How long is the flight from London to Ottawa?

Direct flights from London to Ottawa typically take around 6h 47m. The great-circle distance is approximately 5,346 km.

What is the cheapest day to fly from London to Ottawa?

As a general industry pattern, mid-week flights (Tuesday and Wednesday) tend to be cheaper — see the cheapest-day page for real fare data on this route where available.

Which airlines fly from London to Ottawa?

Use our flight search above to see live availability and compare prices across airlines flying London to Ottawa.

How far in advance should I book a flight from London to Ottawa?

For the best fares, aim to book 4–8 weeks ahead during peak season and 2–4 weeks during off-peak periods. Last-minute deals can sometimes appear within 14 days of departure.

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Direct Flights: London to Ottawa

6h 47m

Flight time

5,346 km

Distance

Airport pairs

Find non-stop flights from London to Ottawa — no layovers, no connections. The route covers 5,346 km with a typical flight time of 6h 47m. Ottawa is located in Canada.

Direct airport connections

LHR

London Heathrow Airport

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YOW