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
08 Sep 15 Sep Air Transat
21 Sep 28 Sep Air Transat
11 Sep 18 Sep WestJet
26 Sep 09 Oct Air Transat
14 Sep 26 Sep Air Transat
06 Sep 15 Sep Air Transat
09 Sep 15 Sep Air Transat
01 Sep 11 Sep WestJet
24 Sep 01 Oct WestJet
24 Sep 02 Oct WestJet
22 Sep 06 Oct WestJet
02 Sep 15 Sep Air Canada
Direct Flight
18 Sep 28 Sep Air Canada
Direct Flight
14 Sep 26 Sep Air Canada
Direct Flight
29 Sep 07 Oct Air Canada
29 Sep 21 Oct Air Canada
23 Sep 28 Oct Air Canada
30 Sep 08 Oct Lufthansa
29 Sep 08 Oct Lufthansa
27 Sep 05 Oct Air Canada
Powered by

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

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Updated Jul 6, 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.

Feel free to contact us with any feedback or request another flight research.