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

Return flights

01 May - 16 May	Icelandair
06 May - 21 May	Icelandair
19 May - 31 May	Icelandair
21 May - 05 Jun	Icelandair
08 May - 20 May	WestJet
22 May - 28 May	WestJet
19 May - 28 May	WestJet
20 May - 03 Jun	WestJet
07 May - 14 May	WestJet
05 May - 13 May	WestJet
06 May - 20 May	WestJet
18 May - 28 May	WestJet
24 May - 07 Jun	WestJet
23 May - 01 Jun	WestJet
19 May - 02 Jun	WestJet
06 May - 06 Jun	WestJet
28 May - 01 Jun	Icelandair
26 May - 05 Jun	Icelandair
21 May - 05 Jun	WestJet	direct
26 May - 05 Jun	Air Transat	direct

Also check the deals for one-way flights from Toronto to Dublin 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 Toronto to Dublin in May from 310€

Return flights