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

Return flights

27 May - 03 Jun	Icelandair
13 May - 27 May	Icelandair
05 May - 26 May	Icelandair
26 May - 02 Jun	Icelandair
12 May - 26 May	Icelandair
11 May - 21 May	Icelandair
13 May - 28 May	WestJet
12 May - 03 Jun	WestJet
12 May - 27 May	WestJet
05 May - 11 May	WestJet
17 May - 27 May	WestJet
06 May - 13 May	WestJet
12 May - 20 May	WestJet
13 May - 01 Jun	WestJet
19 May - 03 Jun	WestJet
20 May - 03 Jun	WestJet
29 May - 08 Jun	WestJet
31 May - 17 Jun	WestJet
25 May - 01 Jun	Icelandair
12 May - 02 Jun	WestJet

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 327€

Return flights