AirHint found the following cheapest return flights from Sydney (SYD) to Istanbul (IST) in January 2026 (see full year).

Return flights

06 Jan - 14 Jan	Korean Air
06 Jan - 30 Jan	China Southern
31 Jan - 06 Feb	AirAsia X
31 Jan - 13 Feb	AirAsia X
25 Jan - 06 Feb	AirAsia X
13 Jan - 28 Jan	AirAsia X
24 Jan - 06 Feb	AirAsia X
25 Jan - 13 Feb	AirAsia X
24 Jan - 13 Feb	AirAsia X
31 Jan - 04 Feb	AirAsia X
25 Jan - 04 Feb	AirAsia X
13 Jan - 30 Jan	AirAsia X
24 Jan - 04 Feb	AirAsia X
13 Jan - 19 Jan	AirAsia X
11 Jan - 28 Jan	AirAsia X
08 Jan - 28 Jan	AirAsia X
17 Jan - 06 Feb	AirAsia X
25 Jan - 28 Jan	AirAsia X
11 Jan - 30 Jan	AirAsia X
24 Jan - 28 Jan	AirAsia X

Also check the deals for one-way flights from Sydney to Istanbul 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 Sydney to Istanbul in January from $1127

Return flights