Cheapest return flights from Porto to Istanbul in May from 198€

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

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

Return flights

21 May - 25 May Ryanair
22 May - 26 May easyJet
06 May - 13 May easyJet
13 May - 22 May easyJet
03 May - 10 May Ryanair
13 May - 20 May easyJet
02 May - 06 May Ryanair
23 May - 01 Jun Ryanair
30 May - 01 Jun Ryanair
01 May - 05 May Ryanair
29 May - 01 Jun Ryanair
26 May - 01 Jun Ryanair
01 May - 04 May Ryanair
19 May - 26 May Wizz Air Malta
17 May - 03 Jun Vueling Airlines
25 May - 11 Jun Vueling Airlines
17 May - 04 Jun Vueling Airlines
15 May - 03 Jun Vueling Airlines
19 May - 03 Jun Vueling Airlines
25 May - 03 Jun Vueling Airlines

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