AirHint found the following cheapest one-way flights from Kathmandu (KTM) to Colombo (CMB) in March 2026 (see full year).
One-Way flights
| 29 Mar | Thai AirAsia | ||
| 03 Mar | Air India | ||
| 01 Mar | Thai AirAsia | ||
| 02 Mar | Thai AirAsia | ||
| 08 Mar | Thai AirAsia | ||
| 28 Mar | Air India | ||
| 09 Mar | Thai Lion Air | ||
| 16 Mar | Air India | ||
| 05 Mar | Air India | ||
| 04 Mar | Thai AirAsia |
Also check the deals for return flights from Kathmandu to Colombo in March.
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