AirHint found the following cheapest return flights from Zagreb (ZAG) to Tokyo (NRT) in December 2025 (see full year).

Return flights

01 Dec - 07 Dec	Croatia Airlines
01 Dec - 14 Dec	KLM
04 Dec - 14 Dec	KLM
02 Dec - 12 Dec	KLM
04 Dec - 07 Dec	KLM
10 Dec - 21 Dec	KLM
01 Dec - 04 Dec	Croatia Airlines
12 Dec - 21 Dec	KLM
08 Dec - 11 Jan	KLM
17 Dec - 24 Dec	Turkish Airlines
25 Dec - 30 Dec	KLM
23 Dec - 09 Jan	LOT
27 Dec - 10 Jan	KLM
23 Dec - 10 Jan	KLM
31 Dec - 07 Jan	KLM
16 Dec - 06 Jan	Turkish Airlines
27 Dec - 09 Jan	KLM
29 Dec - 02 Jan	LOT
27 Dec - 05 Jan	KLM
19 Dec - 04 Jan	Qatar Airways

Also check the deals for one-way flights from Zagreb to Tokyo 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 Zagreb to Tokyo in December from $878

Return flights