Flight Routes from Ontario to London

Compare cheap outbound and return flights from Ontario (ONT) to London (LON) and find the best offer from numerous airlines and travel agencies.

Trip type
Flight distance
8,730 km
Time difference
Airports in London
  1. Heathrow
  2. Gatwick
  3. Stansted
  4. Luton
  5. City
  6. Southend

Flight schedule from Ontario (ONT) to London (LON)

Select a travel date in the flight schedule for the route from Ontario (ONT) to London (LON) and compare affordable flight deals.

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durationstopovers
  1. 14 – 20 September 2026
  2. 21 – 27 September 2026
  3. 28 Sept – 4 Oct 2026
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        Important flight information

        Discover more flights around Ontario and London

        Departure airport Airport Ontario-CA (ONT)
        Departure country Flights from United States
        Arrival airport Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
        Destination country Flights to United Kingdom
        Departure country - Arrival airport United States - London (LCY, LGW, LHR, LTN, STN, SEN)
        Departure airport - Destination country Ontario-CA - United Kingdom
        Alternative flights to London
        Popular destinations for onward travel