Cheapest one-way flights from Colombo to Kathmandu in May from 175€

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 May 2025 (see full year).

One-Way flights

22 May Air India
07 May Air India
23 May Air India
13 May Air India
06 May Air India
16 May Air India
07 May SriLankan Airlines direct
22 May SriLankan Airlines direct
15 May SriLankan Airlines
14 May SriLankan Airlines direct

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

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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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