Cheapest return flights from Colombo to Kathmandu in October from $579

Best time to book flights for Colombo (CMB) to Kathmandu (KTM) flights at AirHint

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

Return flights

30 Oct - 12 Nov Air India
31 Oct - 13 Nov Air India
30 Oct - 13 Nov Air India
23 Oct - 13 Nov SriLankan Airlines direct
30 Oct - 13 Nov SriLankan Airlines direct
24 Oct - 14 Nov Air India
28 Oct - 28 Oct Air India
20 Oct - 27 Oct Air India
30 Oct - 12 Nov SriLankan Airlines direct
29 Oct - 29 Oct Air India
20 Oct - 27 Oct SriLankan Airlines direct

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

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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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