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

Return flights

07 Jul - 28 Jul	AirAsia
29 Jul - 13 Aug	AirAsia
29 Jul - 06 Aug	AirAsia
29 Jul - 18 Aug	AirAsia
29 Jul - 19 Aug	AirAsia
29 Jul - 17 Aug	AirAsia
29 Jul - 14 Aug	AirAsia
29 Jul - 04 Aug	AirAsia
29 Jul - 31 Jul	AirAsia
28 Jul - 13 Aug	AirAsia
28 Jul - 06 Aug	AirAsia
28 Jul - 18 Aug	AirAsia
08 Jul - 23 Jul	AirAsia
08 Jul - 22 Jul	AirAsia
08 Jul - 25 Jul	AirAsia
28 Jul - 31 Jul	AirAsia
07 Jul - 23 Jul	AirAsia
07 Jul - 22 Jul	AirAsia
24 Jul - 25 Jul	AirAsia
08 Jul - 26 Jul	AirAsia

Also check the deals for one-way flights from Chiang Mai 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 Chiang Mai to Perth in July from $467

Return flights