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
01 Dec - 17 Dec	China Eastern
02 Dec - 14 Dec	China Eastern
02 Dec - 16 Dec	China Eastern
02 Dec - 15 Dec	China Eastern
05 Dec - 14 Dec	China Eastern
05 Dec - 20 Dec	China Eastern
06 Dec - 16 Dec	China Eastern
06 Dec - 13 Dec	China Eastern
06 Dec - 22 Dec	China Eastern
08 Dec - 13 Jan	Air China
08 Dec - 01 Jan	China Eastern
25 Dec - 27 Jan	Lufthansa
07 Dec - 01 Jan	China Eastern
06 Dec - 01 Jan	China Eastern
31 Dec - 14 Jan	Air China
30 Dec - 18 Jan	Air China
31 Dec - 17 Jan	China Eastern
17 Dec - 22 Jan	Ryanair
29 Dec - 13 Jan	Pegasus Airlines

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 $559

Return flights