Cheapest return flights from London to Toronto in April from $596

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

Return flights

15 Apr - 21 Apr SWISS
29 Apr - 05 May SWISS
16 Apr - 20 Apr ITA Airways
15 Apr - 26 Apr ITA Airways
12 Apr - 19 Apr Lufthansa
23 Apr - 09 May SWISS
22 Apr - 06 May Lufthansa
23 Apr - 29 Apr SWISS
15 Apr - 29 Apr SWISS
15 Apr - 28 Apr SWISS
20 Apr - 27 Apr Delta
15 Apr - 20 Apr KLM
20 Apr - 06 May KLM
17 Apr - 29 Apr SWISS
27 Apr - 10 May SWISS
13 Apr - 06 May British Airways
13 Apr - 07 May British Airways
16 Apr - 07 May British Airways
23 Apr - 10 May KLM
30 Apr - 06 May KLM

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

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