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

Return flights

10 Dec - 25 Jan	SriLankan Airlines
02 Dec - 01 Jan	SriLankan Airlines
24 Dec - 31 Dec	SriLankan Airlines
23 Dec - 01 Jan	SriLankan Airlines
24 Dec - 04 Jan	SriLankan Airlines
02 Dec - 11 Dec	Air India
02 Dec - 12 Dec	Air India
06 Dec - 14 Dec	SriLankan Airlines
03 Dec - 16 Jan	Air India
25 Dec - 30 Dec	Air India
01 Dec - 05 Jan	Air India
01 Dec - 31 Dec	Air India
01 Dec - 01 Jan	Air India
23 Dec - 02 Jan	Air India
21 Dec - 24 Dec	SriLankan Airlines
01 Dec - 15 Dec	Air India
20 Dec - 29 Dec	Air India
31 Dec - 14 Jan	AirAsia
01 Dec - 03 Dec	AirAsia
28 Dec - 14 Jan	AirAsia

Also check the deals for one-way flights from Kuala Lumpur 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 Kuala Lumpur to Kathmandu in December from 221€

Return flights