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

Return flights

26 Sep - 30 Sep	easyJet
30 Sep - 04 Oct	Blue Islands
30 Sep - 02 Oct	Blue Islands	direct
30 Sep - 04 Oct	Blue Islands	direct
26 Sep - 29 Sep	easyJet
26 Sep - 30 Sep	Blue Islands	direct
30 Sep - 30 Sep	Blue Islands	direct
26 Sep - 27 Sep	easyJet
26 Sep - 27 Sep	Blue Islands	direct
20 Sep - 22 Sep	Blue Islands	direct
26 Sep - 29 Sep	Blue Islands	direct
29 Sep - 29 Sep	Blue Islands
16 Sep - 21 Sep	Blue Islands	direct

Also check the deals for one-way flights from Southampton 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 Southampton to Jersey in September from $244

Return flights