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

Return flights

05 Dec - 12 Dec	Scoot Tigerair
15 Dec - 03 Jan	Scoot Tigerair
16 Dec - 07 Jan	Scoot Tigerair
17 Dec - 08 Jan	Scoot Tigerair
20 Dec - 03 Jan	Scoot Tigerair
20 Dec - 02 Jan	Scoot Tigerair
18 Dec - 08 Jan	Scoot Tigerair
19 Dec - 08 Jan	Scoot Tigerair
19 Dec - 10 Jan	Scoot Tigerair
17 Dec - 07 Jan	China Southern

Also check the deals for one-way flights from Sydney to Nanjing 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 Nanjing in December from $646

Return flights