Cheapest one-way flights from Porto to Istanbul in April from $144
AirHint found the following cheapest one-way flights from Porto (OPO) to Istanbul (IST) in April 2025 (see full year).
One-Way flights
| 29 Apr | Ryanair | ||
| 28 Apr | Ryanair | ||
| 30 Apr | TAP | ||
| 27 Apr | TAP | ||
| 29 Apr | TAP | direct | |
| 30 Apr | Turkish Airlines | direct | |
| 28 Apr | Turkish Airlines | direct | |
| 27 Apr | Turkish Airlines | direct |
Also check the deals for return flights from Porto to Istanbul in April.
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.
