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

Return flights

02 Dec - 19 Dec	Malaysia Airlines
13 Dec - 16 Jan	Batik Air Malaysia
02 Dec - 09 Dec	IndiGo
01 Dec - 08 Jan	Cathay Pacific
29 Dec - 07 Jan	Cathay Pacific
22 Dec - 31 Jan	Cathay Pacific
22 Dec - 29 Jan	Cathay Pacific
22 Dec - 30 Jan	Cathay Pacific
08 Dec - 20 Dec	Cathay Pacific
21 Dec - 29 Jan	Cathay Pacific
25 Dec - 25 Jan	Cathay Pacific
09 Dec - 22 Jan	IndiGo
09 Dec - 23 Jan	IndiGo

Also check the deals for one-way flights from Melbourne 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 Melbourne to Kathmandu in December from 870€

Return flights