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

Return flights

04 Dec - 10 Dec	China Southern
09 Dec - 20 Dec	China Eastern
10 Dec - 23 Dec	China Eastern
28 Dec - 13 Jan	China Eastern
09 Dec - 23 Dec	China Eastern
10 Dec - 18 Dec	China Eastern
01 Dec - 08 Dec	China Eastern
10 Dec - 30 Dec	China Eastern
28 Dec - 18 Jan	China Eastern
10 Dec - 31 Dec	Air China
08 Dec - 12 Dec	Air China
06 Dec - 11 Dec	Air China
28 Dec - 31 Jan	Air China
29 Dec - 15 Jan	Air China
25 Dec - 13 Jan	China Eastern
24 Dec - 15 Jan	China Eastern
15 Dec - 15 Jan	Air China
15 Dec - 14 Jan	Air China
28 Dec - 07 Jan	Air China
27 Dec - 30 Jan	China Eastern

Also check the deals for one-way flights from Frankfurt 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 Frankfurt to Osaka in December from $651

Return flights