Cheapest return flights from Sydney to Istanbul in December from 1135€

Best time to book flights for Sydney (SYD) to Istanbul (IST) flights at AirHint

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

Return flights

04 Dec - 27 Dec Asiana Airlines
04 Dec - 21 Dec Singapore Airlines
07 Dec - 12 Dec China Southern
24 Dec - 16 Jan Air China
24 Dec - 19 Jan China Southern
23 Dec - 02 Jan Asiana Airlines
19 Dec - 25 Dec Thai Airways
20 Dec - 18 Jan Singapore Airlines
20 Dec - 30 Dec Singapore Airlines
26 Dec - 16 Jan Singapore Airlines
21 Dec - 28 Dec Virgin Australia
19 Dec - 05 Jan Virgin Australia
20 Dec - 10 Jan Virgin Australia
11 Dec - 22 Jan Etihad Airways
22 Dec - 17 Jan Etihad Airways
20 Dec - 03 Jan Virgin Australia

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

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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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