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Cheap flights from the United Kingdom to Ontario from C$ 462

LHR — YYZ
24 Nov — 1 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Ontario

Fri 20/116:30 a.m. -
1 stop17h 45m
Mon 11/19:45 p.m. -
Nonstop7h 05m
Deal found 21/10C$ 675
Mon 9/116:20 a.m. -
1 stop14h 50m
Mon 16/119:45 p.m. -
Nonstop7h 05m
Deal found 22/10C$ 676
Tue 10/118:35 p.m. -
1 stop26h 40m
Tue 17/117:40 p.m. -
1 stop10h 10m
Deal found 21/10C$ 678
Wed 11/1112:15 p.m. -
1 stop11h 00m
Thu 10/127:40 p.m. -
1 stop10h 10m
Deal found 21/10C$ 679
Wed 11/1111:55 a.m. -
1 stop11h 20m
Sun 15/117:40 p.m. -
1 stop10h 15m
Deal found 21/10C$ 679
Thu 26/1112:15 p.m. -
1 stop11h 00m
Sun 29/117:40 p.m. -
1 stop10h 10m
Deal found 20/10C$ 681
Wed 11/1112:15 p.m. -
1 stop11h 00m
Sun 15/117:40 p.m. -
1 stop10h 10m
Deal found 21/10C$ 682
Wed 18/1111:55 a.m. -
1 stop11h 20m
Sun 22/117:40 p.m. -
1 stop10h 15m
Deal found 20/10C$ 682
Thu 3/1212:15 p.m. -
1 stop11h 00m
Thu 10/127:40 p.m. -
1 stop10h 10m
Deal found 21/10C$ 683
Thu 26/118:35 p.m. -
1 stop26h 40m
Thu 10/127:40 p.m. -
1 stop18h 50m
Deal found 21/10C$ 685
Tue 10/118:35 p.m. -
1 stop26h 40m
Sun 15/117:40 p.m. -
1 stop10h 10m
Deal found 21/10C$ 688
Wed 25/1112:15 p.m. -
1 stop11h 00m
Sat 5/127:40 p.m. -
1 stop18h 50m
Deal found 20/10C$ 689

Find flight deals from United Kingdom to Ontario

Round-trip from

C$ 674

One-way from

C$ 462

Popular in

August

Cheapest in

February

Average price

C$ 832

Good round-trip deal

C$ 694 or less

Good one-way deal

C$ 522 or less
Icelandair
  • Icelandair
  • 23/2-2/3
  • 2 total stops
  • 21h 25m total
  • United Kingdom to Ontario
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11/4-31/12
  • 11/4-31/12
  • 1 total stop
  • 26h 10m total
  • United Kingdom to Ontario
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Highest demand for flights based on searches. 10% potential increase in price (C$ 149 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 29 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Price to beat on a round-trip flight from United Kingdom to Ontario.
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Price to beat on a one-way flight from United Kingdom to Ontario.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from the United Kingdom to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Newcastle upon TyneToronto

NCL Newcastle upon Tyne - YYZ Toronto Pearson Intl

NCLYYZ

Newcastle upon Tyne

Sun 11/4

4:10 p.m.-1:20 p.m.

1 stop26h 10m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 462

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Fri 11/12

6:10 a.m.-12:30 p.m.

1 stop35h 20m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 517

GlasgowToronto

GLA Glasgow Intl - YYZ Toronto Pearson Intl

GLAYYZ

Glasgow Intl

Sun 6/12

10:25 p.m.-3:20 p.m.

2 stops45h 55m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 535

GlasgowToronto

GLA Glasgow Intl - YYZ Toronto Pearson Intl

GLAYYZ

Glasgow Intl

Sun 13/12

8:45 p.m.-2:05 p.m.

1 stop22h 20m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 539

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Mon 23/11

7:00 a.m.-2:05 p.m.

1 stop12h 05m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 541

LondonToronto

LGW London Gatwick - YTZ Toronto Island

LGWYTZ

London Gatwick

Fri 13/11

9:00 a.m.-10:10 a.m.

2 stops30h 10m

Toronto Island

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 542

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Wed 2/12

6:40 p.m.-4:15 p.m.

1 stop26h 35m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 569

LondonToronto

LHR London Heathrow - YYZ Toronto Pearson Intl

LHRYYZ

London Heathrow

Wed 2/12

9:00 a.m.-4:15 p.m.

1 stop12h 15m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 570

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Thu 21/1

6:40 p.m.-4:15 p.m.

1 stop26h 35m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 581

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Fri 15/1

6:40 p.m.-4:15 p.m.

1 stop26h 35m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 581

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/10

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

Have a flexible travel schedule? Discover the best time to fly to Ontario from United Kingdom with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Ontario

What is the cheapest month to book a flight from United Kingdom to Region of Ontario?

Currently, February is the cheapest month in which you can book a flight from United Kingdom to Region of Ontario (average of C$ 788). Flying from United Kingdom to Region of Ontario in August is currently the most expensive (average of C$ 1,171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GB to ON?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from United Kingdom to Region of Ontario as you normally would.

How far ahead should I book a flight from United Kingdom to Region of Ontario?

Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from United Kingdom to Region of Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown Air Transat,Virgin Atlantic, andAir Canada from the United Kingdom to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
584 reviews
Check prices

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

Crew

8.5

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Transat
7.7
Good
584 reviews
Air Transat
7.7
Good
584 reviews
Check prices

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

Crew

8.5

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Virgin Atlantic
7.5
Good
697 reviews
Air Transat
7.7
Good
584 reviews
Check prices

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

Crew

8.5

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Canada
7.1
Good
11,810 reviews
Air Transat
7.7
Good
584 reviews
Check prices

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

Crew

8.5

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Lufthansa
6.8
Okay
8,295 reviews
Air Transat
7.7
Good
584 reviews
Check prices

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

Crew

8.5

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
British Airways
6.7
Okay
8,267 reviews
Air Transat
7.7
Good
584 reviews
Check prices

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

Crew

8.5

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Related info for your journey

  • How long is the flight from United Kingdom to Region of Ontario?

    Departing from United Kingdom to Region of Ontario will take you 10h 40m. The distance from United Kingdom to Region of Ontario is about 5702 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from United Kingdom to Region of Ontario one-way?

    One-way options have recently been found by users for as low as C$ 212 on Aer Lingus. Other airlines that offer cheap prices include WestJet from C$ 299 and Air Transat from C$ 354 one-way.

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

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

  • How can I find direct flights from United Kingdom to Ontario?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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.

  • What is the cheapest month to book a flight from United Kingdom to Region of Ontario?

    Currently, February is the cheapest month in which you can book a flight from United Kingdom to Region of Ontario (average of C$ 788). Flying from United Kingdom to Region of Ontario in August is currently the most expensive (average of C$ 1,171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from United Kingdom to Ontario

AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 573AverageC$ 1,071FlexibilityNo cancel feeOn-time70%
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Air TransatCheapestC$ 641AverageC$ 1,036FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
IcelandairCheapestC$ 657AverageC$ 701FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapestC$ 659AverageC$ 1,060FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Aer LingusCheapestC$ 660AverageC$ 1,178FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
KLMCheapestC$ 682AverageC$ 1,401FlexibilityNo cancel feeOn-time75%
Search KLM flights
WestJetCheapestC$ 702AverageC$ 892FlexibilityNo cancel feeOn-time60%
Search WestJet flights
LufthansaCheapestC$ 707AverageC$ 1,206FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapestC$ 883AverageC$ 1,166FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

How does Cheapflights help users find flights from United Kingdom to Ontario?

When you search for this flight from United Kingdom to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights simply makes it quick and affordable to book flights from United Kingdom to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes, we can. To see specific flights from United Kingdom to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for United Kingdom to Ontario flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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