Cheapest one-way flights from Kolkata to Kathmandu in September from 98€

AirHint found the following cheapest one-way flights from Kolkata (CCU) to Kathmandu (KTM) in September 2025 (see full year).

One-Way flights

03 Sep Air India
06 Sep Air India
02 Sep Air India
10 Sep Air India
01 Sep Air India
07 Sep Air India
09 Sep Air India
13 Sep Air India
14 Sep IndiGo
11 Sep IndiGo

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

Skyscanner

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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