Cheapest return flights from Istanbul to Porto in December from 178€

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

Return flights

03 Dec - 08 Dec Pegasus Airlines
04 Dec - 08 Dec Wizz Air UK
06 Dec - 13 Dec Pegasus Airlines
10 Dec - 17 Dec easyJet
05 Dec - 09 Dec Wizz Air UK
10 Dec - 16 Dec Vueling Airlines
04 Dec - 07 Dec Pegasus Airlines
10 Dec - 14 Dec Pegasus Airlines
10 Dec - 15 Dec Vueling Airlines
03 Dec - 16 Dec Vueling Airlines
25 Dec - 01 Jan Pegasus Airlines
24 Dec - 14 Jan Vueling Airlines
31 Dec - 14 Jan Vueling Airlines
22 Dec - 02 Jan Pegasus Airlines
24 Dec - 09 Jan Vueling Airlines
31 Dec - 09 Jan Vueling Airlines
31 Dec - 15 Jan Vueling Airlines
27 Dec - 14 Jan Vueling Airlines
25 Dec - 14 Jan Vueling Airlines
24 Dec - 02 Jan Air Europa

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

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