Cheapest return flights from Montreal to Dublin in September from 593€

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

Return flights

03 Sep - 17 Sep TAP
17 Sep - 01 Oct British Airways
23 Sep - 30 Sep TAP
21 Sep - 29 Sep Air Canada direct
15 Sep - 29 Sep Air Transat
22 Sep - 30 Sep Air Canada
04 Sep - 11 Sep TAP
20 Sep - 29 Sep Air Canada direct
05 Sep - 12 Sep WestJet

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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