Cheapest return flights from Perth to Kathmandu in September from 576€

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

Return flights

30 Sep - 25 Oct AirAsia
11 Sep - 02 Oct Thai Airways
02 Sep - 16 Sep Cathay Pacific
09 Sep - 22 Sep Cathay Pacific
01 Sep - 30 Sep Cathay Pacific
07 Sep - 14 Sep Cathay Pacific
24 Sep - 31 Oct AirAsia
08 Sep - 29 Sep Thai Airways
04 Sep - 16 Oct Thai Airways
02 Sep - 07 Oct Thai Airways
16 Sep - 07 Oct Thai Airways
17 Sep - 24 Sep Cathay Pacific
20 Sep - 07 Oct Thai Airways
22 Sep - 13 Oct Cathay Pacific
25 Sep - 10 Oct AirAsia
20 Sep - 04 Oct Thai Airways

Also check the deals for one-way flights from Perth 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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