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

Return flights

30 Jul - 06 Aug	Singapore Airlines
07 Jul - 14 Jul	Thai Airways
16 Jul - 23 Jul	IndiGo
15 Jul - 22 Jul	IndiGo
07 Jul - 21 Jul	IndiGo
12 Jul - 25 Jul	Malaysia Airlines
12 Jul - 26 Jul	Malaysia Airlines
11 Jul - 26 Jul	Malaysia Airlines
18 Jul - 25 Jul	Singapore Airlines

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

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 Perth in July from 647€

Return flights