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

Return flights

18 Aug - 27 Aug	TAP
18 Aug - 03 Sep	TAP
18 Aug - 29 Aug	TAP
21 Aug - 28 Aug	TAP
27 Aug - 25 Sep	Turkish Airlines
22 Aug - 29 Aug	TAP
24 Aug - 07 Sep	Turkish Airlines
29 Aug - 04 Sep	TAP
29 Aug - 05 Sep	TAP
29 Aug - 03 Sep	TAP
24 Aug - 13 Sep	Turkish Airlines
22 Aug - 13 Sep	Turkish Airlines
31 Aug - 06 Sep	Turkish Airlines
18 Aug - 13 Sep	TAP
26 Aug - 30 Aug	Turkish Airlines
27 Aug - 30 Aug	Turkish Airlines
20 Aug - 26 Aug	Turkish Airlines
18 Aug - 26 Aug	TAP
17 Aug - 21 Aug	TAP
18 Aug - 21 Aug	TAP

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

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 Rome in August from 429€

Return flights