AirHint found the following cheapest return flights from Fukuoka (FUK) to Kathmandu (KTM) in December 2025 (see full year).

Return flights

06 Dec - 13 Dec	Air China
18 Dec - 12 Jan	China Eastern
18 Dec - 05 Jan	China Eastern
18 Dec - 13 Jan	China Eastern
20 Dec - 09 Jan	Peach
20 Dec - 07 Jan	Peach
25 Dec - 09 Jan	Jeju Air
23 Dec - 09 Jan	Air Busan
24 Dec - 12 Jan	Air Busan
19 Dec - 06 Jan	Peach
21 Dec - 12 Jan	Greater Bay Airlines
25 Dec - 31 Dec	T'way Air
06 Dec - 21 Dec	Thai Airways
12 Dec - 20 Dec	Thai Airways
16 Dec - 20 Dec	Thai Airways
05 Dec - 08 Dec	Cathay Pacific
05 Dec - 12 Dec	Cathay Pacific
03 Dec - 10 Dec	Japan Airlines
26 Dec - 28 Dec	Cathay Pacific

Also check the deals for one-way flights from Fukuoka 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 Fukuoka to Kathmandu in December from $424

Return flights