AirHint found the following cheapest return flights from Kayseri (ASR) to Istanbul (SAW) in May 2026 (see full year).
Return flights
| 14 May - 17 May | AJet | direct | |
| 12 May - 16 May | Pegasus Airlines | direct | |
| 09 May - 16 May | AJet | direct | |
| 29 May - 02 Jun | Pegasus Airlines | direct | |
| 23 May - 31 May | AJet | direct |
Also check the deals for one-way flights from Kayseri to Istanbul in May.
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