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

Return flights

18 Sep - 02 Oct	easyJet	direct
25 Sep - 30 Sep	easyJet	direct
29 Sep - 07 Oct	easyJet	direct
27 Sep - 06 Oct	easyJet	direct
25 Sep - 29 Sep	easyJet	direct
15 Sep - 18 Sep	easyJet	direct
08 Sep - 18 Sep	easyJet	direct
30 Sep - 07 Oct	easyJet	direct
18 Sep - 29 Sep	easyJet	direct
18 Sep - 25 Sep	easyJet	direct
23 Sep - 02 Oct	easyJet	direct
15 Sep - 22 Sep	easyJet	direct
27 Sep - 30 Sep	easyJet	direct
09 Sep - 18 Sep	easyJet	direct
23 Sep - 30 Sep	easyJet	direct
30 Sep - 10 Oct	easyJet
29 Sep - 09 Oct	easyJet	direct
29 Sep - 04 Oct	easyJet	direct
27 Sep - 04 Oct	easyJet	direct
26 Sep - 06 Oct	TAP

Also check the deals for one-way flights from Porto to Amilcar Cabral 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 Amilcar Cabral in September from $290

Return flights