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

Return flights

02 Sep - 28 Oct	Ryanair
08 Sep - 14 Sep	Ryanair
02 Sep - 16 Oct	Ryanair
02 Sep - 14 Oct	Ryanair
02 Sep - 19 Oct	Ryanair
08 Sep - 29 Sep	Ryanair
08 Sep - 28 Sep	Ryanair
02 Sep - 24 Sep	Ryanair
18 Sep - 21 Sep	Ryanair
06 Sep - 31 Oct	Ryanair
02 Sep - 11 Sep	Ryanair
07 Sep - 29 Sep	Ryanair
11 Sep - 15 Sep	Ryanair
16 Sep - 08 Oct	Pegasus Airlines
11 Sep - 17 Sep	Ryanair
08 Sep - 19 Sep	Ryanair
09 Sep - 27 Oct	Ryanair
05 Sep - 23 Oct	Ryanair
04 Sep - 05 Oct	Ryanair
03 Sep - 01 Oct	Ryanair

Also check the deals for one-way flights from London to Auckland in September.

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 September from 1041€

Return flights