Cheapest return flights from Delhi to Kathmandu in September from 162€

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

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

Return flights

22 Sep - 04 Oct Flexflight direct
03 Sep - 11 Sep Flexflight direct
03 Sep - 10 Sep IndiGo direct
10 Sep - 22 Sep IndiGo direct
15 Sep - 20 Sep IndiGo direct
20 Sep - 21 Sep IndiGo direct
11 Sep - 14 Sep IndiGo direct
04 Sep - 02 Oct Air India direct
20 Sep - 27 Sep IndiGo direct
19 Sep - 06 Oct IndiGo direct
27 Sep - 13 Oct Flexflight direct
08 Sep - 08 Oct Air India direct
28 Sep - 12 Oct Flexflight direct
27 Sep - 12 Oct Flexflight direct
27 Sep - 02 Oct Flexflight direct
27 Sep - 14 Oct Flexflight direct
01 Sep - 16 Sep Nepal Airlines direct
29 Sep - 27 Oct Flexflight direct
22 Sep - 27 Sep IndiGo
22 Sep - 27 Sep Air India direct

Also check the deals for one-way 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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