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

Favorite airline: United Airlines
50 % of flights from London to Ontario are booked with United Airlines.
United Airlines
50 %
Lufthansa
33 %
Icelandair
17 %
Favourite connection: via Houston - George Bush
When booking flights from London to Ontario 54 % of travelers prefer to fly via Houston - George Bush.
Route
bookings
1 stopover Houston - George Bush Intercontinental Airport, TX
21h 45min, from $514
54 %
1 stopover San Francisco International Airport, CA
14h 13min, from $596
29 %
2 stopovers Reykjavik-Keflavik International Seattle-Tacoma International Airport, WA
18h 28min, from $1,652
17 %
Flight details London - Ontario
  • Distance: 8730 km