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

Return flights

09 May - 18 May	easyJet
06 May - 19 May	Ryanair
18 May - 26 May	Ryanair
06 May - 12 May	Ryanair
13 May - 26 May	Ryanair
20 May - 05 Jun	Ryanair
20 May - 29 May	Ryanair
10 May - 16 May	Ryanair
11 May - 17 May	Ryanair
29 May - 05 Jun	Ryanair
09 May - 25 May	easyJet
04 May - 11 May	easyJet
25 May - 07 Jun	Ryanair
25 May - 01 Jun	Ryanair
30 May - 06 Jun	Ryanair
25 May - 05 Jun	Ryanair
31 May - 06 Jun	Ryanair
23 May - 05 Jun	Ryanair
21 May - 01 Jun	easyJet
23 May - 06 Jun	Ryanair

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.

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Cheapest return flights from London to Toronto in May from $540

Return flights