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

Return flights

05 Jan - 19 Jan	British Airways
12 Jan - 25 Jan	British Airways
12 Jan - 26 Jan	British Airways
05 Jan - 26 Jan	British Airways
01 Jan - 10 Jan	British Airways
04 Jan - 22 Jan	British Airways
02 Jan - 23 Jan	British Airways
29 Jan - 19 Feb	British Airways
31 Jan - 13 Feb	British Airways
30 Jan - 13 Feb	British Airways
21 Jan - 11 Feb	British Airways
24 Jan - 11 Feb	British Airways
05 Jan - 23 Feb	Malaysia Airlines
16 Jan - 30 Jan	British Airways

Also check the deals for one-way flights from Newcastle to Sydney 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 Newcastle to Sydney in January from $1229

Return flights