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

Return flights

03 May - 20 May	WestJet
07 May - 18 May	Icelandair
01 May - 31 May	Icelandair
05 May - 12 May	Icelandair
17 May - 31 May	Icelandair
01 May - 09 May	Icelandair
06 May - 31 May	Icelandair
01 May - 08 May	Icelandair
07 May - 22 May	Icelandair
21 May - 31 May	Icelandair
26 May - 05 Jun	WestJet
31 May - 20 Jun	WestJet	direct
28 May - 12 Jun	WestJet	direct
15 May - 06 Jun	Icelandair
18 May - 01 Jun	WestJet	direct
26 May - 05 Jun	Air Canada	direct
15 May - 06 Jun	Aer Lingus	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 353€

Return flights