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

Return flights

15 Dec - 19 Dec	Air China
15 Dec - 18 Dec	Air China
14 Dec - 18 Dec	Air China
05 Dec - 08 Dec	Air China
03 Dec - 31 Dec	Air China
02 Dec - 02 Jan	Air China
16 Dec - 30 Dec	Air China
27 Dec - 04 Jan	SriLankan Airlines
28 Dec - 02 Jan	Korean Air
24 Dec - 29 Dec	Thai Airways
25 Dec - 28 Dec	Thai Airways
26 Dec - 31 Dec	Thai Airways
27 Dec - 09 Jan	Thai Airways
28 Dec - 09 Jan	Thai Airways
28 Dec - 10 Jan	Thai Airways
27 Dec - 10 Jan	Thai Airways
29 Dec - 01 Jan	Thai Airways
27 Dec - 05 Jan	Thai Airways
28 Dec - 04 Jan	Thai Airways
01 Dec - 13 Dec	Cathay Pacific

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

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 December from 341€

Return flights