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

Return flights

07 Apr - 13 Apr	Air India
24 Apr - 10 May	Singapore Airlines
17 Apr - 17 May	Singapore Airlines
17 Apr - 26 Apr	Thai Airways
14 Apr - 07 May	Singapore Airlines
19 Apr - 27 Apr	Thai AirAsia
28 Apr - 05 May	Thai Airways
16 Apr - 22 Apr	Thai Airways
18 Apr - 26 Apr	Thai Airways
23 Apr - 30 Apr	Malaysia Airlines
03 Apr - 09 Apr	Singapore Airlines
14 Apr - 20 Apr	Singapore Airlines
03 Apr - 10 Apr	Singapore Airlines
03 Apr - 15 Apr	Singapore Airlines
27 Apr - 10 May	IndiGo

Also check the deals for one-way flights from Kathmandu to Tokyo 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 Kathmandu to Tokyo in April from 539€

Return flights