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

Return flights

02 Jun - 16 Jun	Air Transat
02 Jun - 17 Jun	Air Transat
01 Jun - 08 Jun	Air Canada	direct
08 Jun - 15 Jun	Air Canada	direct
15 Jun - 22 Jun	Air Canada	direct
17 Jun - 23 Jun	Air Canada	direct
03 Jun - 10 Jun	Lufthansa
10 Jun - 24 Jun	SWISS
03 Jun - 11 Jun	Air Canada
03 Jun - 17 Jun	SWISS
16 Jun - 07 Jul	Air Transat
17 Jun - 08 Jul	Air Canada
10 Jun - 01 Jul	Lufthansa
25 Jun - 08 Jul	Air Transat
23 Jun - 14 Jul	Air Transat
30 Jun - 14 Jul	Air Transat
23 Jun - 02 Jul	Air Transat
22 Jun - 06 Jul	Air Transat
23 Jun - 07 Jul	Air Transat
09 Jun - 04 Jul	Air Transat

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Cheapest return flights from Montreal to Dublin in June from 596€

Return flights