Cheapest return flights from Toronto to Dublin in September from $579

AirHint found the following cheapest return flights from Toronto (YTZ) to Dublin (DUB) in September 2025 (see full year).

Return flights

15 Sep - 11 Oct Air Canada
19 Sep - 11 Oct Air Canada
14 Sep - 20 Sep Air Canada
15 Sep - 25 Sep Air Canada
15 Sep - 22 Sep Air Canada
03 Sep - 18 Sep Air Canada
05 Sep - 13 Sep Air Canada
10 Sep - 20 Sep Air Canada
10 Sep - 22 Sep Air Canada
10 Sep - 18 Sep Air Canada
10 Sep - 15 Sep Air Canada
05 Sep - 15 Sep Air Canada
23 Sep - 18 Oct Porter Airlines (Canada) Ltd
14 Sep - 05 Oct Porter Airlines (Canada) Ltd
20 Sep - 11 Oct Porter Airlines (Canada) Ltd
27 Sep - 03 Oct Porter Airlines (Canada) Ltd
26 Sep - 18 Oct Porter Airlines (Canada) Ltd
08 Sep - 03 Oct Porter Airlines (Canada) Ltd
25 Sep - 04 Oct Porter Airlines (Canada) Ltd
19 Sep - 03 Oct Porter Airlines (Canada) Ltd

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

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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