AirHint found the following cheapest return flights from Perth (PER) to Kathmandu (KTM) in January 2026 (see full year).

Return flights

19 Jan - 24 Feb	Batik Air Malaysia
31 Jan - 27 Feb	AirAsia
30 Jan - 27 Feb	AirAsia
24 Jan - 05 Feb	AirAsia
25 Jan - 01 Feb	Scoot
31 Jan - 28 Feb	AirAsia
25 Jan - 30 Jan	Scoot
22 Jan - 31 Jan	Scoot
25 Jan - 31 Jan	Scoot
25 Jan - 29 Jan	Scoot
25 Jan - 28 Jan	Scoot
26 Jan - 31 Jan	Scoot
22 Jan - 29 Jan	Scoot
20 Jan - 31 Jan	Batik Air Malaysia
24 Jan - 27 Jan	AirAsia
25 Jan - 27 Jan	Scoot
20 Jan - 16 Feb	Cathay Pacific
29 Jan - 26 Feb	Cathay Pacific
19 Jan - 06 Feb	Cathay Pacific
29 Jan - 27 Feb	Thai Airways

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

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 Perth to Kathmandu in January from 447€

Return flights