AirHint found the following cheapest return flights from Tokyo (HND) to Kathmandu (KTM) in August 2026 (see full year).

Return flights

14 Aug - 13 Sep	HK Express
18 Aug - 01 Sep	Singapore Airlines
04 Aug - 18 Aug	Singapore Airlines
13 Aug - 16 Aug	Singapore Airlines
18 Aug - 31 Aug	Air India
09 Aug - 16 Aug	Air India
02 Aug - 17 Aug	Air India
08 Aug - 16 Aug	Singapore Airlines
11 Aug - 17 Aug	Singapore Airlines
09 Aug - 13 Aug	Air India
07 Aug - 14 Aug	Air India
15 Aug - 15 Sep	China Southern
08 Aug - 12 Sep	China Southern

Also check the deals for one-way flights from Tokyo 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 Tokyo to Kathmandu in August from 528€

Return flights