AirHint found the following cheapest one-way flights from Kolkata (CCU) to Kathmandu (KTM) in April 2026 (see full year).
One-Way flights
| 01 Apr | Air India | ||
| 10 Apr | Air India | ||
| 03 Apr | Air India | ||
| 24 Apr | Air India | ||
| 25 Apr | Air India | ||
| 16 Apr | Air India | ||
| 14 Apr | IndiGo |
Also check the deals for return flights from Kolkata 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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