AirHint found the following cheapest return flights from Istanbul (IST) to Porto (OPO) in February 2026 (see full year).

Return flights

15 Feb - 20 Feb	Vueling Airlines
15 Feb - 01 Mar	Vueling Airlines
17 Feb - 20 Feb	Vueling Airlines
17 Feb - 01 Mar	Vueling Airlines
22 Feb - 01 Mar	Vueling Airlines
15 Feb - 08 Mar	Vueling Airlines
17 Feb - 08 Mar	Vueling Airlines
22 Feb - 08 Mar	Vueling Airlines

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

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 Istanbul to Porto in February from $262

Return flights