Cheapest return flights from Porto to Istanbul in May from $172

AirHint found the following cheapest return flights from Porto (OPO) to Istanbul (IST) in May 2026 (see full year).

Return flights

07 May - 12 May Eurowings
06 May - 10 May easyJet
05 May - 12 May easyJet
07 May - 10 May easyJet
01 May - 12 May easyJet
08 May - 12 May easyJet
14 May - 19 May Ryanair
05 May - 09 May easyJet
02 May - 06 May Ryanair
02 May - 09 May Ryanair
28 May - 02 Jun easyJet
29 May - 03 Jun easyJet
31 May - 07 Jun Scandinavian Airlines
12 May - 01 Jun Vueling Airlines
26 May - 01 Jun Vueling Airlines
30 May - 06 Jun easyJet
16 May - 01 Jun Vueling Airlines
20 May - 01 Jun Vueling Airlines
15 May - 01 Jun Vueling Airlines
30 May - 13 Jun easyJet

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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