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

Return flights

08 Aug - 23 Aug	China Eastern
05 Aug - 08 Aug	IndiGo
02 Aug - 12 Aug	IndiGo
09 Aug - 27 Aug	IndiGo
09 Aug - 20 Aug	IndiGo
09 Aug - 26 Aug	IndiGo
09 Aug - 23 Aug	IndiGo
05 Aug - 12 Aug	IndiGo
01 Aug - 31 Aug	IndiGo
22 Aug - 31 Aug	IndiGo
28 Aug - 04 Sep	IndiGo
26 Aug - 09 Sep	IndiGo
28 Aug - 04 Sep	Cathay Pacific	direct
26 Aug - 09 Sep	Cathay Pacific	direct

Also check the deals for one-way flights from Hong Kong 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 Hong Kong to Kathmandu in August from 220€

Return flights