AirHint found the following cheapest return flights from Calgary (YYC) to Dublin (DUB) in June 2026 (see full year).

Return flights

02 Jun - 11 Jun	Air Transat
02 Jun - 16 Jun	Porter Airlines (Canada) Ltd
01 Jun - 10 Jun	Air Transat
15 Jun - 24 Jun	Air Transat
14 Jun - 23 Jun	Air Transat
09 Jun - 19 Jun	Air Transat
01 Jun - 10 Jun	WestJet	direct
11 Jun - 23 Jun	Air Canada
17 Jun - 30 Jun	WestJet
15 Jun - 24 Jun	WestJet	direct
23 Jun - 30 Jul	WestJet
29 Jun - 29 Jul	WestJet	direct
26 Jun - 26 Jul	WestJet

Also check the deals for one-way flights from Calgary to Dublin in June.

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 Calgary to Dublin in June from 406€

Return flights