AirHint found the following cheapest return flights from Zurich (ZRH) to Kathmandu (KTM) in April 2026 (see full year).

Return flights

27 Apr - 11 May	Air India
10 Apr - 02 May	Air India
15 Apr - 13 May	Air India
03 Apr - 19 Apr	Air India
20 Apr - 06 May	Air India
03 Apr - 18 Apr	Air India
03 Apr - 20 Apr	Air India
03 Apr - 17 Apr	Air India
01 Apr - 12 Apr	SWISS
04 Apr - 18 Apr	Air India
02 Apr - 08 May	Turkish Airlines
04 Apr - 24 Apr	SWISS
16 Apr - 07 May	Turkish Airlines

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

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 April from 768€

Return flights