Cheapest return flights from Kathmandu to Colombo in April from $444

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

Return flights

19 Apr - 25 Apr Air India
13 Apr - 20 Apr Nepal Airlines
15 Apr - 22 Apr Nepal Airlines
20 Apr - 26 Apr Air India
09 Apr - 16 Apr Air India
10 Apr - 17 Apr IndiGo
01 Apr - 07 Apr Air India
01 Apr - 11 Apr Air India
01 Apr - 12 Apr Air India
12 Apr - 19 Apr Air India

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

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