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

Return flights

20 Apr - 30 Apr	FrenchBee
20 Apr - 27 Apr	FrenchBee
20 Apr - 06 May	FrenchBee
27 Apr - 12 May	WestJet
28 Apr - 12 May	WestJet
26 Apr - 06 May	FrenchBee
27 Apr - 04 May	FrenchBee
29 Apr - 06 May	FrenchBee
21 Apr - 28 Apr	Porter Airlines (Canada) Ltd
07 Apr - 14 Apr	Lufthansa
06 Apr - 13 Apr	Lufthansa
08 Apr - 15 Apr	Lufthansa
28 Apr - 05 May	WestJet
30 Apr - 07 May	WestJet
24 Apr - 01 May	FrenchBee
01 Apr - 11 Apr	WestJet
22 Apr - 29 Apr	FrenchBee
13 Apr - 20 Apr	FrenchBee
01 Apr - 08 Apr	FrenchBee
22 Apr - 11 May	FrenchBee

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 376€

Return flights