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

Return flights

12 May - 24 May	Air China
20 May - 29 May	Air China
25 May - 28 May	Air China
25 May - 09 Jun	Air China
28 May - 02 Jun	Air China
08 May - 15 May	Air China
09 May - 16 May	Air China
01 May - 31 May	Air China
01 May - 10 May	Air China
02 May - 10 May	Air China
02 May - 12 May	Air China
02 May - 08 May	Air China
19 May - 16 Jun	Singapore Airlines
26 May - 09 Jun	Singapore Airlines
26 May - 10 Jun	Singapore Airlines
20 May - 24 Jun	Thai Airways
15 May - 07 Jun	China Southern

Also check the deals for one-way flights from Tokyo to Kathmandu in May.

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 May from 346€

Return flights