Cheapest return flights from Istanbul to Porto in October from $234

AirHint found the following cheapest return flights from Istanbul (IST) to Porto (OPO) in October 2025 (see full year).

Return flights

01 Oct - 06 Oct Wizz Air UK
25 Oct - 29 Oct AJet
27 Oct - 31 Oct Air Serbia
27 Oct - 11 Nov Vueling Airlines
27 Oct - 14 Nov Vueling Airlines
29 Oct - 19 Nov Vueling Airlines
27 Oct - 08 Nov Vueling Airlines
29 Oct - 11 Nov Vueling Airlines
26 Oct - 11 Nov Vueling Airlines
29 Oct - 14 Nov Vueling Airlines
26 Oct - 14 Nov Vueling Airlines
27 Oct - 29 Oct Vueling Airlines
29 Oct - 08 Nov Vueling Airlines
26 Oct - 08 Nov Vueling Airlines
26 Oct - 29 Oct Vueling Airlines
18 Oct - 29 Oct Vueling Airlines
20 Oct - 29 Oct Vueling Airlines
22 Oct - 29 Oct Vueling Airlines
18 Oct - 22 Oct Vueling Airlines
27 Oct - 30 Oct Vueling Airlines

Also check the deals for one-way flights from Istanbul to Porto in October.

Skyscanner

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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