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

Return flights

27 Mar - 03 Apr	TAP
29 Mar - 05 Apr	TAP
22 Mar - 29 Mar	TAP
25 Mar - 01 Apr	TAP
24 Mar - 31 Mar	Aer Lingus
26 Mar - 02 Apr	Aer Lingus
31 Mar - 07 Apr	WestJet
20 Mar - 27 Mar	TAP
02 Mar - 09 Mar	British Airways
04 Mar - 11 Mar	British Airways
05 Mar - 12 Mar	Aer Lingus
11 Mar - 18 Mar	British Airways
17 Mar - 24 Mar	British Airways
19 Mar - 26 Mar	British Airways
10 Mar - 17 Mar	British Airways
30 Mar - 06 Apr	TAP
28 Mar - 04 Apr	Aer Lingus

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

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 March from $668

Return flights