AirHint found the following cheapest return flights from Barcelona (BCN) to Osaka (KIX) in December 2026 (see full year).

Return flights

16 Dec - 27 Dec	Lufthansa
16 Dec - 30 Dec	Lufthansa
16 Dec - 29 Dec	Lufthansa
01 Dec - 08 Dec	KLM
17 Dec - 01 Jan	Lufthansa
07 Dec - 27 Dec	Lufthansa
04 Dec - 14 Dec	KLM
08 Dec - 23 Dec	ANA
16 Dec - 28 Dec	Lufthansa
19 Dec - 29 Dec	Lufthansa
16 Dec - 25 Dec	Lufthansa
15 Dec - 06 Jan	Lufthansa
19 Dec - 06 Jan	Lufthansa
26 Dec - 10 Jan	Air China
27 Dec - 10 Jan	Air China
19 Dec - 03 Jan	Lufthansa
19 Dec - 02 Jan	Lufthansa
23 Dec - 06 Jan	Turkish Airlines

Also check the deals for one-way flights from Barcelona 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 Barcelona to Osaka in December from $816

Return flights