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

Return flights

26 Sep - 29 Sep	Volotea
17 Sep - 22 Sep	Vueling Airlines
08 Sep - 17 Sep	Vueling Airlines
08 Sep - 16 Sep	Vueling Airlines
27 Sep - 01 Oct	easyJet
10 Sep - 17 Sep	Ryanair
17 Sep - 23 Sep	Vueling Airlines
20 Sep - 24 Sep	Ryanair
06 Sep - 20 Sep	Vueling Airlines
13 Sep - 20 Sep	Ryanair
22 Sep - 27 Sep	Transavia France
25 Sep - 02 Oct	Transavia France
29 Sep - 03 Oct	Wizz Air Malta
20 Sep - 09 Oct	Vueling Airlines
20 Sep - 02 Oct	Vueling Airlines
13 Sep - 02 Oct	Vueling Airlines
12 Sep - 02 Oct	Vueling Airlines

Also check the deals for one-way flights from Porto to Dubrovnik 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 Dubrovnik in September from 154€

Return flights