Cheap flights from London to Ontario

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Flights to get there soon

Flights to Ontario in the next month
28 Oct - 08 Nov
£390 pp
LHR
London
United Airlines
   
2 stops
ONT
Ontario
ONT
Ontario
United Airlines
   
2 stops
LHR
London
22 Oct - 13 Jan
£399 pp
LHR
London
Multiple Airlines
 
1 stop
ONT
Ontario
ONT
Ontario
United Airlines
 
1 stop
LHR
London
23 Oct - 29 Oct
£485 pp
LGW
London
British Airways
   
2 stops
ONT
Ontario
ONT
Ontario
British Airways
   
2 stops
LGW
London

Cheap flights for the next season

Find flight deals in the next 3 months
15 Dec - 24 Dec
£382 pp
LHR
London
United Airlines
   
2 stops
ONT
Ontario
ONT
Ontario
United Airlines
   
2 stops
LHR
London
26 Dec - 31 Dec
£390 pp
LHR
London
Multiple Airlines
 
1 stop
ONT
Ontario
ONT
Ontario
United Airlines
 
1 stop
LHR
London
20 Dec - 04 Jan
£395 pp
LHR
London
United Airlines
 
1 stop
ONT
Ontario
ONT
Ontario
United Airlines
   
2 stops
LHR
London

Flights for the forward planner

Search and compare flight prices in the next 6 months
27 Jan - 10 Feb
£508 pp
LHR
London
Multiple Airlines
 
1 stop
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 stop
LHR
London
30 Mar - 09 Apr
£528 pp
LHR
London
British Airways
   
2 stops
ONT
Ontario
ONT
Ontario
British Airways
Direct
LHR
London
09 Mar - 23 Mar
£753 pp
LGW
London
British Airways
   
2 stops
ONT
Ontario
ONT
Ontario
British Airways
 
1 stop
LGW
London

Destination information for Ontario

Things to know before you go. Useful info for your trip from London to Ontario

Currency

Flight duration

13 hrs 44 mins

Airports close to London

  • Heathrow (LHR)
  • Gatwick (LGW)
  • Stansted (STN)
  • Luton (LTN)
  • City (LCY)
  • St Pancras (QQS)

Airports serving Ontario

  • Ontario International (ONT)

Average temperature for October in Ontario

27.6 °C

Rainfall on Average for October in Ontario

20.5 mm
Additional useful information for Ontario

During the next 10 days, the weather in Ontario is expected to be 11°C warmer than London (17°C).

It’s likely that during this time there will be 0.8 mm less rain in Ontario than in London.

Chance of sunny weather will be 59% in Ontario as opposed to 32% in London, let’s hope the forecast got that right!

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Related info for your journey

Useful info, stats and facts about London to Ontario flights.
Flight FAQs
From London to Ontario
What percent of flights are delayed?
To Ontario, flights from London are not likely to be delayed
Related searches
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