AirHint found the following cheapest return flights from Chicago (ORD) to Split (SPU) in May 2026 (see full year).

Return flights

16 May - 23 May	Scandinavian Airlines
04 May - 11 May	Aer Lingus
12 May - 19 May	Icelandair
13 May - 20 May	Scandinavian Airlines
11 May - 18 May	Aer Lingus
05 May - 12 May	Turkish Airlines
06 May - 13 May	Turkish Airlines
02 May - 09 May	TAP
03 May - 10 May	Icelandair
10 May - 17 May	TAP
26 May - 02 Jun	Icelandair
25 May - 01 Jun	Aer Lingus
31 May - 07 Jun	Air Canada
28 May - 04 Jun	Icelandair
29 May - 05 Jun	Aer Lingus
27 May - 03 Jun	Aer Lingus
30 May - 06 Jun	Icelandair

Also check the deals for one-way flights from Chicago to Split in May.

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 May from 379€

Return flights