AirHint found the following cheapest one-way flights from Chicago (MDW) to Rome (FCO) in August 2025 (see full year).

One-Way flights

24 Aug	Frontier Airlines
09 Aug	Frontier Airlines
03 Aug	Air France
21 Aug	Frontier Airlines
10 Aug	Air France
11 Aug	Air France
04 Aug	Air France
12 Aug	Air France
13 Aug	Air France
15 Aug	Air France

Also check the deals for return 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 one-way flights from Chicago to Rome in August from 291€

One-Way flights