Multiple Airlines
Deal found 24/1C$ 719
Fri 30/15:25 p.m.
YYZ
-
STN
1 stop19h 55m
Multiple Airlines
Fri 6/26:30 a.m.
STN
-
YYZ
1 stop14h 25m
Multiple Airlines
Deal found 25/1C$ 722
Wed 8/410:00 p.m.
YYZ
-
STN
1 stop20h 20m
Multiple Airlines
Mon 13/46:30 a.m.
STN
-
YYZ
1 stop12h 45m
Multiple Airlines
Deal found 23/1C$ 725
Mon 20/411:00 p.m.
YUL
-
STN
2 stops19h 45m
Multiple Airlines
Sun 26/46:35 a.m.
STN
-
YUL
2 stops16h 50m
Multiple Airlines
Deal found 24/1C$ 738
Wed 18/29:45 p.m.
YUL
-
STN
1 stop15h 25m
Multiple Airlines
Wed 25/26:30 a.m.
STN
-
YUL
1 stop18h 45m
Multiple Airlines
Deal found 24/1C$ 745

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 25 January 2026.

Round-trip from

C$ 703

One-way from

C$ 377

Popular in

December

Cheapest in

February

Average price

C$ 749
3/2-7/2
  • 3/2-7/2
  • 2 total stops
  • 29h 30m total
  • Ontario to London
Search Deals
1/2
  • 1/2
  • 2 total stops
  • 38h 20m total
  • Ontario to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 25 January 2026.
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 8/4

10:00 p.m.-11:20 p.m.

1 stop20h 20m

London Stansted

Wed 22/4

10:45 p.m.-2:15 p.m.

1 stop20h 30m

C$ 716

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Mon 25/5

11:05 p.m.-7:25 p.m.

1 stop15h 20m

London Stansted

Wed 3/6

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

1 stop11h 50m

C$ 734

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 20/3

5:40 a.m.-4:35 p.m.

2 stops30h 55m

London Stansted

Wed 1/4

10:45 p.m.-12:39 a.m.

2 stops30h 54m

C$ 771

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 20/4

5:40 a.m.-5:05 p.m.

2 stops30h 25m

London Stansted

Mon 27/4

10:00 p.m.-12:20 a.m.

2 stops31h 20m

C$ 781

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Mon 4/5

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

1 stop10h 20m

London Stansted

Sun 17/5

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

1 stop11h 50m

C$ 785

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Mon 23/2

8:00 a.m.-12:10 p.m.

2 stops23h 10m

London Stansted

Mon 2/3

7:50 p.m.-8:20 p.m.

2 stops29h 30m

C$ 790

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 4/3

5:40 a.m.-5:50 p.m.

2 stops31h 10m

London Stansted

Wed 11/3

9:45 p.m.-12:39 a.m.

2 stops30h 54m

C$ 820

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Thu 14/5

10:45 a.m.-10:25 p.m.

3 stops30h 40m

London Stansted

Mon 18/5

6:30 a.m.-2:22 p.m.

2 stops12h 52m

C$ 830

TorontoLondon

YTZ - STN

YTZSTN

Toronto Island

Wed 18/2

4:30 p.m.-6:10 p.m.

2 stops20h 40m

London Stansted

Mon 23/2

6:45 p.m.-5:25 p.m.

2 stops27h 40m

C$ 840

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Thu 21/5

9:30 p.m.-12:45 p.m.

1 stop10h 15m

London Stansted

Sun 7/6

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

1 stop11h 50m

C$ 844

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/1

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
Gatwick
Slough
Marlow
Cobham
Milton Keynes
Romford
Watford
Bedford
Luton
Hounslow

Browse thousands of different options on Cheapflights for your next trip

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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

Fly with Cheapflights

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

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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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