AirHint found the following cheapest one-way flights from Chicago (ORD) to Rome (FCO) in September 2026 (see full year).
One-Way flights
| 09 Sep | Air Serbia | ||
| 29 Sep | Spirit Airlines | ||
| 13 Sep | Finnair | ||
| 01 Sep | Spirit Airlines | ||
| 29 Sep | ITA Airways | direct | |
| 01 Sep | ITA Airways | direct | |
| 13 Sep | ITA Airways | direct | |
| 09 Sep | British Airways | direct |
Also check the deals for return flights from Chicago to Rome in September.
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