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

Return flights

01 Dec - 14 Dec	Air China
10 Dec - 16 Dec	Air China
03 Dec - 16 Dec	Air China
04 Dec - 17 Dec	Air China
04 Dec - 23 Dec	Air China
10 Dec - 23 Dec	Air China
04 Dec - 21 Dec	Air China
07 Dec - 14 Dec	Air China
08 Dec - 17 Dec	Air China
01 Dec - 08 Dec	Air China
11 Dec - 14 Jan	Lufthansa
10 Dec - 13 Jan	Lufthansa
11 Dec - 11 Jan	China Eastern
17 Dec - 07 Jan	Korean Air
15 Dec - 31 Jan	Korean Air
10 Dec - 11 Jan	Air China
10 Dec - 12 Jan	Air China
17 Dec - 13 Jan	Korean Air
17 Dec - 30 Jan	Korean Air
17 Dec - 12 Jan	Qatar Airways

Also check the deals for one-way flights from Rome to Tokyo 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 Tokyo in December from $686

Return flights