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

Return flights

06 Dec - 26 Jan	SriLankan Airlines
21 Dec - 04 Jan	SriLankan Airlines
24 Dec - 12 Jan	SriLankan Airlines
14 Dec - 21 Dec	SriLankan Airlines
20 Dec - 08 Jan	SriLankan Airlines
17 Dec - 24 Dec	SriLankan Airlines
07 Dec - 14 Dec	SriLankan Airlines
12 Dec - 19 Dec	Nepal Airlines
21 Dec - 31 Dec	SriLankan Airlines
15 Dec - 22 Dec	Himalaya Airlines
07 Dec - 12 Dec	AirAsia
10 Dec - 12 Dec	AirAsia
07 Dec - 17 Dec	AirAsia
26 Dec - 14 Jan	AirAsia
12 Dec - 17 Dec	AirAsia
24 Dec - 05 Jan	AirAsia
28 Dec - 14 Jan	AirAsia
29 Dec - 14 Jan	AirAsia
17 Dec - 05 Jan	AirAsia
29 Dec - 18 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 243€

Return flights