Cheapest return flights from Kathmandu to Colombo in January from $404

AirHint found the following cheapest return flights from Kathmandu (KTM) to Colombo (CMB) in January 2026 (see full year).

Return flights

13 Jan - 27 Jan Air India
16 Jan - 23 Jan Air India
26 Jan - 02 Feb Air India
09 Jan - 16 Jan Air India
01 Jan - 07 Jan SriLankan Airlines direct
14 Jan - 28 Jan Nepal Airlines
08 Jan - 15 Jan Air India
11 Jan - 18 Jan SriLankan Airlines direct
04 Jan - 12 Jan Air India
07 Jan - 12 Jan Air India
08 Jan - 15 Jan SriLankan Airlines direct
26 Jan - 02 Feb SriLankan Airlines direct

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

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