Cheapest one-way flights from Porto to Istanbul in May from 88€

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 May 2025 (see full year).

One-Way flights

08 May easyJet
17 May Ryanair
10 May easyJet
06 May Vueling Airlines
07 May Vueling Airlines
13 May Vueling Airlines
09 May easyJet
02 May Ryanair
03 May Ryanair
23 May Ryanair

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

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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