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

Return flights

12 Aug - 01 Sep	Pegasus Airlines
10 Aug - 10 Sep	AJet
17 Aug - 30 Aug	AJet
23 Aug - 10 Sep	AJet
24 Aug - 08 Sep	AJet
08 Aug - 09 Sep	Pegasus Airlines
18 Aug - 25 Aug	AJet
06 Aug - 10 Sep	Pegasus Airlines
20 Aug - 30 Aug	AJet
14 Aug - 10 Sep	Pegasus Airlines
11 Aug - 27 Aug	Pegasus Airlines
08 Aug - 30 Aug	Pegasus Airlines
02 Aug - 10 Aug	IndiGo
02 Aug - 26 Aug	IndiGo
04 Aug - 15 Aug	Corendon Airlines
04 Aug - 25 Aug	Corendon Airlines
01 Aug - 08 Aug	Pegasus Airlines

Also check the deals for one-way flights from Zurich to Kathmandu in August.

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 August from 584€

Return flights