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

Return flights

08 Dec - 23 Dec	Air China
01 Dec - 14 Dec	SKY express
26 Dec - 06 Jan	Air China
17 Dec - 24 Dec	Ryanair
12 Dec - 25 Dec	Wizz Air UK
18 Dec - 02 Jan	SKY express
25 Dec - 05 Jan	Aegean Airlines
25 Dec - 01 Jan	Aegean Airlines
25 Dec - 03 Jan	Aegean Airlines
19 Dec - 02 Jan	Sichuan Airlines
29 Dec - 06 Jan	Aegean Airlines
20 Dec - 02 Jan	Aegean Airlines
22 Dec - 04 Jan	Aegean Airlines
20 Dec - 22 Dec	Aegean Airlines
19 Dec - 27 Dec	Sichuan Airlines
22 Dec - 27 Dec	Sichuan Airlines

Also check the deals for one-way flights from Athens to Osaka 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 Athens to Osaka in December from 614€

Return flights