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

Return flights

02 Dec - 07 Dec	Aegean Airlines
08 Dec - 12 Dec	Aegean Airlines
01 Dec - 11 Dec	Aegean Airlines
03 Dec - 07 Dec	Aegean Airlines
26 Dec - 07 Jan	Aegean Airlines
25 Dec - 05 Jan	Gulf Air
13 Dec - 20 Dec	Aegean Airlines
29 Dec - 05 Jan	Scoot
25 Dec - 02 Jan	Gulf Air
20 Dec - 25 Dec	Ryanair
12 Dec - 25 Dec	Turkish Airlines
19 Dec - 26 Dec	Aegean Airlines
20 Dec - 03 Jan	Ryanair
29 Dec - 09 Jan	Qatar Airways
26 Dec - 02 Jan	Scoot

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 $767

Return flights