Which airport is the most popular layover for flights between Rome and Chicago O'Hare Intl Airport?

Dublin (DUB) was the most common stop: 59% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Rome to Chicago O'Hare Intl Airport?

Flights connecting via Munich (MUC) have the shortest average one-way travel time: 12h 05m.

How many flights depart from Rome to Chicago O'Hare Intl Airport on average per day?

5 flights are operational daily from Rome to Chicago O'Hare Intl Airport as of October 2025. The most popular departure time for this route is 9:00AM, with 94% of flights per day taking off at noon.

What is the cheapest airline that flies from Rome to Chicago O'Hare Intl?

American Airlines, Finnair, and TAP AIR PORTUGAL are the most popular carriers operating from Rome to Chicago O'Hare Intl

Which layover airport has the shortest connection time from Rome to Chicago O'Hare Intl Airport?

Reykjavik (KEF) has the shortest average layover time for this route: 1h 05m.

How many flights depart from Rome to Chicago O'Hare Intl Airport on average per week?

As of October 2025, there are 41 flights per week flying from Rome to Chicago O'Hare Intl Airport. The most common day of the week flights depart is Thu, with 27% of flights taking off on this day.

Which layover airport offers the lowest fares from Rome to Chicago O'Hare Intl Airport?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $585.

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 according to our data. United Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 4 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Rome to Chicago O'Hare Intl Airport?

Prices for flights from Rome to Chicago O'Hare Intl Airport refresh daily.

How many operators does momondo search for flights from Rome to Chicago O'Hare Intl Airport?

As of October 2025, there are 4 operators available to choose from for flights from Rome to Chicago O'Hare Intl Airport.

How old do you have to be to fly from Rome to Chicago O'Hare Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rome to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$476 Cheap Flights from Rome to Chicago O'Hare Intl Airport in 2025/26

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6:00 am - 3:25 pmFCO-ORD

16h 25m1 stop

7:10 pm - 3:50 pmORD-FCO

13h 40m1 stop

$577TAP AIR PORTUGAL

Find Deal

Fri, Nov 7 - Wed, Nov 12

7:05 am - 5:48 pmFCO-ORD

17h 43m2 stops

8:00 am - 8:55 amORD-FCO

17h 55m2 stops

$578Air Canada

Find Deal

Thu, Nov 13 - Wed, Nov 26

10:15 pm - 12:45 pmFCO-ORD

45h 30m2 stops

8:36 am - 2:30 pmORD-FCO

22h 54m1 stop

$580Multiple Airlines

Find Deal

Thu, Nov 13 - Wed, Dec 3

7:10 pm - 11:14 amFCO-ORD

23h 04m2 stops

3:53 pm - 2:30 pmORD-FCO

15h 37m1 stop

$587Multiple Airlines

Find Deal

Mon, Nov 17 - Fri, Nov 28

11:15 am - 7:30 pmFCO-ORD

15h 15m1 stop

12:50 pm - 8:55 amORD-FCO

13h 05m1 stop

$588Air Canada

Find Deal

Thu, Nov 13 - Wed, Nov 26

7:30 am - 2:55 pmFCO-ORD

14h 25m1 stop

2:42 pm - 9:00 amORD-FCO

11h 18m1 stop

$623Iberia

Find Deal

Thu, Nov 6 - Mon, Dec 8

9:40 am - 3:20 pmFCO-ORD

12h 40m1 stop

3:45 pm - 7:45 amORD-FCO

9h 00mnonstop

$631United Airlines

Find Deal

Thu, Nov 13 - Wed, Nov 26

7:05 am - 3:20 pmFCO-ORD

15h 15m1 stop

3:45 pm - 7:45 amORD-FCO

9h 00mnonstop

$632United Airlines

Find Deal

Thu, Nov 13 - Fri, Nov 28

8:00 pm - 5:00 pmFCO-ORD

28h 00m1 stop

8:40 pm - 4:55 pmORD-FCO

13h 15m1 stop

$642British Airways

Find Deal

Fri, Nov 14 - Fri, Nov 28

8:30 pm - 5:00 pmFCO-ORD

27h 30m1 stop

8:40 pm - 7:35 pmORD-FCO

15h 55m1 stop

$645British Airways

Find Deal

Sat, Nov 15 - Mon, Nov 24

Air Canada flights from Rome to Chicago O'Hare Intl Airport

Our best Air Canada deals on Rome to Chicago O'Hare Intl Airport flight tickets

Air Canada

Nov 13

FCO7:05 amRome Fiumicino

17h 43m

2 stops

ORD5:48 pmChicago O'Hare Intl

Nov 26

ORD8:00 amChicago O'Hare Intl

17h 55m

2 stops

FCO8:55 amRome Fiumicino

$578

Find similar

Air Canada

Nov 13

FCO11:15 amRome Fiumicino

15h 15m

1 stop

ORD7:30 pmChicago O'Hare Intl

Nov 26

ORD12:50 pmChicago O'Hare Intl

13h 05m

1 stop

FCO8:55 amRome Fiumicino

$588

Find similar

Air Canada

Nov 23

FCO7:05 amRome Fiumicino

17h 43m

2 stops

ORD5:48 pmChicago O'Hare Intl

Dec 7

ORD12:50 pmChicago O'Hare Intl

13h 35m

1 stop

FCO9:25 amRome Fiumicino

$602

Find similar

TAP AIR PORTUGAL flights from Rome to Chicago O'Hare Intl Airport

Our best TAP AIR PORTUGAL deals on Rome to Chicago O'Hare Intl Airport flight tickets

TAP AIR PORTUGAL

Nov 7

FCO6:00 amRome Fiumicino

16h 25m

1 stop

ORD3:25 pmChicago O'Hare Intl

Nov 12

ORD7:10 pmChicago O'Hare Intl

13h 40m

1 stop

FCO3:50 pmRome Fiumicino

$577

Find similar

TAP AIR PORTUGAL

Nov 18

FCO7:35 pmRome Fiumicino

26h 25m

1 stop

ORD3:00 pmChicago O'Hare Intl

Nov 30

ORD8:25 pmChicago O'Hare Intl

15h 20m

1 stop

FCO6:45 pmRome Fiumicino

$604

Find similar

TAP AIR PORTUGAL

Nov 4

FCO7:35 pmRome Fiumicino

26h 25m

1 stop

ORD3:00 pmChicago O'Hare Intl

Nov 16

ORD8:25 pmChicago O'Hare Intl

15h 20m

1 stop

FCO6:45 pmRome Fiumicino

$676

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Rome to Chicago O'Hare Intl Airport that are best for you.

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Fly to

Route

Depart

Return

Price

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Fri 11/7

6:00 am-3:25 pm

1 stop16h 25m

Chicago O'Hare Intl

Wed 11/12

7:10 pm-3:50 pm

1 stop13h 40m

$577

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 11/13

7:05 am-5:48 pm

2 stops17h 43m

Chicago O'Hare Intl

Wed 11/26

8:00 am-8:55 am

2 stops17h 55m

$578

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 11/13

10:15 pm-12:45 pm

2 stops45h 30m

Chicago O'Hare Intl

Wed 12/3

8:36 am-2:30 pm

1 stop22h 54m

$580

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Mon 11/17

7:10 pm-11:14 am

2 stops23h 04m

Chicago O'Hare Intl

Fri 11/28

3:53 pm-2:30 pm

1 stop15h 37m

$587

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 11/13

11:15 am-7:30 pm

1 stop15h 15m

Chicago O'Hare Intl

Wed 11/26

12:50 pm-8:55 am

1 stop13h 05m

$588

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 11/6

7:30 am-2:55 pm

1 stop14h 25m

Chicago O'Hare Intl

Mon 12/8

2:42 pm-9:00 am

1 stop11h 18m

$623

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 11/13

9:40 am-3:20 pm

1 stop12h 40m

Chicago O'Hare Intl

Wed 11/26

3:45 pm-7:45 am

Nonstop9h 00m

$631

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 11/13

7:05 am-3:20 pm

1 stop15h 15m

Chicago O'Hare Intl

Fri 11/28

3:45 pm-7:45 am

Nonstop9h 00m

$632

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Fri 11/14

8:00 pm-5:00 pm

1 stop28h 00m

Chicago O'Hare Intl

Fri 11/28

8:40 pm-4:55 pm

1 stop13h 15m

$642

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Sat 11/15

8:30 pm-5:00 pm

1 stop27h 30m

Chicago O'Hare Intl

Mon 11/24

8:40 pm-7:35 pm

1 stop15h 55m

$645

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How to get the cheapest flight ticket from Rome 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

Prices

Airlines

Layovers

Other information

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of November is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Rome averaging around $602.

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 $729. 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 $830.

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 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 to Chicago O'Hare Intl flight route?

Fly from Rome Fiumicino to Chicago O'Hare Intl for the best Rome - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $736 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 $524 on momondo.

What cabin class options are available on Rome to Chicago O'Hare Intl flights?

There are 3 cabin classes available to choose from on Rome 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.

Can stopping save me money on Rome to Chicago O'Hare Intl Airport flights?

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

How have Rome to Chicago O'Hare Intl Airport flight prices changed over time?

As of October 2025, prices for Rome to Chicago O'Hare Intl Airport flights are approximately 62% more expensive when compared to flights at the same time last year.

When to book flights from Rome to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Rome to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Rome to Chicago O'Hare Intl Airport (ROM to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rome to Chicago O'Hare Intl Airport

Best Price Found	$574
Fastest flight time	10h 25m
Direct flights	Every day

The best one-way flight to Chicago O'Hare Intl Airport from Rome in the past 72 hours is $574. The best round-trip flight deal from Rome to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $693.

The fastest flight from Rome to Chicago O'Hare Intl Airport takes 10h 25m

Direct flights go from Rome to Chicago O'Hare Intl Airport every day.

Search flight deals

How far is Rome to Chicago O'Hare Intl by plane?
Chicago O'Hare Intl is 4812.6 mi away from Rome. Flights usually cover this in 12h 40m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Rome to Chicago O'Hare Intl Airport?
Prices for flights from Rome to Chicago O'Hare Intl Airport refresh daily.
How many operators does momondo search for flights from Rome to Chicago O'Hare Intl Airport?
As of October 2025, there are 4 operators available to choose from for flights from Rome to Chicago O'Hare Intl Airport.
How old do you have to be to fly from Rome to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rome to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Rome to Chicago O'Hare Intl Airport?
Based on momondo bookings for flights between Rome and Chicago O'Hare Intl Airport, the leading plane model is Boeing 787 Dreamliner, making up 40.83% of the total bookings. Other popular models include Boeing 787-10 Dreamliner with 19.04%, Boeing 787-8 Dreamliner with 12.96%, and Airbus A330 with 5.85%.
What is the most popular airline from Rome to Chicago O'Hare Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Rome to Chicago O'Hare Intl Airport is British Airways, representing 36% of all bookings. The subsequent popular airlines are Iberia at 29%, United Airlines at 18%, and Lufthansa at 17%.

Best airlines flying from Rome to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Rome to Chicago O'Hare Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $536	Free Cancellation	Rating 7.2 11,028 reviews	Search American Airlines flights
Iberia	PriceFrom $550	Free Cancellation	Rating 7.0 2,997 reviews	Search Iberia flights
United Airlines	PriceFrom $585	Free Cancellation	Rating 7.4 8,991 reviews	Search United Airlines flights
British Airways	PriceFrom $628	Free Cancellation	Rating 6.7 7,467 reviews	Search British Airways flights

United Airlines Flights From Rome to Chicago O'Hare Intl Airport
United Airlines operates around 4 flights from Rome to Chicago O'Hare Intl Airport every week. The average price of these flights found in the last 72 hours has been $769, but momondo users have found United Airlines deals from Rome to Chicago O'Hare Intl Airport from as low as $585 round-trip. United Airlines has been scored 7.4/10 in 8,991 reviews.
American Airlines Flights From Rome to Chicago O'Hare Intl Airport
Another popular option for Rome to Chicago O'Hare Intl Airport flights is American Airlines (7.2/10, 11,028 ratings). American Airlines flies from Rome to Chicago O'Hare Intl Airport around 4 times per week, with deals starting from $536 round-trip and rising to an average price of around $711.

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Why 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?

momondo does allow users to show only those flights to Chicago from Rome which offer a flexible booking policy as well as other useful filters and features.

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?

Yes momondo offers price alerts on flights to Chicago from Rome. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Chicago O'Hare Intl Airport trip

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Cheap flights from Rome to Chicago from $476

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 3/22. 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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Air Canada flights from Rome to Chicago O'Hare Intl Airport

Our best Air Canada deals on Rome to Chicago O'Hare Intl Airport flight tickets

TAP AIR PORTUGAL flights from Rome to Chicago O'Hare Intl Airport

Our best TAP AIR PORTUGAL deals on Rome to Chicago O'Hare Intl Airport flight tickets

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Use the filters below to find and compare flights from Rome to Chicago O'Hare Intl Airport that are best for you.

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How to get the cheapest flight ticket from Rome 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 cheapest month to fly to Chicago O'Hare Intl Airport?

The month of November is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Rome averaging around $602.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest Rome to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

What cabin class options are available on Rome to Chicago O'Hare Intl flights?

There are 3 cabin classes available to choose from on Rome 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.

Can stopping save me money on Rome to Chicago O'Hare Intl Airport flights?

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

How have Rome to Chicago O'Hare Intl Airport flight prices changed over time?

As of October 2025, prices for Rome to Chicago O'Hare Intl Airport flights are approximately 62% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Rome to Chicago O'Hare Intl?

American Airlines, Finnair, and TAP AIR PORTUGAL are the most popular carriers operating from Rome to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

Which airport is the most popular layover for flights between Rome and Chicago O'Hare Intl Airport?

Dublin (DUB) was the most common stop: 59% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Rome to Chicago O'Hare Intl Airport?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $585.

Which layover airport has the shortest travel time from Rome to Chicago O'Hare Intl Airport?

Flights connecting via Munich (MUC) have the shortest average one-way travel time: 12h 05m.

Which layover airport has the shortest connection time from Rome to Chicago O'Hare Intl Airport?

Reykjavik (KEF) has the shortest average layover time for this route: 1h 05m.

How many flights depart from Rome to Chicago O'Hare Intl Airport on average per day?

5 flights are operational daily from Rome to Chicago O'Hare Intl Airport as of October 2025. The most popular departure time for this route is 9:00AM, with 94% of flights per day taking off at noon.

How many flights depart from Rome to Chicago O'Hare Intl Airport on average per week?

As of October 2025, there are 41 flights per week flying from Rome to Chicago O'Hare Intl Airport. The most common day of the week flights depart is Thu, with 27% of flights taking off on this day.

When to book flights from Rome to Chicago O'Hare Intl Airport

Cheap Rome to Chicago O'Hare Intl Airport (ROM to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rome to Chicago O'Hare Intl Airport

Best Price Found

Fastest flight time

Direct flights

How far is Rome to Chicago O'Hare Intl by plane?

When did momondo last update prices for flights from Rome to Chicago O'Hare Intl Airport?

How many operators does momondo search for flights from Rome to Chicago O'Hare Intl Airport?

How old do you have to be to fly from Rome to Chicago O'Hare Intl Airport?

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

What is the most popular plane model from Rome to Chicago O'Hare Intl Airport?

What is the most popular airline from Rome to Chicago O'Hare Intl Airport?

Best airlines flying from Rome to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Rome to Chicago O'Hare Intl Airport with momondo

United Airlines Flights From Rome to Chicago O'Hare Intl Airport

American Airlines Flights From Rome to Chicago O'Hare Intl Airport

Traveling to a place near Chicago?

Why use momondo?

Why should I use momondo to find a flight deal from Rome to Chicago?

Can I find flights from Rome to Chicago with flexible booking policies on momondo?

How can momondo help me find flights from Rome to Chicago?

I’m not ready to book a flight from Rome to Chicago right now. Can momondo alert me if prices change?

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Chicago