AirHint found the following cheapest return flights from Sydney (SYD) to Istanbul (SAW) in December 2025 (see full year).

Return flights

06 Dec - 10 Dec	AirAsia X
04 Dec - 29 Dec	Batik Air Malaysia
09 Dec - 16 Dec	Batik Air Malaysia
09 Dec - 14 Jan	Batik Air Malaysia
16 Dec - 29 Dec	AirAsia X
09 Dec - 19 Jan	AirAsia X
28 Dec - 12 Jan	AirAsia X
10 Dec - 10 Jan	Batik Air Malaysia
27 Dec - 03 Jan	AirAsia X
25 Dec - 02 Jan	Scoot
15 Dec - 15 Jan	Batik Air Malaysia
23 Dec - 07 Jan	AirAsia X
02 Dec - 09 Dec	Etihad Airways
02 Dec - 08 Dec	Qatar Airways
21 Dec - 09 Jan	AirAsia X
31 Dec - 31 Jan	Virgin Australia
03 Dec - 08 Dec	Qatar Airways
01 Dec - 15 Dec	Virgin Australia
02 Dec - 16 Dec	Virgin Australia
05 Dec - 13 Dec	Qatar Airways

Also check the deals for one-way flights from Sydney 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 Sydney to Istanbul in December from $980

Return flights