Cheapest return flights from London to Ottawa in March from 495€

AirHint found the following cheapest return flights from London (LHR) to Ottawa (YOW) in March 2026 (see full year).

Return flights

09 Mar - 16 Mar Icelandair
13 Mar - 20 Mar Air Canada
15 Mar - 22 Mar Icelandair
01 Mar - 20 Mar Air France
18 Mar - 25 Mar Air Canada
03 Mar - 17 Mar Austrian Airlines
04 Mar - 08 Mar Air Canada
08 Mar - 25 Mar Air Canada
11 Mar - 22 Mar Air France
14 Mar - 20 Mar Air Canada
28 Mar - 08 Apr Aer Lingus
28 Mar - 11 Apr Aer Lingus

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

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