What are the cheapest airlines flying from Rome to Chicago round-trip?

According to our current data, Finnair ($571), Iberia ($577), and Icelandair ($586) offers the cheapest pricing from Rome to Chicago. Finnair is priced at 16% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Rome to Chicago one-way?

To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $474. WestJet flights start at $481 while deals on Air Serbia start at $484 one-way.

What is the cheapest day to fly from Rome to Chicago?

Travelers seeking maximum savings on their Rome to Chicago flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from Rome to Chicago?

Most travelers choose Rome Fiumicino - Chicago O'Hare Intl, Rome Fiumicino - Chicago Midway or Rome Ciampino - Chicago O'Hare Intl when deciding on the best route from Rome to Chicago.

What are the cheapest flights from Rome to Chicago?

The cheapest flight price from Rome to Chicago is $620. On average you can expect to pay $1,371. The most popular route, (Rome Fiumicino - Chicago O'Hare Intl), can usually be booked for $520.

What are the most reliable airlines from Rome to Chicago?

The top 3 most reliable airlines when flying from Rome to Chicago are Ethiopian Air (91%), Air Canada (78%) and Austrian Airlines (78%).

What are the most popular airlines that fly from Rome to Chicago?

Consider American Airlines, ITA Airways or British Airways when booking your flight. These represent the most popular airlines when flying from Rome to Chicago.

What is the cheapest day to fly round-trip from Rome to Chicago?

It’s generally more expensive to depart on a Wednesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Rome to Chicago?

To save on the cost of your flight from Rome to Chicago, book at least 51 days before your planned departure. Booking around this time can save you about 36% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $620 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $797.

What is the cheapest month to fly from Rome to Chicago?

The best pricing can be found in the month of February. Prices to Chicago from Rome average $686. You can even find prices in February for less than $686, as users have found deals to Chicago from as low as $499. The month of August appears to be one of the more expensive times to travel to Chicago from Rome. Flying in the targeted month can save you up to 21%.

Most accurate provider : When it comes to deals on Rome-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rome-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rome-Chicago flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Rome-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rome-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Rome to Chicago that include hotel bookings?

Yes. In addition to deals on Rome to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Rome to Chicago?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rome to Chicago.

Can I find deals for business class flights from Rome to Chicago?

Yes. Cheapflights offers flight deals from Rome to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$474+ Save on Flights from Rome to Chicago

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Find cheap flights from Rome to Chicago with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Rome to Chicago are usually found in February or May, booked 50 days in advance, depart on a Thursday or Monday and return on a Tuesday

Cheap flight deals from Rome to Chicago

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$570 (Booking.com)
One-way from	$474 (Ovago)
Popular in	August
Cheapest in	February
Average price	$709
Good round-trip deal	$661 or less
Good one-way deal	$701 or less

Provider with most accurate pricing for Rome (ROM)-Chicago (CHI) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Rome (ROM)-Chicago (CHI) flights.

Search Deals

From Rome (ROM) to Chicago (CHI)

Search Deals

One-way flight from Rome (ROM) to Chicago (CHI)

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($57 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Price to beat on a round-trip flight from Rome (ROM) to Chicago (CHI).

Search Deals

Price to beat on a one-way flight from Rome (ROM) to Chicago (CHI).

Search Deals

Find flight deals from Rome to Chicago

Cheapest flights from Rome to Chicago
Explore the most affordable flight options available from Rome to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Thu 4/177:20 amFCO - ORD

1 stop14h 25mMultiple Airlines

Thu 5/19:30 pmORD - FCO

1 stop13h 30mMultiple Airlines

Deal found 3/24

$570

Mon 4/146:55 pmFCO - ORD

2 stops26h 50mFinnair

Sun 4/279:30 pmORD - FCO

1 stop13h 30mFinnair

Deal found 3/24

$571

Sun 5/111:10 pmFCO - ORD

1 stop14h 23mIberia

Sat 5/2411:45 amORD - FCO

1 stop16h 35mIberia

Deal found 3/24

$577

Wed 6/113:45 pmFCO - ORD

1 stop12h 30mIcelandair

Tue 12/26:30 pmORD - FCO

1 stop12h 30mIcelandair

Deal found 3/24

$586

Wed 10/110:35 amFCO - ORD

2 stops36h 35mScandinavian Airlines

Sat 10/117:15 pmORD - FCO

2 stops41h 05mScandinavian Airlines

Deal found 3/23

$597

Wed 4/3011:05 amFCO - ORD

Nonstop10h 25mBritish Airways

Tue 7/85:15 pmORD - FCO

Nonstop8h 55mBritish Airways

Deal found 3/24

$604

Sat 5/311:05 amFCO - ORD

Nonstop10h 25mAmerican Airlines

Mon 5/1910:25 pmORD - FCO

1 stop13h 10mAmerican Airlines

Deal found 3/24

$631

Fri 5/91:20 pmFCO - ORD

2 stops15h 46mUnited Airlines

Fri 5/308:40 amORD - FCO

1 stop17h 35mUnited Airlines

Deal found 3/24

$638

Sun 5/117:10 amFCO - ORD

2 stops32h 40mAir Canada

Sat 5/246:30 pmORD - FCO

1 stop32h 45mAir Canada

Deal found 3/24

$650

Sun 4/139:45 amFCO - ORD

Nonstop10h 15mLufthansa

Sun 4/203:35 pmORD - FCO

Nonstop9h 20mLufthansa

Deal found 3/24

$658

Wed 4/236:30 amFCO - ORD

1 stop15h 10mDelta

Mon 4/286:15 pmORD - FCO

2 stops14h 45mDelta

Deal found 3/24

$660

Wed 4/236:30 amFCO - MDW

2 stops14h 52mDelta

Mon 4/285:59 pmMDW - FCO

2 stops13h 51mDelta

Deal found 3/24

$665

Best flights from Rome to Chicago
Discover carefully curated flight deals from Rome to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 25, 2025.

Thu 4/177:20 amFCO - ORD

1 stop14h 25mMultiple Airlines

Thu 5/19:30 pmORD - FCO

1 stop13h 30mMultiple Airlines

Deal found 3/24

$570

Mon 4/146:55 pmFCO - ORD

2 stops26h 50mFinnair

Sun 4/279:30 pmORD - FCO

1 stop13h 30mFinnair

Deal found 3/24

$571

Sun 5/111:10 pmFCO - ORD

1 stop14h 23mIberia

Sat 5/2411:45 amORD - FCO

1 stop16h 35mIberia

Deal found 3/24

$577

Wed 6/113:45 pmFCO - ORD

1 stop12h 30mIcelandair

Tue 12/26:30 pmORD - FCO

1 stop12h 30mIcelandair

Deal found 3/24

$586

Thu 5/87:35 pmFCO - ORD

1 stop27h 35mScandinavian Airlines

Thu 5/157:15 pmORD - FCO

2 stops17h 05mScandinavian Airlines

Deal found 3/24

$598

Wed 4/3011:05 amFCO - ORD

Nonstop10h 25mBritish Airways

Tue 7/85:15 pmORD - FCO

Nonstop8h 55mBritish Airways

Deal found 3/24

$604

Sat 5/311:05 amFCO - ORD

Nonstop10h 25mAmerican Airlines

Mon 5/1910:25 pmORD - FCO

1 stop13h 10mAmerican Airlines

Deal found 3/24

$631

Fri 5/91:20 pmFCO - ORD

2 stops15h 46mUnited Airlines

Fri 5/308:40 amORD - FCO

1 stop17h 35mUnited Airlines

Deal found 3/24

$638

Sun 5/117:10 amFCO - ORD

2 stops32h 40mAir Canada

Sat 5/246:30 pmORD - FCO

1 stop32h 45mAir Canada

Deal found 3/24

$650

Sun 4/139:45 amFCO - ORD

Nonstop10h 15mLufthansa

Sun 4/203:35 pmORD - FCO

Nonstop9h 20mLufthansa

Deal found 3/24

$658

Wed 4/236:30 amFCO - ORD

1 stop15h 10mDelta

Mon 4/286:15 pmORD - FCO

2 stops14h 45mDelta

Deal found 3/24

$660

Wed 4/2311:35 amFCO - MDW

1 stop17h 47mKLM

Mon 4/289:52 amMDW - FCO

1 stop14h 43mKLM

Deal found 3/24

$676

Last-minute flights from Rome to Chicago
Discover last-minute flight deals from Rome to Chicago. Data last updated March 25, 2025 and is based on user searches.

Sun 3/307:35 pmFCO - ORD

1 stop29h 40mScandinavian Airlines

Sun 4/67:15 pmORD - FCO

1 stop16h 30mScandinavian Airlines

Deal found 3/24

$863

Sun 3/307:15 amFCO - ORD

1 stop14h 35mAmerican Airlines

Sun 4/64:45 pmORD - FCO

Nonstop9h 15mAmerican Airlines

Deal found 3/24

$876

Sun 3/3011:30 amFCO - MDW

2 stops29h 50mMultiple Airlines

Sun 4/611:15 amMDW - FCO

2 stops15h 00mMultiple Airlines

Deal found 3/24

$1,122

Wed 4/29:35 amFCO - ORD

1 stop18h 51mITA Airways

Sun 4/131:57 pmORD - FCO

1 stop14h 53mITA Airways

Deal found 3/24

$1,213

Wed 4/26:25 amFCO - ORD

1 stop14h 05mIberia

Sat 4/122:53 pmORD - FCO

1 stop13h 27mIberia

Deal found 3/24

$1,317

Wed 4/211:05 amFCO - ORD

Nonstop10h 25mBritish Airways

Sat 4/127:10 pmORD - FCO

1 stop13h 15mBritish Airways

Deal found 3/24

$1,337

Thu 4/37:05 pmFCO - ORD

1 stop19h 29mMultiple Airlines

Sat 4/198:42 pmORD - FCO

2 stops56h 58mMultiple Airlines

Deal found 3/24

$639

Thu 4/312:45 pmFCO - ORD

2 stops18h 14mDelta

Sat 4/195:00 pmORD - FCO

2 stops14h 50mDelta

Deal found 3/24

$769

Thu 4/36:30 amFCO - MDW

2 stops16h 42mDelta

Sat 4/195:59 pmMDW - FCO

2 stops15h 01mDelta

Deal found 3/24

$769

Thu 4/39:45 amFCO - MDW

1 stop19h 36mKLM

Sat 4/199:52 amMDW - FCO

1 stop14h 43mKLM

Deal found 3/24

$779

Thu 4/38:00 pmFCO - ORD

1 stop27h 10mTAP AIR PORTUGAL

Sat 4/196:15 pmORD - FCO

1 stop15h 30mTAP AIR PORTUGAL

Deal found 3/24

$792

Thu 4/36:10 pmFCO - ORD

2 stops24h 25mBrussels Airlines

Sat 4/196:05 pmORD - FCO

2 stops16h 00mBrussels Airlines

Deal found 3/24

$856

One-way flights from Rome to Chicago
Search for one-way flight options from Rome to Chicago. Find affordable one-way fares based on user searches. Data last updated March 25, 2025.

Thu 6/198:00 pmFCO - ORD

1 stop27h 10mTAP AIR PORTUGAL

Deal found 3/24

$474

Thu 6/192:25 pmFCO - ORD

2 stops53h 14mWestJet

Deal found 3/24

$481

Sun 6/89:00 pmFCO - ORD

1 stop26h 40mAir Serbia

Deal found 3/24

$484

Sun 4/133:45 pmFCO - ORD

1 stop33h 30mIcelandair

Deal found 3/24

$494

Fri 4/186:05 amFCO - ORD

3 stops33h 30mMultiple Airlines

Deal found 3/24

$495

Wed 4/238:20 amFCO - MDW

2 stops33h 00mMultiple Airlines

Deal found 3/24

$503

Wed 4/1611:10 amFCO - ORD

1 stop14h 50mAer Lingus

Deal found 3/24

$505

Sun 5/2510:45 amFCO - ORD

1 stop29h 55mTurkish Airlines

Deal found 3/24

$511

Wed 9/311:05 amFCO - ORD

Nonstop10h 25mIberia

Deal found 3/24

$524

Sat 6/76:15 amCIA - ORD

2 stops21h 45mMultiple Airlines

Deal found 3/24

$526

Mon 8/2511:05 amFCO - ORD

Nonstop10h 25mFinnair

Deal found 3/24

$534

Mon 8/258:10 pmFCO - ORD

2 stops27h 00mScandinavian Airlines

Deal found 3/24

$574

Cheapflights Fare Finder

Use the filters below to find and compare flights from Rome to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 4/17

7:20 am-2:45 pm

1 stop14h 25m

Chicago O'Hare Intl

Thu 5/1

9:30 pm-6:00 pm

1 stop13h 30m

$570

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Mon 4/14

6:55 pm-2:45 pm

2 stops26h 50m

Chicago O'Hare Intl

Sun 4/27

9:30 pm-6:00 pm

1 stop13h 30m

$571

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Sun 5/11

1:10 pm-8:33 pm

1 stop14h 23m

Chicago O'Hare Intl

Sat 5/24

11:45 am-11:20 am

1 stop16h 35m

$577

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Wed 6/11

3:45 pm-9:15 pm

1 stop12h 30m

Chicago O'Hare Intl

Tue 12/2

6:30 pm-2:00 pm

1 stop12h 30m

$586

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 5/8

7:35 pm-4:10 pm

1 stop27h 35m

Chicago O'Hare Intl

Thu 5/15

7:15 pm-7:20 pm

2 stops17h 05m

$598

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Wed 4/30

11:05 am-2:30 pm

Nonstop10h 25m

Chicago O'Hare Intl

Tue 7/8

5:15 pm-9:10 am

Nonstop8h 55m

$604

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Sat 5/3

11:05 am-2:30 pm

Nonstop10h 25m

Chicago O'Hare Intl

Mon 5/19

10:25 pm-6:35 pm

1 stop13h 10m

$631

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Fri 5/9

1:20 pm-10:06 pm

2 stops15h 46m

Chicago O'Hare Intl

Fri 5/30

8:40 am-9:15 am

1 stop17h 35m

$638

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Sun 5/11

7:10 am-8:50 am

2 stops32h 40m

Chicago O'Hare Intl

Sat 5/24

6:30 pm-10:15 am

1 stop32h 45m

$650

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Sun 4/13

9:45 am-1:00 pm

Nonstop10h 15m

Chicago O'Hare Intl

Sun 4/20

3:35 pm-7:55 am

Nonstop9h 20m

$658

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 44 results

...

Compare providers for flights from Rome to Chicago

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rome to Chicago in March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star
Priceline	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Rome-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rome-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rome-Chicago flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Rome-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rome-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Rome to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Rome with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Rome to Chicago

How far ahead should I book a flight from Rome to Chicago?

To ensure you get the cheapest price possible for a flight from Rome to Chicago, you should look to book at least 50 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Rome to Chicago?

Currently, August is the cheapest month in which you can book a flight from Rome to Chicago (average of $245). Flying from Rome to Chicago in March is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ROM to CHI?

When flying from Rome to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 12% versus a flight in the morning.

Weekly flight availability from Rome to Chicago

The most flights from ROM to CHI are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Chicago by month

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Chicago

Read through reviews of airlines operating flights from Rome to Chicago, such as Delta, KLM and Air Transat. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,890 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM

7.8

Good

1,318 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Transat

7.8

Good

381 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

LOT

7.6

Good

1,061 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair

7.6

Good

1,266 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the cheapest airlines flying from Rome to Chicago round-trip?
According to our current data, Finnair ($571), Iberia ($577), and Icelandair ($586) offers the cheapest pricing from Rome to Chicago. Finnair is priced at 16% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Rome to Chicago one-way?
To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $474. WestJet flights start at $481 while deals on Air Serbia start at $484 one-way.
What are the most popular routes from Rome to Chicago?
Most travelers choose Rome Fiumicino - Chicago O'Hare Intl, Rome Fiumicino - Chicago Midway or Rome Ciampino - Chicago O'Hare Intl when deciding on the best route from Rome to Chicago.
What are the most reliable airlines from Rome to Chicago?
The top 3 most reliable airlines when flying from Rome to Chicago are Ethiopian Air (91%), Air Canada (78%) and Austrian Airlines (78%).
What are the cheapest flights from Rome to Chicago?
The cheapest flight price from Rome to Chicago is $620. On average you can expect to pay $1,371. The most popular route, (Rome Fiumicino - Chicago O'Hare Intl), can usually be booked for $520.
Can I find deals for flights from Rome to Chicago that include hotel bookings?
Yes. In addition to deals on Rome to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Rome to Chicago?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rome to Chicago.
Can I find deals for business class flights from Rome to Chicago?
Yes. Cheapflights offers flight deals from Rome to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Rome to Chicago?
Currently, August is the cheapest month in which you can book a flight from Rome to Chicago (average of $245). Flying from Rome to Chicago in March is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from Rome to Chicago

Airline	Cheapest	Average	Flexibility	On-time
ITA Airways	Cheapest$550	Average$702	FlexibilityNo cancel fee	On-time81%
Iberia	Cheapest$553	Average$705	FlexibilityNo cancel fee	On-time77%
British Airways	Cheapest$628	Average$768	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$629	Average$783	FlexibilityNo cancel fee	On-time69%
Lufthansa	Cheapest$639	Average$838	FlexibilityNo cancel fee	On-time76%
American Airlines	Cheapest$732	Average$956	FlexibilityNo cancel fee	On-time71%

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$474+ Cheap flights from Rome (ROM) to Chicago (CHI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Rome to Chicago with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Rome to Chicago are usually found in February or May, booked 50 days in advance, depart on a Thursday or Monday and return on a Tuesday

Cheap flight deals from Rome to Chicago

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Rome to Chicago

Cheapest flights from Rome to ChicagoExplore the most affordable flight options available from Rome to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Explore the most affordable flight options available from Rome to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Rome to Chicago that are best for you.

Compare providers for flights from Rome to Chicago

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rome to Chicago in March.

Best time to book a flight from Rome to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Rome with our price prediction graph.

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Everything you need to know about your flight from Rome to Chicago

How far ahead should I book a flight from Rome to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Rome to Chicago. Price data was last updated on March 21, 2025.

What is the cheapest month to book a flight from Rome to Chicago?

What is the cheapest time of day to fly from ROM to CHI?

Find hourly flight availability from Rome to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

Weekly flight availability from Rome to Chicago

Explore weekly flight availability from Rome to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 25, 2025.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

Reviews of airlines servicing Chicago

Read through reviews of airlines operating flights from Rome to Chicago, such as Delta, KLM and Air Transat. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Rome to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Rome to Chicago round-trip?

What are the cheapest airlines to fly from Rome to Chicago one-way?

What are the most popular routes from Rome to Chicago?

What are the most reliable airlines from Rome to Chicago?

What are the cheapest flights from Rome to Chicago?

Can I find deals for flights from Rome to Chicago that include hotel bookings?

How can I find direct flights from Rome to Chicago?

Can I find deals for business class flights from Rome to Chicago?

What is the cheapest month to book a flight from Rome to Chicago?

Traveling to a place near Rome?

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Alternative routes for Rome to Chicago

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Top 6 airlines flying from Rome to Chicago

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Cheapest flights from Rome to Chicago
Explore the most affordable flight options available from Rome to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.