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

Return flights

22 Oct - 29 Oct	Scoot
19 Oct - 26 Nov	Thai Airways
25 Oct - 05 Nov	Thai Airways
30 Oct - 22 Nov	Thai Airways
20 Oct - 29 Oct	Thai Airways
15 Oct - 24 Nov	Thai Airways
15 Oct - 23 Nov	Thai Airways
23 Oct - 01 Nov	Thai Airways
23 Oct - 04 Nov	Thai Airways
20 Oct - 06 Nov	Thai Airways
20 Oct - 27 Oct	Thai Airways
15 Oct - 22 Nov	Thai Airways
14 Oct - 23 Nov	Thai Airways
10 Oct - 31 Oct	Thai Airways
17 Oct - 30 Oct	Cathay Pacific
01 Oct - 31 Oct	Thai Airways
05 Oct - 31 Oct	Thai Airways
27 Oct - 30 Oct	Malaysia Airlines
01 Oct - 28 Oct	Thai Airways
01 Oct - 18 Oct	Thai Airways

Also check the deals for one-way flights from Perth to Kathmandu in October.

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.

Book a cheap hotel in Kathmandu

Cheap car rent in Kathmandu

Cheapest return flights from Perth to Kathmandu in October from $561

Return flights