Cheapest return flights from Porto to Istanbul in December from 182€

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

Return flights

01 Dec - 10 Dec easyJet
04 Dec - 08 Dec easyJet
02 Dec - 04 Dec easyJet
01 Dec - 05 Dec easyJet
05 Dec - 09 Dec easyJet
06 Dec - 09 Dec easyJet
06 Dec - 08 Dec Aegean Airlines
01 Dec - 11 Dec Vueling Airlines
03 Dec - 11 Dec Vueling Airlines
28 Dec - 08 Jan Vueling Airlines
03 Dec - 10 Dec Vueling Airlines
27 Dec - 03 Jan Aegean Airlines
29 Dec - 02 Jan Vueling Airlines
31 Dec - 10 Jan Vueling Airlines
31 Dec - 09 Jan Vueling Airlines
31 Dec - 11 Jan Vueling Airlines
27 Dec - 09 Jan Vueling Airlines
31 Dec - 12 Jan Vueling Airlines
27 Dec - 12 Jan Vueling Airlines
24 Dec - 02 Jan Air Europa

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

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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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