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

Return flights

03 Sep - 09 Sep	China Southern
03 Sep - 10 Sep	China Southern
14 Sep - 21 Sep	China Southern
08 Sep - 22 Sep	China Southern
09 Sep - 17 Sep	China Southern
01 Sep - 10 Sep	China Southern
16 Sep - 25 Sep	China Southern
06 Sep - 20 Sep	Hainan Airlines
03 Sep - 08 Sep	Turkish Airlines
01 Sep - 07 Sep	Turkish Airlines
30 Sep - 08 Oct	Turkish Airlines
29 Sep - 03 Oct	Qatar Airways
29 Sep - 04 Oct	Emirates
24 Sep - 01 Oct	Qatar Airways

Also check the deals for one-way flights from Tokyo 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 Tokyo to Dublin in September from 642€

Return flights