Cheapest return flights from Colombo to Kathmandu in October from $471

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

Return flights

20 Oct - 29 Oct Air India
23 Oct - 03 Nov Air India
26 Oct - 08 Nov Air India
16 Oct - 02 Nov Air India
23 Oct - 27 Oct SriLankan Airlines
22 Oct - 29 Oct SriLankan Airlines
24 Oct - 04 Nov Air India
16 Oct - 16 Oct Air India
22 Oct - 30 Oct Air India
16 Oct - 17 Oct Air India
20 Oct - 28 Oct Air India
31 Oct - 01 Nov Air India
16 Oct - 26 Oct Air India
19 Oct - 27 Oct Air India
19 Oct - 27 Oct SriLankan Airlines direct
16 Oct - 02 Nov SriLankan Airlines direct

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

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