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

Return flights

06 Apr - 13 Apr	WestJet
13 Apr - 20 Apr	WestJet
20 Apr - 27 Apr	WestJet
27 Apr - 04 May	WestJet
28 Apr - 05 May	WestJet
26 Apr - 03 May	WestJet
30 Apr - 07 May	WestJet
27 Apr - 02 May	WestJet
24 Apr - 01 May	WestJet
15 Apr - 22 Apr	TAP
29 Apr - 06 May	TAP
02 Apr - 09 Apr	British Airways
07 Apr - 14 Apr	British Airways
08 Apr - 15 Apr	British Airways
14 Apr - 21 Apr	British Airways
16 Apr - 23 Apr	British Airways
21 Apr - 28 Apr	British Airways
25 Apr - 02 May	Lufthansa

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 $554

Return flights