Cheapest return flights from Montreal to Dublin in December from $509

Best time to book flights for Montreal (YUL) to Dublin (DUB) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to Dublin (DUB) in December 2025 (see full year).

Return flights

30 Dec - 06 Jan SWISS
01 Dec - 08 Dec British Airways
03 Dec - 10 Dec British Airways
02 Dec - 09 Dec British Airways
04 Dec - 11 Dec British Airways
24 Dec - 31 Dec Air Canada
05 Dec - 12 Dec TAP
07 Dec - 14 Dec TAP
10 Dec - 17 Dec Lufthansa
31 Dec - 07 Jan Lufthansa
11 Dec - 18 Dec Lufthansa
23 Dec - 30 Dec SWISS
25 Dec - 01 Jan Air Canada
29 Dec - 05 Jan SWISS
28 Dec - 04 Jan TAP
27 Dec - 03 Jan Lufthansa
26 Dec - 02 Jan Air Canada

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

Skyscanner

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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