Cheap flights from Rome to Chicago from $310
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rome to Chicago departing on 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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TAP AIR PORTUGAL flights from Rome to Chicago
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Icelandair flights from Rome to Chicago
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How to get the cheapest flight ticket from Rome to Chicago
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Rome and Chicago?
What is the cheapest month to fly to Chicago?
The month of February is, on average, the cheapest month to fly to Chicago from Rome, with most prices found around $597. If you’re not able to fly to Chicago in February, then April is your next best option. Flight prices from Rome to Chicago during April average around $611.
What is the cheapest day to depart on your flight to Chicago?
The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as $757. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Rome to Chicago for around $944.
What is the cheapest time of day to depart on your flight to Chicago?
Our most recent data shows that the best time of day to fly to Chicago is at noon. Flights from Rome to Chicago during this time can be as low as $748. In contrast, the most expensive time of day to depart to Chicago is in the morning when prices are around $828.
What is the cheapest Rome to Chicago flight route?
Fly from Rome Fiumicino to Chicago O'Hare Intl for the best Rome - Chicago flight prices
How far in advance should I book a flight to Chicago?
You are more likely to see cheaper flights to Chicago from Rome when booking 11 weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $745 when searching 11 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Rome for as low as $452 on momondo.
What cabin class options are available on Rome to Chicago flights?
There are 4 cabin classes available to choose from on Rome to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Rome to Chicago?
Icelandair, TAP AIR PORTUGAL, and Air Serbia are the most popular carriers operating from Rome to Chicago
What airlines fly to Chicago?
United Airlines, British Airways and American Airlines are the top three most popular airlines that fly to Chicago from Rome according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 6 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.
How many flights depart from Rome to Chicago on average per day?
The number of flights available between Rome and Chicago is 12 per day as of June 2025. The most frequent departure time is 9:00AM, with 95% of daily flights leaving at noon.
How many flights depart from Rome to Chicago on average per week?
87 flights are operational weekly from Rome to Chicago as of June 2025. The most popular departure day for this route is Sat, with 16% of flights per week taking off on this day.
When to book flights from Rome to Chicago
Cheap Rome to Chicago (ROM to CHI) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Rome to Chicago
How far is Rome to Chicago by plane?
Rome and Chicago are 4806.0 mi apart from one another. A reasonable flight in good conditions will take 10h 25m.
When did momondo last update prices for flights from Rome to Chicago?
Prices for flights from Rome to Chicago are updated daily.
How many operators does momondo search for flights from Rome to Chicago?
There are 6 operators available for flights from Rome to Chicago as of June 2025.
How old do you have to be to fly from Rome to Chicago?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rome to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Rome to Chicago?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Rome to Chicago is Boeing 787 Dreamliner (46.05% of total bookings). The next most popular plane models are Boeing 787-10 Dreamliner (14.62%), Airbus A330 (10.61%), and Boeing 787-8 Dreamliner (10.44%).
What is the most popular airline from Rome to Chicago?
Based on momondo bookings for flights between Rome and Chicago, the leading airline is United Airlines, making up 30% of the total bookings. Other popular airlines include British Airways with 20%, Lufthansa with 20%, and Iberia with 16%.
Best airlines flying from Rome to Chicago
Compare and see reviews for airlines that fly from Rome to Chicago with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $536 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $550 | Free Cancellation | Rating 7.0 2,776 reviews | |||
| PriceFrom $628 | Free Cancellation | Rating 6.6 7,008 reviews | |||
| PriceFrom $639 | Free Cancellation | Rating 6.7 7,136 reviews | |||
| PriceFrom $639 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $658 | Free Cancellation | Rating 6.7 990 reviews |
United Airlines Flights From Rome to Chicago
The lowest priced United Airlines flight from Rome to Chicago from the last 72 hours was $639. Generally, United Airlines has 7 flights on this route every week with an average price of $778. United Airlines is rated 7.4/10 by our users.
American Airlines Flights From Rome to Chicago
The best American Airlines deal for Rome to Chicago flight tickets found on momondo in the last 72 hours was $536, round-trip. It should be noted that an average American Airlines flight deal for this route in this time was higher, at $780 round-trip. American Airlines operates 7 flights out of Rome into Chicago in an average week, so prices vary by time and availability. 10,000 American Airlines reviews by users on momondo have scored the airline at 7.2/10.
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Rome to Chicago?
Finding the right flight to Chicago from Rome is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.
Can I find flights from Rome to Chicago with flexible booking policies on momondo?
Yes. All flights to Chicago from Rome on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Rome to Chicago?
momondo provides multiple filters to help you find the best flight to Chicago from Rome. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Rome to Chicago right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Rome to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.