Cheap flights from Rome to Chicago from $479

The month of October is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Rome averaging around $508.

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $766. This is often the case because there is less demand to fly during this day of the week. On the other hand, Tuesday is the most expensive day to depart from Rome because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $965.

Fly from Rome Fiumicino to Chicago O'Hare Intl for the best Rome - Chicago O'Hare Intl flight prices

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Rome when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $764 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Rome for as low as $596 on momondo.

There are 3 cabin classes available to choose from on Rome to Chicago O'Hare Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Rome to Chicago O'Hare Intl Airport.

Historically, on average around 20% of flights between Rome and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 182 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Ethiopian Air have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

Reykjavik (KEF) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $676.

Flights connecting via Dublin (DUB) have the shortest average one-way travel time: 13h 35m.

Dublin (DUB) has the shortest average layover time for this route: 1h 30m.

7 flights are operational daily from Rome to Chicago O'Hare Intl Airport as of May 2026. The most popular departure time for this route is 10:00AM, with 92% of flights per day taking off at noon.

As of May 2026, there are 55 flights per week flying from Rome to Chicago O'Hare Intl Airport. The most common day of the week flights depart is Mon, with 22% of flights taking off on this day.