Cheapest return flights from Colombo to Kathmandu in December from 344€

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

Return flights

28 Dec - 04 Jan IndiGo
29 Dec - 07 Jan Air India
27 Dec - 03 Jan IndiGo
26 Dec - 02 Jan Air India
25 Dec - 31 Dec Air India
28 Dec - 04 Jan SriLankan Airlines direct
25 Dec - 31 Dec SriLankan Airlines direct
25 Dec - 01 Jan SriLankan Airlines direct

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

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