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

Return flights

01 May - 15 Jun	WestJet
05 May - 14 May	WestJet
12 May - 20 May	WestJet
01 May - 04 May	WestJet
15 May - 25 May	WestJet
01 May - 11 May	WestJet
05 May - 16 May	WestJet
15 May - 18 May	WestJet
15 May - 27 May	WestJet
08 May - 21 May	WestJet
01 May - 09 May	WestJet
26 May - 13 Jun	WestJet
27 May - 13 Jun	WestJet
22 May - 01 Jun	WestJet
27 May - 03 Jun	WestJet
29 May - 10 Jun	WestJet
22 May - 09 Jun	WestJet
26 May - 08 Jun	WestJet
27 May - 08 Jun	WestJet
25 May - 01 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 338€

Return flights