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

Return flights

23 May - 30 May	WestJet
20 May - 27 May	WestJet
21 May - 25 May	WestJet
30 May - 06 Jun	WestJet
12 May - 22 May	Icelandair
05 May - 13 May	WestJet
07 May - 13 May	Icelandair
01 May - 08 May	Icelandair
14 May - 21 May	Icelandair
05 May - 14 May	Icelandair
02 May - 10 May	Icelandair
25 May - 07 Jun	WestJet
27 May - 14 Jun	WestJet
11 May - 01 Jun	Icelandair
27 May - 14 Jun	WestJet	direct
11 May - 01 Jun	WestJet	direct
25 May - 15 Jun	WestJet	direct
29 May - 06 Jun	Air Transat	direct
29 May - 15 Jun	Air Transat	direct
29 May - 14 Jun	Air Transat	direct

Also check the deals for one-way flights from Dublin 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 Dublin to Toronto in May from 329€

Return flights