$305 Cheap Flights from Chicago (ORD) to Rome (ROM)
Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Rome
Cheap Flights from Chicago to Rome (ORD-ROM)
Prices were available within the past 7 days and start at $305 for one-way flights and $538 for roundtrip, for the period specified. Prices and availability are subject to change.
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One way
Roundtrip
Tue, Feb 2 - Thu, Feb 11 · ORD · FCO · Roundtrip
Sun, Dec 6 - Tue, Dec 15 · ORD · FCO · Roundtrip
Tue, Aug 31 - Sat, Sep 11 · ORD · FCO · Roundtrip
Sun, Feb 28 - Tue, Mar 9 · ORD · FCO · Roundtrip
Tue, Apr 20 - Wed, Apr 28 · ORD · FCO · Roundtrip
Sat, Mar 6 - Sat, Mar 13 · ORD · FCO · Roundtrip
Tue, Aug 10 - Thu, Aug 19 · ORD · FCO · Roundtrip
Tue, Aug 10 - Thu, Aug 19 · ORD · FCO · Roundtrip
Sun, Aug 15 - Wed, Aug 25 · ORD · FCO · Roundtrip
Sun, Aug 15 - Wed, Aug 25 · ORD · FCO · Roundtrip
Alternative airports near Rome
Prices were available within the past 7 days. Prices and availability are subject to change.
26 min
Find the cheapest month to fly from Chicago (ORD) to Rome (ROM)
January is typically the cheapest month to fly
From $565 - $1,165 per traveler.
View flights in January
Insights are based on prices from searches for economy trips of 10 days or less on our sites in the last 12 months. Insights are informative only and current prices may differ.
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Chicago to Rome Flights
The cheapest times to fly from Chicago to Rome
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Rome are during the month of February. You can find some of the cheapest flights from Chicago to Rome with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Chicago to Rome
Sunday is one of the best days to book for cheap flights from Chicago to Rome: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Chicago to Rome
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Rome in 2026. You can also book with separate airlines for your outbound and return journeys, from $305 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Rome flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Rome airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Travel information
| Origin airport | Chicago O'Hare Intl. Airport |
|---|---|
| Destination airport | Ciampino Airport |
| Distance | 4,824 miles away |
| Roundtrip price | $538 |
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*Available to One Key members.