AirHint found the following cheapest return flights from Chicago (ORD) to Zagreb (ZAG) in June 2026 (see full year).
Return flights
| 02 Jun - 09 Jun | Icelandair | ||
| 07 Jun - 17 Jun | Icelandair | ||
| 22 Jun - 06 Jul | Austrian Airlines | ||
| 24 Jun - 17 Jul | Spirit Airlines | ||
| 25 Jun - 09 Jul | Delta | ||
| 25 Jun - 17 Jul | Spirit Airlines | ||
| 23 Jun - 17 Jul | Lufthansa |
Also check the deals for one-way flights from Chicago to Zagreb in June.
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