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

Return flights

01 Dec - 31 Dec	Pegasus Airlines
05 Dec - 21 Dec	AJet
14 Dec - 11 Jan	easyJet
13 Dec - 11 Jan	easyJet
12 Dec - 11 Jan	Pegasus Airlines
26 Dec - 17 Jan	Pegasus Airlines
23 Dec - 20 Jan	Pegasus Airlines
19 Dec - 31 Dec	easyJet
15 Dec - 11 Jan	Oman Air
24 Dec - 03 Jan	Pegasus Airlines
14 Dec - 05 Jan	Turkish Airlines
15 Dec - 05 Jan	Turkish Airlines
25 Dec - 03 Jan	Pegasus Airlines

Also check the deals for one-way flights from Zurich 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 Zurich to Kathmandu in December from 559€

Return flights