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

Return flights

06 May - 11 May	ITA Airways
13 May - 27 May	ITA Airways
06 May - 20 May	ITA Airways
06 May - 27 May	ITA Airways
06 May - 19 May	ITA Airways
06 May - 12 May	ITA Airways
08 May - 19 May	SWISS
13 May - 20 May	ITA Airways
05 May - 12 May	SWISS
07 May - 18 May	Virgin Atlantic
26 May - 02 Jun	ITA Airways
22 May - 05 Jun	Virgin Atlantic
29 May - 05 Jun	Virgin Atlantic
29 May - 08 Jun	Virgin Atlantic
27 May - 03 Jun	KLM
21 May - 01 Jun	Lufthansa
25 May - 12 Jun	Virgin Atlantic
18 May - 30 Jun	ITA Airways
11 May - 05 Jun	ITA Airways
31 May - 07 Jun	Lufthansa

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

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.

Book a cheap hotel in Toronto

Cheap car rent in Toronto

Cheapest return flights from London to Toronto in May from 457€

Return flights