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Cheap flights from London Stansted Airport to Ontario 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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
STN — YYZ
14 Sep — 21 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Stansted to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Stansted to Ontario
Explore the most affordable flight options available from Stansted to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2026.

Mon 28/93:35 p.m. -
1 stop25h 00m
Sun 11/106:50 p.m. -
1 stop15h 15m
Deal found 11/8C$ 707
Fri 11/95:00 p.m. -
1 stop23h 35m
Sun 20/96:50 p.m. -
1 stop15h 10m
Deal found 11/8C$ 711
Mon 14/98:10 a.m. -
2 stops38h 58m
Mon 21/911:55 p.m. -
1 stop14h 30m
Deal found 13/8C$ 738
Wed 9/910:45 p.m. -
2 stops23h 25m
Sun 27/97:15 p.m. -
1 stop9h 10m
Deal found 11/8C$ 739
Tue 22/93:55 p.m. -
3 stops32h 55m
Sun 27/910:20 a.m. -
3 stops20h 00m
Deal found 14/8C$ 739
Mon 7/98:20 p.m. -
1 stop19h 40m
Tue 22/97:15 p.m. -
1 stop13h 00m
Deal found 14/8C$ 740
Mon 14/98:50 p.m. -
2 stops32h 35m
Wed 23/99:35 p.m. -
1 stop15h 00m
Deal found 12/8C$ 742
Thu 10/96:00 a.m. -
2 stops23h 25m
Thu 1/1011:55 p.m. -
1 stop17h 30m
Deal found 13/8C$ 743
Mon 28/910:25 p.m. -
1 stop17h 35m
Mon 5/107:15 p.m. -
1 stop10h 15m
Deal found 13/8C$ 745
Thu 10/96:00 a.m. -
2 stops23h 25m
Mon 14/910:15 p.m. -
1 stop12h 00m
Deal found 14/8C$ 746
Sat 12/96:35 a.m. -
2 stops15h 40m
Sat 19/99:35 p.m. -
1 stop18h 45m
Deal found 11/8C$ 747
Mon 24/86:05 a.m. -
1 stop12h 35m
Sun 6/99:35 p.m. -
1 stop10h 20m
Deal found 12/8C$ 749

Find flight deals from Stansted to Ontario

Keep the following information in mind while searching for Stansted to Ontario flight deals. Data was last updated 15 August 2026.

Round-trip from

C$ 707

One-way from

C$ 392

Popular in

August

Cheapest in

February

Average price

C$ 1,103
28/9-11/10
  • 28/9-11/10
  • 2 total stops
  • 40h 15m total
  • London to Ontario
Search Deals
21/9
  • 21/9
  • 2 total stops
  • 29h 55m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 129 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Stansted to Ontario 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 15 August 2026.
Use the filters below to find and compare flights from London Stansted Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonToronto

STN London Stansted - YYZ Toronto Pearson Intl

STNYYZ

London Stansted

Tue 15/9

9:55 p.m.-11:00 a.m.

1 stop18h 05m

Toronto Pearson Intl

Tue 22/9

7:15 p.m.-8:30 p.m.

1 stop20h 15m

C$ 796

LondonToronto

STN London Stansted - YYZ Toronto Pearson Intl

STNYYZ

London Stansted

Mon 7/9

10:25 p.m.-11:00 a.m.

1 stop17h 35m

Toronto Pearson Intl

Tue 22/9

7:15 p.m.-8:30 p.m.

1 stop20h 15m

C$ 800

LondonToronto

STN London Stansted - YYZ Toronto Pearson Intl

STNYYZ

London Stansted

Sun 27/9

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

1 stop17h 50m

Toronto Pearson Intl

Sun 4/10

7:15 p.m.-9:55 p.m.

1 stop21h 40m

C$ 822
Quickest round-trip

LondonToronto

STN London Stansted - YTZ Toronto Island

STNYTZ

London Stansted

Fri 4/9

10:00 p.m.-2:16 p.m.

2 stops21h 16m

Toronto Island

Sun 13/9

6:30 p.m.-12:55 p.m.

2 stops13h 25m

C$ 850

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Thu 24/9

6:30 a.m.-12:20 a.m.

2 stops22h 50m

Ottawa

Tue 29/9

6:25 p.m.-8:00 p.m.

2 stops20h 35m

C$ 868

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Wed 23/9

6:30 a.m.-9:05 a.m.

3 stops31h 35m

Ottawa

Wed 7/10

6:55 a.m.-7:30 p.m.

3 stops31h 35m

C$ 883

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Thu 24/9

6:30 a.m.-5:35 p.m.

2 stops16h 05m

Ottawa

Thu 8/10

6:25 p.m.-10:25 p.m.

2 stops23h 00m

C$ 917

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Thu 24/9

10:00 p.m.-5:35 p.m.

2 stops24h 35m

Ottawa

Thu 1/10

6:25 p.m.-10:25 p.m.

2 stops23h 00m

C$ 932

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Mon 14/9

8:50 p.m.-6:15 p.m.

2 stops26h 25m

Ottawa

Mon 21/9

8:55 p.m.-11:20 p.m.

2 stops21h 25m

C$ 938

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Sat 12/9

6:35 a.m.-12:20 a.m.

3 stops22h 45m

Ottawa

Wed 23/9

6:25 p.m.-12:50 p.m.

2 stops13h 25m

C$ 951

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Stansted to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Stansted 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 London Stansted Airport to Ontario

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 Stansted to Ontario. 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 London Stansted Airport to Region of Ontario?

    Departing from London Stansted Airport to Region of Ontario will take you 29h 35m. The distance from London Stansted Airport to Region of Ontario is about 5238 km.

  • What are the most popular routes from London Stansted Airport to Region of Ontario?

    The most popular route from London Stansted Airport to Region of Ontario is London Stansted - Toronto Pearson Intl. You may also consider London Stansted - Montreal Pierre Elliott Trudeau Intl or London Stansted - Toronto Island.

  • Can I find deals for flights from Stansted to Ontario that include hotel bookings?

    Yes. In addition to deals on Stansted to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Stansted to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Stansted to Ontario.

  • Can I find deals for business class flights from Stansted to Ontario?

    Yes. Cheapflights offers flight deals from Stansted to Ontario 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

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

Deals for Stansted to Ontario 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 Stansted to Ontario?

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 Ontario from Stansted.

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

Certainly. Search results for flights to Ontario from Stansted shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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