Cheapest return flights from Toronto to London in May from $527

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

Return flights

18 May - 14 Jun TAP
25 May - 21 Jun TAP
19 May - 31 May TAP
27 May - 07 Jun TAP
19 May - 23 Jun TAP
31 May - 07 Jun TAP
27 May - 14 Jun TAP
18 May - 10 Jun TAP
18 May - 11 Jun TAP
20 May - 04 Jun TAP
20 May - 03 Jun TAP
01 May - 11 May Air Canada
07 May - 16 May Air Canada
08 May - 18 May Air Canada
07 May - 28 May Air Canada direct
08 May - 18 May Air Canada direct
04 May - 20 May Air Canada
07 May - 11 May Air Canada
14 May - 18 May Lufthansa direct
10 May - 21 May Lufthansa

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

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