Cheapest return flights from Colombo to Kathmandu in December from 462€

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

Return flights

22 Dec - 31 Dec SriLankan Airlines direct
07 Dec - 14 Dec SriLankan Airlines direct
14 Dec - 22 Dec SriLankan Airlines
31 Dec - 27 Jan Qatar Airways
23 Dec - 01 Jan Qatar Airways
12 Dec - 20 Dec Qatar Airways
06 Dec - 13 Dec flydubai

Also check the deals for one-way flights from Colombo to Kathmandu in December.

Skyscanner

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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