Cheapest one-way flights from Porto to Istanbul in July from $167

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

AirHint found the following cheapest one-way flights from Porto (OPO) to Istanbul (IST) in July 2025 (see full year).

One-Way flights

09 Jul Ryanair
06 Jul Air Serbia
17 Jul Vueling Airlines
28 Jul easyJet
18 Jul Ryanair
12 Jul Vueling Airlines
04 Jul Vueling Airlines
16 Jul Vueling Airlines
25 Jul Ryanair
20 Jul Vueling Airlines

Also check the deals for return flights from Porto to Istanbul in July.

Skyscanner

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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