AirHint found the following cheapest return flights from Christchurch (CHC) to London (LGW) in September 2025 (see full year).

Return flights

11 Sep - 31 Oct	Jetstar
08 Sep - 14 Oct	Jetstar
08 Sep - 08 Oct	Jetstar
01 Sep - 08 Sep	Jetstar
11 Sep - 16 Oct	Jetstar
08 Sep - 29 Sep	Emirates
11 Sep - 09 Oct	Jetstar
06 Sep - 12 Sep	Emirates
13 Sep - 30 Sep	Emirates
11 Sep - 04 Oct	Singapore Airlines
04 Sep - 04 Oct	Emirates
08 Sep - 09 Oct	Singapore Airlines
12 Sep - 04 Oct	Emirates
05 Sep - 04 Oct	Emirates

Also check the deals for one-way flights from Christchurch to London 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 Christchurch to London in September from $1694

Return flights