Cheapest one-way flights from Kathmandu to Colombo in November from $262

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

AirHint found the following cheapest one-way flights from Kathmandu (KTM) to Colombo (CMB) in November 2025 (see full year).

One-Way flights

05 Nov Air India
20 Nov Air India
09 Nov Air India
10 Nov Air India
12 Nov Air India
10 Nov SriLankan Airlines direct
22 Nov Air India
12 Nov SriLankan Airlines direct
11 Nov Thai Airways
20 Nov SriLankan Airlines direct

Also check the deals for return flights from Kathmandu to Colombo in November.

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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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