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Cheapest one-way flights from Istanbul (IST) to Porto (OPO), December

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Dates, airline, and price
Dates	Airline	Price
02 Dec	Vueling Airlines
16 Dec	Vueling Airlines
30 Dec	Scandinavian Airlines
28 Dec	LOT
19 Dec	Vueling Airlines
27 Dec	Air Europa
30 Dec	Turkish Airlines Direct Flight
02 Dec	Turkish Airlines Direct Flight
29 Dec	Turkish Airlines Direct Flight
28 Dec	Turkish Airlines Direct Flight

deals for return flights from Istanbul to Porto in December.

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Updated Jul 18, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Istanbul (IST) to Porto (OPO), December

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