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

Return flights

25 Apr - 30 Apr	Air China
09 Apr - 30 Apr	HK Express
18 Apr - 21 Apr	Korean Air
14 Apr - 12 May	Korean Air
18 Apr - 12 May	Korean Air
18 Apr - 25 Apr	Korean Air
09 Apr - 18 Apr	Thai Airways
25 Apr - 26 Apr	Thai Airways
04 Apr - 23 Apr	Thai Airways
02 Apr - 22 Apr	Thai Airways
01 Apr - 21 Apr	Thai Airways
04 Apr - 09 May	Thai Airways
25 Apr - 08 May	Thai Airways
27 Apr - 07 May	Thai Airways
24 Apr - 12 May	Thai Airways
25 Apr - 17 May	Thai Airways
08 Apr - 23 Apr	Thai Airways
18 Apr - 09 May	Korean Air
15 Apr - 12 May	Air India
25 Apr - 06 May	Thai Airways

Also check the deals for one-way flights from Tokyo to Kathmandu 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 Tokyo to Kathmandu in April from $616

Return flights