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

Return flights

23 Dec - 05 Jan	China Eastern
20 Dec - 11 Jan	China Eastern
25 Dec - 08 Jan	China Eastern
22 Dec - 03 Jan	Peach
23 Dec - 03 Jan	China Eastern
19 Dec - 01 Jan	China Southern
20 Dec - 02 Jan	Jin Air
22 Dec - 04 Jan	Air Busan
19 Dec - 31 Dec	China Southern
20 Dec - 01 Jan	Jin Air
20 Dec - 31 Dec	Jin Air
19 Dec - 30 Dec	China Southern
19 Dec - 29 Dec	China Southern
20 Dec - 30 Dec	Jin Air
20 Dec - 29 Dec	Jin Air
19 Dec - 28 Dec	China Southern
20 Dec - 28 Dec	Jin Air
20 Dec - 06 Jan	Turkish Airlines
20 Dec - 21 Dec	Emirates
26 Dec - 30 Dec	Qatar Airways

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

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 December from 539€

Return flights