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

Return flights

08 Sep - 15 Sep	China Eastern
08 Sep - 22 Sep	China Eastern
09 Sep - 15 Sep	KLM
10 Sep - 16 Sep	Etihad Airways
08 Sep - 06 Oct	Etihad Airways
02 Sep - 03 Oct	Etihad Airways
25 Sep - 06 Oct	KLM
09 Sep - 17 Sep	KLM
05 Sep - 11 Sep	Etihad Airways
23 Sep - 30 Sep	KLM
09 Sep - 16 Sep	KLM
08 Sep - 11 Oct	Air France
11 Sep - 16 Sep	KLM
06 Sep - 13 Sep	Air France
01 Sep - 01 Oct	Air France

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

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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Cheapest return flights from Osaka to Dublin in September from $810

Return flights