Cheapest return flights from London to Toronto in May from 354€

AirHint found the following cheapest return flights from London (LHR) to Toronto (YYZ) in May 2026 (see full year).

Return flights

06 May - 13 May Lufthansa
07 May - 14 May Lufthansa
13 May - 20 May Lufthansa
12 May - 16 May Lufthansa
07 May - 16 May Lufthansa
07 May - 20 May Lufthansa
11 May - 18 May Icelandair
07 May - 21 May Icelandair
06 May - 10 May Lufthansa
01 May - 19 May Icelandair
14 May - 01 Jun British Airways
06 May - 06 Jun British Airways
14 May - 09 Jun British Airways
14 May - 10 Jun British Airways
09 May - 01 Jun British Airways
15 May - 02 Jun British Airways
09 May - 01 Jun Air Canada direct
13 May - 16 Jun British Airways
27 May - 01 Jun British Airways
21 May - 02 Jun British Airways

Also check the deals for one-way flights from London to Toronto in May.

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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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