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

Return flights

27 Jul - 03 Aug	Croatia Airlines	direct
24 Jul - 27 Jul	Croatia Airlines	direct
24 Jul - 30 Jul	Croatia Airlines	direct
25 Jul - 28 Jul	Croatia Airlines	direct
25 Jul - 01 Aug	Croatia Airlines	direct
28 Jul - 04 Aug	Croatia Airlines
26 Jul - 28 Jul	Croatia Airlines
22 Jul - 24 Jul	Vueling Airlines
22 Jul - 27 Jul	Croatia Airlines	direct
22 Jul - 26 Jul	Croatia Airlines	direct

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Split to Istanbul in July from 188€

Return flights