Cheapest return flights from Chicago to Rome in September from $586

AirHint found the following cheapest return flights from Chicago (ORD) to Rome (FCO) in September 2025 (see full year).

Return flights

24 Sep - 27 Oct Turkish Airlines
26 Sep - 06 Oct Spirit Airlines
29 Sep - 20 Oct Turkish Airlines
20 Sep - 24 Sep Turkish Airlines
28 Sep - 20 Oct Turkish Airlines
17 Sep - 24 Sep Turkish Airlines
25 Sep - 02 Oct Frontier Airlines
27 Sep - 30 Sep Frontier Airlines
28 Sep - 01 Oct Spirit Airlines
20 Sep - 30 Sep Frontier Airlines
21 Sep - 11 Oct Lufthansa
26 Sep - 03 Oct Frontier Airlines
27 Sep - 18 Oct Frontier Airlines
18 Sep - 25 Sep TAP
24 Sep - 18 Oct Spirit Airlines
16 Sep - 24 Sep Turkish Airlines
21 Sep - 28 Sep Turkish Airlines
19 Sep - 22 Sep Frontier Airlines
23 Sep - 30 Sep United direct
19 Sep - 29 Sep Frontier Airlines

Also check the deals for one-way flights from Chicago to Rome in September.

Skyscanner

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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