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

Return flights

31 Dec - 07 Jan	SunExpress	direct
31 Dec - 11 Jan	SunExpress	direct
31 Dec - 04 Jan	SunExpress	direct
31 Dec - 18 Jan	SunExpress	direct
31 Dec - 21 Jan	SunExpress	direct
29 Dec - 04 Jan	Ryanair
30 Dec - 04 Jan	Ryanair
10 Dec - 17 Dec	easyJet
13 Dec - 17 Dec	Ryanair
19 Dec - 22 Dec	Ryanair
12 Dec - 17 Dec	Ryanair
25 Dec - 02 Jan	Iberia
24 Dec - 28 Dec	Air Europa
26 Dec - 06 Jan	Iberia
20 Dec - 02 Jan	Vueling Airlines

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

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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Cheapest return flights from Porto to Izmir in December from 117€

Return flights