AirHint found the following cheapest one-way flights from Istanbul (IST) to Porto (OPO) in May 2026 (see full year).
One-Way flights
| 30 May | Pegasus Airlines | ||
| 19 May | AJet | ||
| 13 May | Wizz Air UK | ||
| 29 May | AJet | ||
| 11 May | AJet | ||
| 12 May | AJet | ||
| 08 May | Wizz Air UK | ||
| 05 May | AJet | ||
| 09 May | Pegasus Airlines | ||
| 06 May | AJet |
Also check the deals for return flights from Istanbul to Porto 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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