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

Return flights

05 Jun - 15 Jun	WestJet
05 Jun - 13 Jun	WestJet
04 Jun - 14 Jun	WestJet
05 Jun - 17 Jun	WestJet
05 Jun - 14 Jun	WestJet
05 Jun - 09 Jun	WestJet
01 Jun - 13 Jun	WestJet
05 Jun - 08 Jun	WestJet
05 Jun - 10 Jun	WestJet
11 Jun - 20 Jun	WestJet
14 Jun - 12 Jul	WestJet
07 Jun - 03 Jul	WestJet
08 Jun - 04 Jul	WestJet
12 Jun - 03 Jul	WestJet
10 Jun - 01 Jul	WestJet
11 Jun - 07 Jul	WestJet
09 Jun - 05 Jul	WestJet
19 Jun - 04 Jul	WestJet
19 Jun - 01 Jul	WestJet
28 Jun - 02 Jul	WestJet

Also check the deals for one-way flights from Montreal 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 Montreal to Dublin in June from 385€

Return flights