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$309+ Cheap flights from Rome (ROM) to Illinois

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
ROM — ORD
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheap flight deals from Rome to Illinois

Keep the following information in mind while searching for Rome to Illinois flight deals. Data was last updated March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$572
(Booking.com)

One-way from

$309
(Kiwi.com)

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.
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Provider most trusted by Cheapflights users for Rome (ROM)-Chicago (CHI) flights.
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From Rome (ROM) to Illinois
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One-way flight from Rome (ROM) to Illinois
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Highest demand for flights based on searches. 7% potential increase in price ($57 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Rome (ROM) to Illinois.
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Price to beat on a one-way flight from Rome (ROM) to Illinois.
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Find flight deals from Rome to Illinois

Cheapest flights from Rome to Illinois
Explore the most affordable flight options available from Rome to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

This Booking.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/711:05 amFCO - ORD
Nonstop10h 25mMultiple Airlines
Tue 5/135:00 pmORD - FCO
Nonstop9h 10mMultiple Airlines
Deal found 3/24$572
This British Airways deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/177:20 amFCO - ORD
1 stop13h 35mBritish Airways
Mon 4/214:44 pmORD - FCO
2 stops16h 11mBritish Airways
Deal found 3/25$573
This Air Canada deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/311:30 amFCO - ORD
2 stops28h 10mAir Canada
Mon 5/58:40 amORD - FCO
1 stop17h 35mAir Canada
Deal found 3/25$576
This Finnair deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/3010:40 amFCO - ORD
1 stop14h 10mFinnair
Tue 7/85:15 pmORD - FCO
Nonstop8h 55mFinnair
Deal found 3/25$585
This Cheapflightsfares deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2911:05 amFCO - ORD
Nonstop10h 25mIberia
Mon 7/75:15 pmORD - FCO
Nonstop8h 55mIberia
Deal found 3/25$586
This FlightHub deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/147:35 pmFCO - ORD
1 stop27h 35mScandinavian Airlines
Mon 6/27:15 pmORD - FCO
2 stops31h 30mScandinavian Airlines
Deal found 3/25$617
This FlightHub deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/47:30 amFCO - ORD
1 stop13h 30mAer Lingus
Mon 5/59:15 pmORD - FCO
1 stop15h 35mAer Lingus
Deal found 3/25$628
This United Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/77:00 amFCO - ORD
2 stops15h 05mUnited Airlines
Tue 5/133:45 pmORD - FCO
1 stop15h 30mUnited Airlines
Deal found 3/24$641
This deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/113:45 pmFCO - ORD
1 stop12h 30mIcelandair
Mon 6/27:25 pmORD - FCO
1 stop12h 10mIcelandair
Deal found 3/25$648
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:10 amFCO - ORD
1 stop15h 20mDelta
Tue 12/26:10 pmORD - FCO
2 stops16h 15mDelta
Deal found 3/25$649
This Mytrip deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/31:30 pmCIA - ORD
2 stops30h 50mMultiple Airlines
Sat 4/194:00 pmORD - CIA
2 stops22h 30mMultiple Airlines
Deal found 3/25$652
This Delta deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/176:30 amFCO - MDW
2 stops18h 50mDelta
Tue 4/221:16 pmMDW - FCO
2 stops15h 14mDelta
Deal found 3/26$654

Cheapflights Fare Finder

Customize your flight search to find flights from Rome to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 26, 2025.
Use the filters below to find and compare flights from Rome to Illinois that are best for you.

Fly from

Rome

Fly to

Illinois

Route

Depart

Return

Price

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Wed 5/7

11:05 am-2:30 pm

Nonstop10h 25m

Chicago O'Hare Intl

Tue 5/13

5:00 pm-9:10 am

Nonstop9h 10m

$572

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 4/17

7:20 am-1:55 pm

1 stop13h 35m

Chicago O'Hare Intl

Mon 4/21

4:44 pm-3:55 pm

2 stops16h 11m

$573

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Sat 5/3

11:30 am-8:40 am

2 stops28h 10m

Chicago O'Hare Intl

Mon 5/5

8:40 am-9:15 am

1 stop17h 35m

$576

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Wed 4/30

10:40 am-5:50 pm

1 stop14h 10m

Chicago O'Hare Intl

Tue 7/8

5:15 pm-9:10 am

Nonstop8h 55m

$585

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Tue 4/29

11:05 am-2:30 pm

Nonstop10h 25m

Chicago O'Hare Intl

Mon 7/7

5:15 pm-9:10 am

Nonstop8h 55m

$586

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Wed 5/14

7:35 pm-4:10 pm

1 stop27h 35m

Chicago O'Hare Intl

Mon 6/2

7:15 pm-9:45 am

2 stops31h 30m

$617

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Sun 5/4

7:30 am-2:00 pm

1 stop13h 30m

Chicago O'Hare Intl

Mon 5/5

9:15 pm-7:50 pm

1 stop15h 35m

$628

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Wed 5/7

7:00 am-3:05 pm

2 stops15h 05m

Chicago O'Hare Intl

Tue 5/13

3:45 pm-2:15 pm

1 stop15h 30m

$641

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Sun 5/11

3:45 pm-9:15 pm

1 stop12h 30m

Chicago O'Hare Intl

Mon 6/2

7:25 pm-2:35 pm

1 stop12h 10m

$648

RomeChicago

FCO - MDW

FCOMDW

Rome Fiumicino

Thu 4/17

6:30 am-6:20 pm

2 stops18h 50m

Chicago Midway

Tue 4/22

1:16 pm-11:30 am

2 stops15h 14m

$654

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 52 results
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Best time to book a flight from Rome to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois 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 Illinois

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

Currently, August is the cheapest month in which you can book a flight from Rome to Illinois (average of $245). Flying from Rome to Illinois 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 IL?

Find hourly flight availability from Rome to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.

When flying from Rome to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois 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 Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated March 26, 2025.
See what other customers who have flown with Delta, KLM and Air Transat from Rome to Illinois have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,891 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

8.0

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
7,891 reviews
Delta
8.0
Very good
7,891 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

8.0

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
7,891 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

8.0

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
7,891 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

8.0

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
7,891 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

8.0

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
7,891 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

8.0

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

Find useful and relevant information for your journey from Rome to Illinois. 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 to fly from Rome to Illinois one-way?

    One-way options have recently been found by users for as low as $479 on WestJet. Other airlines that offer cheap prices include Air Serbia from $484 and Aer Lingus from $503 one-way.

  • What are the most popular routes from Rome to Illinois?

    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 Illinois.

  • What are the most reliable airlines from Rome to Illinois?

    Consider Ethiopian Air (91%), Air Canada (78%) or Austrian Airlines (78%) when booking your flight. These represent the most reliable airlines when flying from Rome to Illinois.

  • What are the cheapest flights from Rome to Illinois?

    The cheapest flight price from Rome to Illinois is $614. On average you can expect to pay $1,374. The most popular route, (Rome Fiumicino - Chicago O'Hare Intl), can usually be booked for $518.

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

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

  • How can I find direct flights from Rome to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Rome to Illinois 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 Illinois?

    Currently, August is the cheapest month in which you can book a flight from Rome to Illinois (average of $245). Flying from Rome to Illinois 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Rome to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Rome to Illinois

Discover the top 6 airlines that operate flights from Rome to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
ITA AirwaysCheapest$550Average$702FlexibilityNo cancel feeOn-time81%
IberiaCheapest$553Average$705FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$628Average$768FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$629Average$783FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$639Average$838FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$732Average$956FlexibilityNo cancel feeOn-time71%
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