AirHint found the following cheapest return flights from Split (SPU) to Istanbul (SAW) in July 2025 (see full year).

Return flights

15 Jul - 22 Jul	Croatia Airlines
24 Jul - 26 Jul	Croatia Airlines
28 Jul - 31 Jul	Croatia Airlines
25 Jul - 29 Jul	Croatia Airlines
15 Jul - 19 Jul	Croatia Airlines
15 Jul - 23 Jul	Croatia Airlines
22 Jul - 24 Jul	easyJet
14 Jul - 23 Jul	Croatia Airlines
25 Jul - 27 Jul	Croatia Airlines
28 Jul - 01 Aug	Croatia Airlines
26 Jul - 30 Jul	Croatia Airlines
29 Jul - 01 Aug	Croatia Airlines

Also check the deals for one-way flights from Split to Istanbul in July.

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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Cheapest return flights from Split to Istanbul in July from $309

Return flights