Cheapest return flights from Porto to Istanbul in May from 211€

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

27 May - 04 Jun easyJet
13 May - 20 May TAP
14 May - 20 May Ryanair
19 May - 23 May Ryanair
18 May - 23 May Ryanair
25 May - 27 May Eurowings
13 May - 21 May TAP
26 May - 30 May Wizz Air Malta
17 May - 24 May Eurowings
29 May - 04 Jun Eurowings
21 May - 26 May easyJet
22 May - 25 May easyJet
22 May - 12 Jun Ryanair
27 May - 03 Jun easyJet
28 May - 01 Jun Wizz Air Malta
30 May - 02 Jun Transavia France
29 May - 01 Jun Ryanair
31 May - 03 Jun Lufthansa
16 May - 01 Jun Ryanair
18 May - 01 Jun Ryanair

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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