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

Return flights

03 Dec - 08 Dec	Iberia
04 Dec - 16 Dec	Iberia
08 Dec - 16 Dec	Iberia
08 Dec - 15 Dec	Iberia
03 Dec - 13 Jan	Iberia
10 Dec - 15 Jan	Iberia
11 Dec - 15 Jan	Iberia
29 Dec - 15 Jan	Iberia
25 Dec - 13 Jan	Iberia
24 Dec - 20 Jan	Iberia
02 Dec - 09 Dec	China Eastern
29 Dec - 12 Jan	Iberia
15 Dec - 15 Jan	Iberia
29 Dec - 18 Jan	Iberia
08 Dec - 22 Dec	China Eastern
29 Dec - 11 Jan	Iberia
08 Dec - 21 Dec	China Eastern
01 Dec - 14 Dec	KLM
01 Dec - 09 Dec	Sichuan Airlines
05 Dec - 20 Dec	Sichuan Airlines

Also check the deals for one-way flights from Madrid 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 Madrid to Osaka in December from 465€

Return flights