Cheapest return flights from Ottawa to London in March from $679

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 March 2025 (see full year).

Return flights

31 Mar - 07 Apr Air Canada direct
25 Mar - 09 Apr Virgin Atlantic
25 Mar - 01 Apr Air Canada
27 Mar - 03 Apr Air Canada
20 Mar - 31 Mar Air Canada
16 Mar - 31 Mar Air Canada
27 Mar - 31 Mar Air Canada
31 Mar - 21 Apr Lufthansa direct
23 Mar - 16 Apr Air Canada
31 Mar - 12 Apr Air Canada direct
28 Mar - 09 Apr Air Canada
18 Mar - 25 Mar Air Canada
19 Mar - 27 Mar Air Canada
19 Mar - 24 Mar Air Canada
21 Mar - 29 Mar Air Canada
22 Mar - 25 Mar Porter Airlines (Canada) Ltd
15 Mar - 25 Mar Virgin Atlantic
25 Mar - 14 Apr Virgin Atlantic
15 Mar - 18 Mar Porter Airlines (Canada) Ltd

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

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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