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

Return flights

19 Sep - 03 Oct	easyJet
26 Sep - 28 Sep	easyJet
03 Sep - 05 Sep	easyJet
04 Sep - 05 Sep	Aer Lingus
28 Sep - 02 Oct	KLM
28 Sep - 03 Oct	KLM
26 Sep - 30 Sep	KLM
12 Sep - 14 Sep	KLM
12 Sep - 15 Sep	KLM
23 Sep - 26 Sep	KLM
19 Sep - 26 Sep	KLM
25 Sep - 01 Oct	KLM
14 Sep - 18 Sep	KLM
25 Sep - 30 Sep	KLM
28 Sep - 05 Oct	KLM
25 Sep - 02 Oct	KLM
26 Sep - 05 Oct	KLM

Also check the deals for one-way flights from Southampton to Malta 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 Malta in September from 181€

Return flights