Cheapest one-way flights from Porto to Istanbul in December from 103€

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

One-Way flights

05 Dec easyJet
01 Dec Vueling Airlines
04 Dec Vueling Airlines
22 Dec Iberia
22 Dec Turkish Airlines direct
05 Dec Turkish Airlines direct
29 Dec Vueling Airlines
27 Dec Vueling Airlines
30 Dec Vueling Airlines
26 Dec Vueling Airlines

Also check the deals for return flights from Porto to Istanbul 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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