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

Return flights

08 Sep - 22 Sep	Air India
05 Sep - 10 Sep	Air India
14 Sep - 17 Sep	Air India
04 Sep - 10 Sep	Air India
01 Sep - 06 Sep	Air India
09 Sep - 16 Sep	Air India
03 Sep - 08 Sep	Akasa Air
12 Sep - 15 Sep	Air India
04 Sep - 08 Sep	Air India
22 Sep - 29 Sep	IndiGo
23 Sep - 02 Oct	IndiGo
23 Sep - 03 Oct	IndiGo
24 Sep - 01 Oct	Air India
19 Sep - 05 Oct	IndiGo

Also check the deals for one-way flights from Ahmedabad to Kathmandu in September.

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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Cheapest return flights from Ahmedabad to Kathmandu in September from $208

Return flights