Cheap flights from Rome Fiumicino Airport 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 Fiumicino Airport 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.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Rome Fiumicino Airport to Chicago
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
TAP AIR PORTUGAL flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport
Our best TAP AIR PORTUGAL deals on Rome Fiumicino Airport to Chicago O'Hare Intl Airport flight tickets
Icelandair flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport
Our best Icelandair deals on Rome Fiumicino Airport to Chicago O'Hare Intl Airport flight tickets
See travel insights to Chicago from
How to get the cheapest flight ticket from Rome Fiumicino Airport to Chicago O'Hare Intl Airport
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 Fiumicino Airport and Chicago O'Hare Intl Airport?
What is the cheapest month to fly to Chicago O'Hare Intl Airport?
The month of April is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Rome Fiumicino Airport averaging around $663.
What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?
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 $757. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Rome Fiumicino Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $944.
What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?
Flying to Chicago O'Hare Intl Airport from Rome Fiumicino Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $655 when looking at flights departing in the afternoon. Try not to purchase tickets in the evening because they tend to be around $863. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Rome Fiumicino to Chicago O'Hare Intl flight route?
Fly from Rome Fiumicino to Chicago O'Hare Intl for the best Rome Fiumicino - Chicago O'Hare Intl flight prices
How far in advance should I book a flight to Chicago O'Hare Intl Airport?
You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Rome Fiumicino Airport when booking 11 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport 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 O'Hare Intl Airport from Rome Fiumicino Airport for as low as $452 on momondo.
What cabin class options are available on Rome Fiumicino to Chicago O'Hare Intl flights?
There are 4 cabin classes available to choose from on Rome Fiumicino to Chicago O'Hare Intl 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 Fiumicino to Chicago O'Hare Intl?
Icelandair, TAP AIR PORTUGAL, and Air Serbia are the most popular carriers operating from Rome Fiumicino to Chicago O'Hare Intl
What airlines fly to Chicago O'Hare Intl Airport?
United Airlines, British Airways and American Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Rome Fiumicino Airport 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 O'Hare Intl Airport. Keep in mind that there are 6 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Rome Fiumicino Airport to Chicago O'Hare Intl Airport on average per day?
As of June 2025, 12 flights take off from Rome Fiumicino Airport and land in Chicago O'Hare Intl Airport each day. The most common flight departure time for this route is 9:00AM, with 95% of daily flights taking off at noon.
How many flights depart from Rome Fiumicino Airport to Chicago O'Hare Intl Airport on average per week?
As of June 2025, 87 flights take off from Rome Fiumicino Airport and land in Chicago O'Hare Intl Airport each week. The most common flight departure day for this route is Sat, with 16% of weekly flights taking off on this day.
When to book flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport
Cheap Rome Fiumicino Airport to Chicago O'Hare Intl Airport (FCO to ORD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Rome Fiumicino Airport to Chicago O'Hare Intl Airport
How far is Rome Fiumicino to Chicago O'Hare Intl by plane?
The straight-line distance from Rome Fiumicino to Chicago O'Hare Intl is 4807.8 mi. Typically, this will take 10h 25m by plane in normal conditions.
When did momondo last update prices for flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport?
Prices for flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport?
As of June 2025, there are 6 operators available to choose from for flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport.
How old do you have to be to fly from Rome Fiumicino Airport to Chicago O'Hare Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rome Fiumicino Airport to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Rome Fiumicino Airport to Chicago O'Hare Intl Airport?
Based on momondo bookings for flights between Rome Fiumicino Airport and Chicago O'Hare Intl Airport, the leading plane model is Boeing 787 Dreamliner, making up 46.05% of the total bookings. Other popular models include Boeing 787-10 Dreamliner with 14.62%, Airbus A330 with 10.61%, and Boeing 787-8 Dreamliner with 10.44%.
What is the most popular airline from Rome Fiumicino Airport to Chicago O'Hare Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Rome Fiumicino Airport to Chicago O'Hare Intl Airport is United Airlines, representing 35% of all bookings. The subsequent popular airlines are British Airways at 16%, American Airlines at 14%, and Iberia at 12%.
Best airlines flying from Rome Fiumicino Airport to Chicago O'Hare Intl Airport
Compare and see reviews for airlines that fly from Rome Fiumicino Airport to Chicago O'Hare Intl Airport 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 7,139 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 Fiumicino Airport to Chicago O'Hare Intl Airport
United Airlines flies from Rome Fiumicino Airport to Chicago O'Hare Intl Airport around 7 times per week, with 8,790 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Rome Fiumicino Airport to Chicago O'Hare Intl Airport in the last 72 hours was $639 (round-trip), much lower than the average airfare cost of $778 for United Airlines flights on this route.
American Airlines Flights From Rome Fiumicino Airport to Chicago O'Hare Intl Airport
American Airlines (7.2/10 from 10,000 reviews) operates around 7 flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport in any given week. The average American Airlines airfare for this route is around $780, with deals from around $536 rare but found on momondo. Referenced prices are for round-trip Rome Fiumicino Airport to Chicago O'Hare Intl Airport flight searches in the last 72 hours.
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?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rome to Chicago. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Rome to Chicago with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Chicago from Rome with this policy.
How can momondo help me find flights from Rome to Chicago?
Once you have performed a search for Rome to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
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.