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

Return flights

14 Sep - 18 Sep	Vietnam Airlines
10 Sep - 16 Sep	Air China
20 Sep - 27 Sep	Hainan Airlines
03 Sep - 19 Sep	Peach
07 Sep - 24 Sep	Qatar Airways
07 Sep - 17 Sep	Qatar Airways
10 Sep - 17 Sep	Air France
16 Sep - 21 Sep	Air France
07 Sep - 21 Sep	Air France
07 Sep - 16 Sep	Air France
30 Sep - 08 Oct	Qatar Airways
27 Sep - 04 Oct	Qatar Airways
20 Sep - 04 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 803€

Return flights