Cheapest one-way flights from Istanbul to Porto in December from $117

AirHint found the following cheapest one-way flights from Istanbul (IST) to Porto (OPO) in December 2025 (see full year).

One-Way flights

08 Dec Wizz Air UK
09 Dec Vueling Airlines
27 Dec Aegean Airlines
13 Dec Vueling Airlines
27 Dec Turkish Airlines direct
08 Dec Turkish Airlines direct
29 Dec Vueling Airlines
23 Dec Vueling Airlines
26 Dec Vueling Airlines

Also check the deals for return flights from Istanbul to Porto in December.

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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