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

Return flights

02 Dec - 10 Dec	Pegasus Airlines
04 Dec - 16 Dec	Pegasus Airlines
30 Dec - 07 Jan	Pegasus Airlines
02 Dec - 16 Dec	Pegasus Airlines
23 Dec - 07 Jan	Pegasus Airlines
24 Dec - 31 Dec	Pegasus Airlines
23 Dec - 03 Jan	Pegasus Airlines
29 Dec - 05 Jan	Pegasus Airlines
27 Dec - 12 Jan	Ryanair
25 Dec - 03 Jan	Biman Bangladesh Airlines
23 Dec - 05 Jan	Pegasus Airlines
26 Dec - 04 Jan	Kuwait Airways
31 Dec - 08 Jan	Turkish Airlines
30 Dec - 08 Jan	Turkish Airlines

Also check the deals for one-way flights from Rome 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 Rome to Kathmandu in December from 532€

Return flights