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

Return flights

01 Sep - 10 Sep	Air India
02 Sep - 07 Sep	Air India
21 Sep - 01 Oct	Air India
05 Sep - 23 Sep	Air India
05 Sep - 11 Sep	Air India
22 Sep - 28 Sep	Air India
06 Sep - 14 Sep	Air India
13 Sep - 20 Sep	Thai AirAsia
21 Sep - 30 Sep	Air India
01 Sep - 07 Sep	Air India
18 Sep - 26 Sep	Air India
28 Sep - 05 Oct	Air India
22 Sep - 02 Oct	Air India
30 Sep - 06 Oct	Thai Airways
29 Sep - 06 Oct	Thai Airways

Also check the deals for one-way flights from Kathmandu to Denpasar 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 Kathmandu to Denpasar in September from $426

Return flights