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

Return flights

01 Dec - 15 Dec	British Airways
01 Dec - 14 Dec	British Airways
01 Dec - 07 Dec	British Airways
01 Dec - 11 Dec	British Airways
29 Dec - 29 Jan	British Airways
10 Dec - 14 Jan	Norse Atlantic Airways (UK)
04 Dec - 18 Jan	SWISS
26 Dec - 20 Jan	British Airways
27 Dec - 30 Jan	British Airways
28 Dec - 30 Jan	British Airways
28 Dec - 20 Jan	British Airways
28 Dec - 23 Jan	British Airways
29 Dec - 23 Jan	British Airways
03 Dec - 07 Jan	British Airways
04 Dec - 17 Dec	British Airways
02 Dec - 14 Dec	British Airways
01 Dec - 30 Dec	British Airways
04 Dec - 11 Dec	British Airways
03 Dec - 07 Dec	KLM
01 Dec - 28 Dec	SWISS

Also check the deals for one-way flights from Manchester to Sydney 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 Manchester to Sydney in December from 902€

Return flights