Cheapest one-way flights from Colombo to Kathmandu in April from $249

AirHint found the following cheapest one-way flights from Colombo (CMB) to Kathmandu (KTM) in April 2026 (see full year).

One-Way flights

11 Apr Air India
12 Apr Air India
26 Apr Air India
30 Apr Air India
02 Apr Air India
03 Apr Air India
12 Apr SriLankan Airlines direct
26 Apr SriLankan Airlines direct
30 Apr SriLankan Airlines direct
01 Apr SriLankan Airlines direct

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

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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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