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

Return flights

15 Dec - 24 Jan	Ryanair
01 Dec - 15 Jan	flydubai
20 Dec - 24 Jan	LOT
23 Dec - 23 Jan	flydubai
20 Dec - 31 Jan	Turkish Airlines
20 Dec - 20 Jan	flydubai
20 Dec - 30 Jan	Turkish Airlines
23 Dec - 24 Jan	flydubai

Also check the deals for one-way flights from Zagreb to Kathmandu 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 Kathmandu in December from 681€

Return flights