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

Return flights

12 Dec - 17 Dec	easyJet
06 Dec - 26 Dec	Hainan Airlines
08 Dec - 28 Dec	Brussels Airlines
03 Dec - 08 Jan	Qatar Airways
01 Dec - 08 Jan	Hainan Airlines
01 Dec - 01 Jan	KLM
26 Dec - 05 Jan	Finnair
03 Dec - 03 Jan	Hainan Airlines
04 Dec - 03 Jan	Hainan Airlines
25 Dec - 04 Jan	Cathay Pacific
22 Dec - 04 Jan	Cathay Pacific
18 Dec - 04 Jan	Brussels Airlines
20 Dec - 09 Jan	Cathay Pacific

Also check the deals for one-way flights from Brussels 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 Brussels to Osaka in December from 848€

Return flights