AirHint found the following cheapest return flights from London (LCY) to Auckland (AKL) in December 2025 (see full year).

Return flights

24 Dec - 26 Jan	British Airways
28 Dec - 10 Jan	KLM
24 Dec - 19 Jan	British Airways
24 Dec - 04 Jan	KLM
24 Dec - 28 Dec	British Airways
14 Dec - 15 Jan	KLM
30 Dec - 27 Jan	KLM
30 Dec - 26 Jan	KLM
30 Dec - 28 Jan	KLM
21 Dec - 29 Jan	KLM
22 Dec - 19 Jan	KLM
24 Dec - 29 Dec	British Airways
24 Dec - 27 Dec	KLM
21 Dec - 28 Dec	SWISS
17 Dec - 27 Dec	KLM
14 Dec - 21 Dec	SWISS
23 Dec - 30 Dec	SWISS
15 Dec - 21 Dec	KLM
18 Dec - 21 Dec	KLM
18 Dec - 31 Dec	KLM

Also check the deals for one-way flights from London to Auckland 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 London to Auckland in December from $2345

Return flights