Cheapest one-way flights from Porto to Istanbul in October from $106

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 October 2025 (see full year).

One-Way flights

09 Oct easyJet
10 Oct easyJet
20 Oct Ryanair
19 Oct transavia
01 Oct Vueling Airlines
04 Oct Vueling Airlines
05 Oct Vueling Airlines
31 Oct easyJet
09 Oct Turkish Airlines direct
19 Oct Turkish Airlines direct

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

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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