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

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

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

One-Way flights

25 Mar SriLankan Airlines
26 Mar SriLankan Airlines
23 Mar Air India
12 Mar Air India
16 Mar Air India
29 Mar SriLankan Airlines
05 Mar Air India
20 Mar SriLankan Airlines direct
23 Mar SriLankan Airlines direct
16 Mar SriLankan Airlines direct

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

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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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