AirHint found the following cheapest return flights from London (LCY) to Jersey (JER) in September 2025 (see full year).

Return flights

16 Sep - 18 Sep	Aurigny
18 Sep - 22 Sep	Aurigny
24 Sep - 29 Sep	Aurigny
25 Sep - 28 Sep	Aurigny
24 Sep - 28 Sep	Aurigny
25 Sep - 29 Sep	Aurigny
29 Sep - 06 Oct	Aurigny
15 Sep - 22 Sep	Aurigny
24 Sep - 30 Sep	Aurigny
16 Sep - 16 Sep	Aurigny
17 Sep - 18 Sep	Aurigny
29 Sep - 02 Oct	Aurigny
30 Sep - 04 Oct	Aurigny
28 Sep - 01 Oct	Aurigny
30 Sep - 01 Oct	Aurigny
29 Sep - 01 Oct	Aurigny
22 Sep - 01 Oct	Aurigny

Also check the deals for one-way flights from London to Jersey 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 Jersey in September from 413€

Return flights