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

Return flights

12 Jan - 26 Jan	Air China
14 Jan - 25 Jan	Air China
12 Jan - 28 Jan	Air China
22 Jan - 30 Jan	China Eastern
26 Jan - 01 Feb	Air China
24 Jan - 30 Jan	China Eastern
16 Jan - 31 Jan	Air China
28 Jan - 01 Feb	Air China
19 Jan - 26 Jan	China Southern
20 Jan - 04 Feb	China Southern
26 Jan - 02 Feb	China Southern
20 Jan - 02 Feb	China Southern
27 Jan - 02 Feb	China Southern
15 Jan - 29 Jan	China Southern
04 Jan - 20 Feb	AirAsia X
15 Jan - 30 Jan	China Southern
13 Jan - 28 Jan	China Southern
15 Jan - 04 Feb	China Southern
28 Jan - 02 Feb	China Southern
12 Jan - 01 Feb	Air China

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 $920

Return flights