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

Return flights

01 Dec - 09 Dec	China Eastern
01 Dec - 07 Dec	Air China
03 Dec - 17 Dec	China Eastern
04 Dec - 12 Dec	Air China
01 Dec - 13 Dec	Air China
07 Dec - 16 Dec	Air China
10 Dec - 13 Jan	Air China
11 Dec - 01 Jan	Air China
01 Dec - 10 Dec	Air China
12 Dec - 01 Jan	Air China
08 Dec - 13 Dec	China Eastern
18 Dec - 01 Jan	Air China
03 Dec - 16 Dec	KLM
18 Dec - 25 Dec	Wizz Air Malta
18 Dec - 02 Jan	Air China
30 Dec - 11 Jan	Hainan Airlines
26 Dec - 16 Jan	KLM
25 Dec - 10 Jan	Wizz Air
28 Dec - 08 Jan	Hainan Airlines
23 Dec - 01 Jan	Air China

Also check the deals for one-way flights from Rome 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 Rome to Osaka in December from 510€

Return flights