Cheapest one-way flights from Porto to Istanbul in October from 97€

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

23 Oct easyJet
12 Oct easyJet
16 Oct easyJet
14 Oct Ryanair
31 Oct Air Europa
18 Oct Ryanair
15 Oct easyJet
17 Oct easyJet
13 Oct easyJet
01 Oct Vueling Airlines

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul