Cheap flights from Ottawa to London

Direct flight: 5,347 km, ~6h 17m from Ottawa (YOW) to London (LHR).

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Live fares · YOW → LHR

Frequently asked questions

  • How long is the flight from Ottawa to London?

    Direct flights from YOW to LHR cover approximately 5,347 km (3,322 miles), with an estimated flight time of 6h 17m. Operating airlines: AC.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: YOW → LHR Cheapest month to fly to London All flights from Ottawa All flights to London Flights to United Kingdom Visa-free with Canada passport AC routes