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

Return flights

13 Apr - 25 Apr	WestJet
28 Apr - 01 May	WestJet
27 Apr - 01 May	WestJet
30 Apr - 17 May	WestJet
13 Apr - 27 Apr	WestJet
06 Apr - 13 Apr	WestJet
19 Apr - 26 Apr	WestJet
12 Apr - 20 Apr	WestJet
26 Apr - 03 May	WestJet
27 Apr - 04 May	WestJet
28 Apr - 05 May	WestJet
30 Apr - 07 May	WestJet
20 Apr - 06 May	WestJet
13 Apr - 20 Apr	WestJet
20 Apr - 27 Apr	WestJet
12 Apr - 19 Apr	TAP
01 Apr - 23 Apr	Air Canada
01 Apr - 08 Apr	Air Canada
24 Apr - 01 May	WestJet
29 Apr - 06 May	WestJet

Also check the deals for one-way flights from Montreal to Dublin in April.

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 April from $472

Return flights