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Cheap flights from the United Kingdom to Ontario from £292

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YYZ
24 Jan — 31 Jan1
1 adult

Cheap flight deals from United Kingdom to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from United Kingdom (GB0) to Ontario (CAON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 January 2025.

Round-trip from

£364

One-way from

£292
SWISS
  • SWISS
  • 2/2-17/2
  • 3 total stops
  • 48h 15m total
  • United Kingdom to Ontario
Search Deals
4/3
  • 4/3
  • 3 total stops
  • 32h 20m total
  • United Kingdom to Ontario
Search Deals

Find flight deals from United Kingdom to Ontario

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 19 January 2025.

Sun 2/219:30LHR - YYZ
2 stops28h 05mSWISS
Mon 17/220:30YYZ - LHR
1 stop20h 10mSWISS
Deal found 19/1£364
Thu 13/208:55LHR - YYZ
1 stop12h 25mAir Canada
Thu 20/206:15YYZ - LHR
1 stop9h 20mAir Canada
Deal found 19/1£365
Fri 9/511:35LGW - YYZ
1 stop12h 48mAir Transat
Fri 16/523:15YYZ - LGW
1 stop29h 35mAir Transat
Deal found 19/1£366
Wed 12/315:00LHR - YTZ
1 stop10h 50mAir Canada
Thu 27/317:25YTZ - LHR
1 stop9h 45mAir Canada
Deal found 18/1£366
Tue 15/406:30LHR - YYZ
1 stop18h 15mLufthansa
Mon 28/423:40YYZ - LHR
Nonstop7h 10mLufthansa
Deal found 18/1£366
Fri 20/611:35LGW - YTZ
1 stop10h 50mAir Transat
Fri 4/716:00YTZ - LGW
1 stop12h 50mAir Transat
Deal found 18/1£366
Mon 31/318:35LGW - YYZ
1 stop26h 45mSWISS
Wed 9/420:15YYZ - LGW
1 stop16h 40mSWISS
Deal found 19/1£367
Mon 10/210:00LCY - YYZ
1 stop14h 55mMultiple Airlines
Mon 17/220:30YYZ - LCY
1 stop11h 20mMultiple Airlines
Deal found 19/1£368
Wed 16/415:40LGW - YYZ
1 stop11h 15mIcelandair
Fri 25/423:00YYZ - LGW
1 stop10h 40mIcelandair
Deal found 18/1£369
Wed 5/315:00LHR - YTZ
1 stop11h 50mMultiple Airlines
Mon 10/315:25YTZ - LHR
1 stop11h 45mMultiple Airlines
Deal found 19/1£369
Wed 12/218:00LHR - YYZ
Nonstop8h 40mMultiple Airlines
Sun 16/216:55YYZ - LHR
1 stop22h 40mMultiple Airlines
Deal found 18/1£371
Wed 5/310:00LCY - YYZ
1 stop11h 15mLufthansa
Wed 12/319:15YYZ - LCY
1 stop10h 10mLufthansa
Deal found 19/1£371

Find flights from United Kingdom to Ontario within your budget

Customise 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 858,174 searches. Data last updated 19 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sun 2/2

19:30-18:35

2 stops28h 05m

Toronto Pearson Intl

Mon 17/2

20:30-21:40

1 stop20h 10m

£364

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 13/2

08:55-16:20

1 stop12h 25m

Toronto Pearson Intl

Thu 20/2

06:15-20:35

1 stop9h 20m

£365

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 9/5

11:35-19:23

1 stop12h 48m

Toronto Pearson Intl

Fri 16/5

23:15-09:50

1 stop29h 35m

£366

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Wed 12/3

15:00-21:50

1 stop10h 50m

Toronto Island

Thu 27/3

17:25-07:10

1 stop9h 45m

£366

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 15/4

06:30-19:45

1 stop18h 15m

Toronto Pearson Intl

Mon 28/4

23:40-11:50

Nonstop7h 10m

£366

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Fri 20/6

11:35-17:25

1 stop10h 50m

Toronto Island

Fri 4/7

16:00-09:50

1 stop12h 50m

£366

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Mon 31/3

18:35-16:20

1 stop26h 45m

Toronto Pearson Intl

Wed 9/4

20:15-17:55

1 stop16h 40m

£367

LondonToronto

LCY - YYZ

LCYYYZ

London City

Mon 10/2

10:00-19:55

1 stop14h 55m

Toronto Pearson Intl

Mon 17/2

20:30-12:50

1 stop11h 20m

£368

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 16/4

15:40-21:55

1 stop11h 15m

Toronto Pearson Intl

Fri 25/4

23:00-14:40

1 stop10h 40m

£369

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Wed 5/3

15:00-21:50

1 stop11h 50m

Toronto Island

Mon 10/3

15:25-07:10

1 stop11h 45m

£369

Flights are sorted by cheapest return flights first.

Deals found on 18/1

Showing 1-10 of 60 results
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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 return 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.

Travel insights for flights from United Kingdom to Ontario

Get recent, data-driven insights about flights from United Kingdom to Ontario including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from United Kingdom to Region of Ontario (average of £490). Flying from United Kingdom to Region of Ontario in July is currently the most expensive (average of £708). 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 19 January 2025.

When flying from United Kingdom to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 19 January 2025.

The most flights from GB0 to CAON are scheduled on a Saturday (32 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (20 on average).

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 inches per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 19 January 2025.
To help decide which airline to fly from United Kingdom to Ontario, see what other customers have to say about SWISS, Air Transat and Virgin Atlantic. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Overall

8.1

Entertainment

6.9

Food

7.3

Boarding

7.8

Comfort

7.8

Crew

8.6

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

Aegean Airlines
8.1
Very Good
739 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Overall

8.1

Entertainment

6.9

Food

7.3

Boarding

7.8

Comfort

7.8

Crew

8.6

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

Delta
8.0
Very Good
8,521 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Overall

8.1

Entertainment

6.9

Food

7.3

Boarding

7.8

Comfort

7.8

Crew

8.6

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

KLM
7.8
Good
1,341 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Overall

8.1

Entertainment

6.9

Food

7.3

Boarding

7.8

Comfort

7.8

Crew

8.6

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

Air Transat
7.8
Good
381 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Overall

8.1

Entertainment

6.9

Food

7.3

Boarding

7.8

Comfort

7.8

Crew

8.6

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

LOT
7.6
Good
1,115 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Overall

8.1

Entertainment

6.9

Food

7.3

Boarding

7.8

Comfort

7.8

Crew

8.6

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

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.

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

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £294. Users have also found prices from £294 and £302 on Air Transat and WestJet, respectively.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from United Kingdom to Region of Ontario (average of £490). Flying from United Kingdom to Region of Ontario in July is currently the most expensive (average of £708). 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

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Alternative routes for United Kingdom to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Vancouver Intl flights
Heathrow to Pearson Intl flights
Gatwick to Pearson Intl flights
Gatwick to Vancouver Intl flights
Heathrow to Toronto Island flights
London City to Pearson Intl flights
London City to Vancouver Intl flights
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Heathrow to Pierre Elliott Trudeau Intl flights
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Luton to Pearson Intl flights
Stansted to Pearson Intl flights
Gatwick to Calgary flights
Gatwick to Toronto Island flights
London City to Calgary flights
Gatwick to Pierre Elliott Trudeau Intl flights
Manchester to Vancouver Intl flights
London City to Pierre Elliott Trudeau Intl flights
Manchester to Pearson Intl flights
Belfast Intl to Pearson Intl flights
Manchester to Toronto Island flights
Heathrow to Hamilton flights
Luton to Pierre Elliott Trudeau Intl flights
Cork to Kelowna flights
Luton to Calgary flights
Heathrow to Ottawa flights
Birmingham to Pearson Intl flights
Edinburgh to Pearson Intl flights
Stansted to Pierre Elliott Trudeau Intl flights
Manchester to Calgary flights
Belfast City to Pearson Intl flights
Gatwick to Halifax flights
Edinburgh to Vancouver Intl flights
London City to Halifax flights
Glasgow Intl to Pearson Intl flights
Manchester to Abbotsford flights
Gatwick to Ottawa flights
Glasgow Intl to Vancouver Intl flights
Manchester to Hamilton flights
Heathrow to Victoria flights
Birmingham to Pierre Elliott Trudeau Intl flights
Heathrow to Winnipeg flights
Gatwick to Abbotsford flights
Heathrow to Edmonton flights
Birmingham to Vancouver Intl flights

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 858,174 searches. Data last updated 19 January 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£196Average£395FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Air FranceCheapest£203Average£627FlexibilityNo cancel feeOn-time77%
Search Air France flights
Air TransatCheapest£263Average£618FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
LufthansaCheapest£277Average£618FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
TAP AIR PORTUGALCheapest£278Average£596FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Aer LingusCheapest£309Average£667FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IcelandairCheapest£319Average£513FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
FinnairCheapest£330Average£608FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IberiaCheapest£331Average£672FlexibilityNo cancel feeOn-time77%
Search Iberia flights
WestJetCheapest£332Average£524FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers 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?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from United Kingdom to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Ontario from United Kingdom by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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, Cheapflights offers price alerts on United Kingdom to Ontario 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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