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Tips and tricks to help you find cheap flights from London-Heathrow to Ontario

Favorite airline: United Airlines
Flight tickets on the route London Heathrow – Ontario are most frequently booked with United Airlines.
United Airlines
64 %
Lufthansa
27 %
Icelandair
9 %
Favourite connection: via Houston - George Bush
The most popular route is via Houston - George Bush and is booked by 55 % of all travelers.
Route
bookings
1 stopover Houston - George Bush Intercontinental Airport, TX
21h 45min, from $514
55 %
1 stopover San Francisco International Airport, CA
14h 13min, from $596
36 %
2 stopovers Reykjavik-Keflavik International Seattle-Tacoma International Airport, WA
18h 28min, from $2,784
9 %
Flight details London Heathrow - Ontario
  • Distance: 8717 km