Cheapest return flights from Montreal to Dublin in September from 572€

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

Return flights

28 Sep - 05 Oct British Airways
30 Sep - 07 Oct British Airways
24 Sep - 01 Oct British Airways
23 Sep - 30 Sep Air Canada
02 Sep - 09 Sep Air Transat
08 Sep - 15 Sep Air Transat
09 Sep - 16 Sep Air Transat
14 Sep - 21 Sep Air Transat
15 Sep - 22 Sep Air Transat
16 Sep - 23 Sep Air Transat
21 Sep - 28 Sep Air Transat
22 Sep - 29 Sep Air Transat
04 Sep - 11 Sep TAP
26 Sep - 03 Oct WestJet
27 Sep - 04 Oct SWISS
25 Sep - 02 Oct TAP

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

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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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