Cheapest return flights from Ottawa to London in April from $678

Best time to book flights for Ottawa (YOW) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Ottawa (YOW) to London (LHR) in April 2025 (see full year).

Return flights

02 Apr - 23 Apr Virgin Atlantic
02 Apr - 11 Apr Virgin Atlantic
14 Apr - 23 Apr Virgin Atlantic
02 Apr - 09 Apr Virgin Atlantic
02 Apr - 23 Apr Lufthansa direct
14 Apr - 23 Apr Lufthansa direct
16 Apr - 26 Apr Air Canada direct
26 Apr - 05 May Lufthansa direct
19 Apr - 11 May Air Canada
23 Apr - 08 May Lufthansa direct
25 Apr - 10 May Air Canada
30 Apr - 25 May Air Canada
17 Apr - 27 Apr Air Canada
06 Apr - 16 Apr Air Canada
02 Apr - 09 Apr Air Canada direct
16 Apr - 08 May Air Canada direct
28 Apr - 23 May Air Canada
30 Apr - 17 May Lufthansa direct

Also check the deals for one-way flights from Ottawa to London in April.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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