Cheapest one-way flights from Kolkata to Kathmandu in October from $154

AirHint found the following cheapest one-way flights from Kolkata (CCU) to Kathmandu (KTM) in October 2026 (see full year).

One-Way flights

02 Oct Air India
04 Oct IndiGo
03 Oct IndiGo
15 Oct IndiGo
04 Oct Buddha Air direct
18 Oct Air India

Also check the deals for return flights from Kolkata to Kathmandu in October.

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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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