Cheapest return flights from Montreal (YUL) to Dublin (DUB), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
21 Sep 29 Sep Air Transat
25 Sep 29 Sep Air Transat
15 Sep 29 Sep Air Transat
07 Sep 16 Sep Air Transat
07 Sep 14 Sep Air Transat
11 Sep 18 Sep Air Transat
15 Sep 22 Sep Air Transat
21 Sep 28 Sep Air Transat
12 Sep 19 Sep Air Transat
20 Sep 27 Sep Air Transat
25 Sep 12 Oct Air Transat
25 Sep 02 Oct Air Transat
27 Sep 04 Oct Air Transat
26 Sep 03 Oct Air Transat
28 Sep 05 Oct Air Transat
22 Sep 07 Oct Air Transat
22 Sep 06 Oct WestJet
24 Sep 01 Oct WestJet
29 Sep 06 Oct Air Canada
30 Sep 07 Oct Air Canada
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Updated May 27, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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