Cheapest return flights from Istanbul to Porto in May from $267

Best time to book flights for Istanbul (SAW) to Porto (OPO) flights at AirHint

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

Return flights

15 May - 22 May Pegasus Airlines
19 May - 24 May Pegasus Airlines
16 May - 18 May AJet
01 May - 04 May AJet
17 May - 19 May Pegasus Airlines

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

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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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