Cheapest return flights from Kathmandu to Colombo in December from 391€

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

Return flights

10 Dec - 22 Dec Air India
01 Dec - 08 Dec IndiGo
31 Dec - 07 Jan Air India
17 Dec - 19 Dec Air India
25 Dec - 29 Dec Air India
15 Dec - 17 Dec IndiGo
12 Dec - 18 Dec Air India
12 Dec - 24 Dec Air India
01 Dec - 08 Dec SriLankan Airlines direct
31 Dec - 07 Jan SriLankan Airlines direct
22 Dec - 18 Jan Air India
11 Dec - 17 Dec Air India
15 Dec - 17 Dec SriLankan Airlines direct
22 Dec - 18 Jan SriLankan Airlines direct
29 Dec - 26 Jan SriLankan Airlines direct
30 Dec - 06 Jan Air India

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

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