Cheapest one-way flights from Delhi to Kathmandu in September from 69€

Best time to book flights for Delhi (DEL) to Kathmandu (KTM) flights at AirHint

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

One-Way flights

20 Sep IndiGo direct
07 Sep IndiGo direct
06 Sep IndiGo direct
18 Sep IndiGo direct
15 Sep IndiGo direct
08 Sep IndiGo direct
27 Sep Flexflight direct
30 Sep IndiGo
23 Sep IndiGo
23 Sep Nepal Airlines direct

Also check the deals for return flights from Delhi 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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