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

Return flights

29 Jul - 01 Aug	Croatia Airlines	direct
24 Jul - 26 Jul	Croatia Airlines	direct
31 Jul - 07 Aug	Croatia Airlines
15 Jul - 22 Jul	Croatia Airlines
28 Jul - 01 Aug	Croatia Airlines
26 Jul - 30 Jul	Croatia Airlines
14 Jul - 23 Jul	Croatia Airlines
15 Jul - 23 Jul	Eurowings
25 Jul - 29 Jul	Croatia Airlines
21 Jul - 25 Jul	Croatia Airlines
28 Jul - 31 Jul	Croatia Airlines
15 Jul - 19 Jul	Croatia Airlines
22 Jul - 24 Jul	easyJet

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 $222

Return flights