Cheapest return flights from Toronto to London in May from 523€

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

Return flights

11 May - 17 May Air Canada
19 May - 03 Jun Air Transat
25 May - 03 Jun Air Transat
12 May - 17 May Air Transat
06 May - 13 May Air Transat
01 May - 10 May Air Transat
08 May - 13 May Air Transat
20 May - 27 May Air Transat
20 May - 04 Jun Air Canada
07 May - 14 May Air Transat
27 May - 03 Jun Air Transat
07 May - 19 May Air Transat
04 May - 07 May Air Transat
27 May - 10 Jun Air Transat
03 May - 10 May Porter Airlines (Canada) Ltd
31 May - 03 Jun Air Transat
26 May - 02 Jun Air Transat
28 May - 04 Jun Air Transat
21 May - 03 Jun Air Transat
22 May - 03 Jun Air Transat

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