AirHint found the following cheapest return flights from Split (SPU) to Istanbul (IST) in May 2026 (see full year).
Return flights
| 25 May - 01 Jun | Air Serbia | ||
| 29 May - 03 Jun | Air Serbia | ||
| 07 May - 10 May | Air Serbia | ||
| 09 May - 16 May | Jet2 | ||
| 24 May - 31 May | Air Serbia |
Also check the deals for one-way flights from Split to Istanbul in May.
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