Cheapest return flights from Toronto to Dublin in September from 420€

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

Return flights

29 Sep - 06 Oct Air Canada
22 Sep - 29 Sep Air Canada
30 Sep - 02 Oct Air Canada
21 Sep - 28 Sep Air Canada
24 Sep - 09 Oct Air Transat
22 Sep - 09 Oct Air Transat
23 Sep - 25 Sep Porter Airlines (Canada) Ltd
23 Sep - 18 Oct Porter Airlines (Canada) Ltd
29 Sep - 29 Oct Porter Airlines (Canada) Ltd
22 Sep - 25 Sep Porter Airlines (Canada) Ltd
22 Sep - 18 Oct Porter Airlines (Canada) Ltd
24 Sep - 26 Sep Porter Airlines (Canada) Ltd
30 Sep - 01 Oct Porter Airlines (Canada) Ltd
30 Sep - 10 Oct Porter Airlines (Canada) Ltd
28 Sep - 06 Oct Porter Airlines (Canada) Ltd
25 Sep - 29 Sep Air Transat
20 Sep - 25 Sep Porter Airlines (Canada) Ltd
25 Sep - 30 Sep SWISS
22 Sep - 26 Sep Porter Airlines (Canada) Ltd
19 Sep - 26 Sep 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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

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