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

Return flights

01 Dec - 26 Dec	Malaysia Airlines
03 Dec - 22 Dec	Malaysia Airlines
31 Dec - 29 Jan	Malaysia Airlines
30 Dec - 29 Jan	Malaysia Airlines
05 Dec - 13 Dec	Cathay Pacific
01 Dec - 07 Jan	Malaysia Airlines
08 Dec - 14 Dec	Malaysia Airlines
29 Dec - 29 Jan	Malaysia Airlines
03 Dec - 07 Jan	Cathay Pacific
31 Dec - 19 Jan	Singapore Airlines
30 Dec - 14 Jan	Malaysia Airlines
06 Dec - 20 Dec	Thai Airways
11 Dec - 15 Jan	Singapore Airlines
10 Dec - 15 Jan	Singapore Airlines
11 Dec - 16 Jan	Singapore Airlines
13 Dec - 20 Dec	Thai Airways

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 $872

Return flights