AirHint found the following cheapest return flights from Perth (PER) to Istanbul (IST) in December 2025 (see full year).

Return flights

01 Dec - 15 Dec	Scoot Tigerair
22 Dec - 16 Jan	Indonesia AirAsia
20 Dec - 16 Jan	Indonesia AirAsia
23 Dec - 15 Jan	Indonesia AirAsia
20 Dec - 10 Jan	Indonesia AirAsia
22 Dec - 02 Jan	Indonesia AirAsia
07 Dec - 10 Jan	Etihad Airways
08 Dec - 10 Jan	Etihad Airways
23 Dec - 13 Jan	Thai Airways
06 Dec - 10 Jan	Etihad Airways
27 Dec - 03 Jan	Qatar Airways

Also check the deals for one-way flights from Perth to Istanbul in December.

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 Istanbul in December from 742€

Return flights