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

Return flights

13 Aug - 21 Aug	China Southern
06 Aug - 27 Aug	China Southern
30 Aug - 06 Sep	Hainan Airlines
23 Aug - 27 Sep	HK Express
08 Aug - 13 Aug	China Southern
23 Aug - 28 Sep	HK Express
04 Aug - 17 Aug	Asiana Airlines
01 Aug - 31 Aug	Asiana Airlines
13 Aug - 29 Aug	Air China
18 Aug - 22 Aug	Korean Air
02 Aug - 09 Aug	China Southern
25 Aug - 31 Aug	Turkish Airlines
02 Aug - 30 Aug	Asiana Airlines
22 Aug - 27 Sep	China Eastern
31 Aug - 12 Sep	Air France
31 Aug - 08 Sep	Air France
28 Aug - 12 Sep	Air France
28 Aug - 10 Sep	Turkish Airlines
29 Aug - 10 Sep	Turkish Airlines
27 Aug - 12 Sep	Turkish Airlines

Also check the deals for one-way flights from Tokyo to Dublin in August.

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 August from 840€

Return flights