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

Return flights

29 Sep - 02 Oct	Ryanair	direct
29 Sep - 03 Oct	Ryanair	direct
11 Sep - 02 Oct	Ryanair	direct
27 Sep - 02 Oct	Vueling Airlines
29 Sep - 08 Oct	Ryanair
04 Sep - 25 Sep	Ryanair	direct
29 Sep - 09 Oct	Ryanair	direct
29 Sep - 01 Oct	Ryanair
30 Sep - 03 Oct	Ryanair
25 Sep - 02 Oct	Ryanair
29 Sep - 15 Oct	Ryanair
21 Sep - 25 Sep	Ryanair
16 Sep - 23 Sep	Ryanair
19 Sep - 25 Sep	Ryanair
22 Sep - 25 Sep	Wizz Air Malta
18 Sep - 25 Sep	Ryanair
11 Sep - 17 Sep	Ryanair
15 Sep - 25 Sep	Vueling Airlines
17 Sep - 27 Sep	easyJet
11 Sep - 18 Sep	Ryanair

Also check the deals for one-way flights from Porto 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 Porto to Malta in September from 115€

Return flights