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

Return flights

25 Aug - 09 Sep	Air India
24 Aug - 08 Sep	Cathay Pacific
14 Aug - 08 Sep	Cathay Pacific
25 Aug - 03 Sep	Cathay Pacific
05 Aug - 09 Sep	Cathay Pacific
18 Aug - 03 Sep	Cathay Pacific
25 Aug - 13 Sep	Cathay Pacific
06 Aug - 02 Sep	Cathay Pacific
15 Aug - 04 Sep	Air India
05 Aug - 26 Aug	Air India
24 Aug - 31 Aug	Air India
10 Aug - 25 Aug	Air India
06 Aug - 30 Aug	Air India
06 Aug - 31 Aug	Air India
08 Aug - 29 Aug	IndiGo
02 Aug - 16 Aug	Air India
06 Aug - 15 Aug	Turkish Airlines
02 Aug - 10 Aug	Air India

Also check the deals for one-way flights from New York 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 New York to Kathmandu in August from 703€

Return flights