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

Return flights

25 Apr - 02 May	SWISS
15 Apr - 22 Apr	TAP
22 Apr - 29 Apr	British Airways
21 Apr - 28 Apr	British Airways
23 Apr - 30 Apr	British Airways
03 Apr - 10 Apr	TAP
17 Apr - 24 Apr	TAP
24 Apr - 01 May	TAP
27 Apr - 04 May	TAP
29 Apr - 06 May	TAP
14 Apr - 21 Apr	Aer Lingus
16 Apr - 23 Apr	Aer Lingus
20 Apr - 27 Apr	Aer Lingus
13 Apr - 20 Apr	Aer Lingus
26 Apr - 03 May	TAP

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 455€

Return flights