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Cheapest one-way flights from Kolkata (CCU) to Kathmandu (KTM), September

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Dates, airline, and price
Dates	Airline	Price
04 Sep	IndiGo
01 Sep	Air India
05 Sep	Air India
15 Sep	IndiGo
17 Sep	IndiGo
22 Sep	IndiGo
24 Sep	IndiGo
24 Sep	Buddha Air Direct Flight

deals for return flights from Kolkata to Kathmandu in September.

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Updated Jul 15, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Kolkata (CCU) to Kathmandu (KTM), September

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