Cheapest return flights from Kathmandu to Colombo in April from $454

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

AirHint found the following cheapest return flights from Kathmandu (KTM) to Colombo (CMB) in April 2025 (see full year).

Return flights

10 Apr - 16 Apr IndiGo
23 Apr - 30 Apr Air India
30 Apr - 02 May Air India
16 Apr - 05 May Air India
25 Apr - 30 Apr Air India
23 Apr - 28 Apr Air India
17 Apr - 06 May Air India
28 Apr - 30 Apr IndiGo
18 Apr - 24 Apr IndiGo
20 Apr - 20 Apr Air India
28 Apr - 30 Apr SriLankan Airlines direct
09 Apr - 21 Apr IndiGo
17 Apr - 23 Apr Air India
16 Apr - 05 May SriLankan Airlines direct

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