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

Return flights

23 Jul - 04 Aug	Lufthansa
20 Jul - 29 Jul	Icelandair
23 Jul - 31 Jul	Lufthansa
16 Jul - 23 Jul	Spirit Airlines
02 Jul - 10 Jul	Frontier Airlines
09 Jul - 16 Jul	Spirit Airlines
04 Jul - 11 Jul	Spirit Airlines
04 Jul - 15 Jul	Spirit Airlines
24 Jul - 31 Jul	KLM
20 Jul - 27 Jul	SWISS
26 Jul - 09 Aug	TAP
09 Jul - 20 Jul	Icelandair

Also check the deals for one-way flights from Chicago to Split 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 Chicago to Split in July from $861

Return flights