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Cheap flights from the United Kingdom to Ontario from C$ 383

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YYZ
26 Aug — 2 Sep1
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
Explore the most affordable flight options available from United Kingdom to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 July 2026.

Wed 23/91:05 p.m.
MAN
-
YYZ
1 stop11h 05m
Icelandair
Mon 5/108:45 p.m.
YYZ
-
MAN
1 stop9h 55m
Icelandair
Deal found 26/7C$ 738
Mon 21/92:25 p.m.
MAN
-
YYZ
1 stop30h 25m
British Airways
Tue 29/910:00 p.m.
YYZ
-
MAN
1 stop10h 05m
British Airways
Deal found 22/7C$ 740
Tue 20/105:55 a.m.
MAN
-
YYZ
1 stop12h 25m
Multiple Airlines
Mon 2/1110:20 p.m.
YYZ
-
MAN
1 stop15h 20m
Multiple Airlines
Deal found 22/7C$ 741
Mon 14/91:25 p.m.
MAN
-
YYZ
Nonstop7h 35m
Air Transat
Sat 26/911:50 p.m.
YYZ
-
MAN
Nonstop6h 50m
Air Transat
Deal found 22/7C$ 743
Fri 18/99:00 a.m.
MAN
-
YYZ
Nonstop7h 20m
Multiple Airlines
Thu 24/97:00 p.m.
YYZ
-
MAN
Nonstop6h 30m
Multiple Airlines
Deal found 26/7C$ 744
Fri 18/99:00 a.m.
MAN
-
YYZ
Nonstop7h 20m
Air Canada
Thu 24/97:00 p.m.
YYZ
-
MAN
Nonstop6h 30m
Air Canada
Deal found 22/7C$ 745
Sun 20/91:25 p.m.
MAN
-
YYZ
Nonstop7h 35m
Air Transat
Sat 3/1011:50 p.m.
YYZ
-
MAN
Nonstop6h 50m
Air Transat
Deal found 24/7C$ 747
Sun 20/91:25 p.m.
MAN
-
YYZ
Nonstop7h 35m
Air Transat
Sun 27/911:50 p.m.
YYZ
-
MAN
Nonstop6h 50m
Air Transat
Deal found 22/7C$ 748
Thu 24/98:50 p.m.
MAN
-
YYZ
2 stops25h 45m
Virgin Atlantic
Thu 1/1011:30 p.m.
YYZ
-
MAN
1 stop17h 50m
Virgin Atlantic
Deal found 23/7C$ 750
Sat 22/88:30 a.m.
LHR
-
YUL
1 stop32h 15m
Multiple Airlines
Thu 3/99:00 a.m.
YUL
-
LHR
1 stop31h 00m
Multiple Airlines
Deal found 27/7C$ 750
Tue 15/91:25 p.m.
MAN
-
YYZ
Nonstop7h 35m
Air Transat
Sun 27/911:50 p.m.
YYZ
-
MAN
Nonstop6h 50m
Air Transat
Deal found 22/7C$ 751
Wed 2/99:30 a.m.
LHR
-
YUL
Nonstop7h 30m
Air Canada
Wed 16/910:10 p.m.
YUL
-
LHR
Nonstop6h 50m
Air Canada
Deal found 27/7C$ 751

Find flight deals from United Kingdom to Ontario

Keep the following information in mind while searching for United Kingdom to Ontario flight deals. Data was last updated 27 July 2026.

Round-trip from

C$ 738

One-way from

C$ 383

Popular in

August

Cheapest in

February

Average price

C$ 1,091

Good round-trip deal

C$ 644 or less

Good one-way deal

C$ 424 or less
Icelandair
  • Icelandair
  • 23/9-5/10
  • 2 total stops
  • 21h 00m total
  • United Kingdom to Ontario
Search Deals
26/8
  • 26/8
  • 2 total stops
  • 23h 05m total
  • United Kingdom to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 131 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 July 2026
Search Deals
Price to beat on a round-trip flight from United Kingdom to Ontario.
Search Deals
Price to beat on a one-way flight from United Kingdom to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from United Kingdom 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 27 July 2026.
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

ManchesterToronto

MAN - YYZ

MANYYZ

Manchester

Wed 30/9

8:10 a.m.-3:50 p.m.

1 stop12h 40m

Toronto Pearson Intl

Sun 11/10

10:15 p.m.-4:05 p.m.

1 stop12h 50m

C$ 772

LondonToronto

LTN - YYZ

LTNYYZ

London Luton

Tue 8/9

7:00 p.m.-11:00 a.m.

1 stop21h 00m

Toronto Pearson Intl

Tue 15/9

7:15 p.m.-6:30 p.m.

1 stop18h 15m

C$ 795

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Wed 16/9

12:40 p.m.-6:27 p.m.

1 stop10h 47m

Toronto Pearson Intl

Sun 20/9

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

Nonstop7h 00m

C$ 805
Quickest round-trip

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 13/11

3:00 p.m.-6:00 p.m.

Nonstop8h 00m

Toronto Pearson Intl

Fri 27/11

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

Nonstop7h 20m

C$ 806

LondonToronto

LTN - YYZ

LTNYYZ

London Luton

Mon 21/9

8:50 a.m.-11:00 a.m.

1 stop31h 10m

Toronto Pearson Intl

Sun 4/10

7:15 p.m.-12:05 p.m.

1 stop11h 50m

C$ 813

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sun 30/8

10:25 a.m.-11:40 p.m.

2 stops18h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 8/9

7:00 p.m.-9:25 a.m.

1 stop9h 25m

C$ 816

LondonToronto

LTN - YYZ

LTNYYZ

London Luton

Sat 7/11

7:30 a.m.-12:10 p.m.

1 stop33h 40m

Toronto Pearson Intl

Sat 21/11

6:45 p.m.-10:45 p.m.

1 stop23h 00m

C$ 819

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 17/9

7:30 a.m.-7:00 p.m.

2 stops16h 30m

Toronto Pearson Intl

Fri 25/9

7:43 p.m.-10:40 a.m.

1 stop9h 57m

C$ 833

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 17/9

7:30 a.m.-7:00 p.m.

2 stops16h 30m

Toronto Pearson Intl

Wed 23/9

5:25 p.m.-10:25 a.m.

1 stop12h 00m

C$ 834

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 18/9

7:30 a.m.-7:00 p.m.

2 stops16h 30m

Toronto Pearson Intl

Sat 26/9

3:00 p.m.-10:40 a.m.

2 stops14h 40m

C$ 834

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/7

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
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 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$ 782). Flying from United Kingdom to Region of Ontario in August is currently the most expensive (average of C$ 1,162). 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?

Find hourly flight availability from United Kingdom to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 July 2026.

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.

Weekly flight availability from United Kingdom to Region of Ontario

Explore weekly flight availability from United Kingdom to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 27 July 2026.

The most flights from GB0 to CAON are scheduled on a Friday (40 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (29 on average).

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

Booking 73 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

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 27 July 2026.
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
7.8
Good
568 reviews
Check prices

Boarding

8.0

Comfort

7.3

Entertainment

7.1

Overall

7.8

Crew

8.5

Food

6.8

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
7.8
Good
568 reviews
Air Transat
7.8
Good
568 reviews
Check prices

Boarding

8.0

Comfort

7.3

Entertainment

7.1

Overall

7.8

Crew

8.5

Food

6.8

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
695 reviews
Air Transat
7.8
Good
568 reviews
Check prices

Boarding

8.0

Comfort

7.3

Entertainment

7.1

Overall

7.8

Crew

8.5

Food

6.8

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
11,392 reviews
Air Transat
7.8
Good
568 reviews
Check prices

Boarding

8.0

Comfort

7.3

Entertainment

7.1

Overall

7.8

Crew

8.5

Food

6.8

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
8,159 reviews
Air Transat
7.8
Good
568 reviews
Check prices

Boarding

8.0

Comfort

7.3

Entertainment

7.1

Overall

7.8

Crew

8.5

Food

6.8

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
8,130 reviews
Air Transat
7.8
Good
568 reviews
Check prices

Boarding

8.0

Comfort

7.3

Entertainment

7.1

Overall

7.8

Crew

8.5

Food

6.8

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

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom to Region of Ontario?

    Departing from United Kingdom to Region of Ontario will take you 10h 47m. 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$ 290 on Aer Lingus. Other airlines that offer cheap prices include WestJet from C$ 328 and Virgin Atlantic from C$ 358 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$ 782). Flying from United Kingdom to Region of Ontario in August is currently the most expensive (average of C$ 1,162). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Airlines flying to Ontario

Air Canada flights to Ontariofrom C$ 792/person
Flair Airlines flights to Ontario
Porter Airlines flights to Ontariofrom C$ 753/person
WestJet flights to Ontariofrom C$ 444/person
Air Transat flights to Ontariofrom C$ 472/person

Top 10 airlines flying from United Kingdom to Ontario

Discover the top 10 airlines that operate flights from United Kingdom to Ontario. 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 27 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapestC$ 449AverageC$ 1,174FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air TransatCheapestC$ 598AverageC$ 1,017FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
TAP AIR PORTUGALCheapestC$ 639AverageC$ 888FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
British AirwaysCheapestC$ 652AverageC$ 1,082FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapestC$ 661AverageC$ 711FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapestC$ 663AverageC$ 1,110FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 671AverageC$ 1,051FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapestC$ 687AverageC$ 1,421FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapestC$ 697AverageC$ 1,214FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
WestJetCheapestC$ 724AverageC$ 1,176FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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