AirHint found the following cheapest return flights from Iasi (IAS) to Istanbul (IST) in December 2026 (see full year).
Return flights
| 29 Dec - 11 Jan | TAROM | ||
| 29 Dec - 08 Jan | TAROM | ||
| 18 Dec - 25 Dec | Wizz Air Malta | ||
| 17 Dec - 04 Jan | TAROM | ||
| 18 Dec - 04 Jan | TAROM |
Also check the deals for one-way flights from Iasi to Istanbul in December.
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