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$254+ Cheap flights from Illinois to Rome (ROM)

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ROM
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheap flight deals from Illinois to Rome

Keep the following information in mind while searching for Illinois to Rome flight deals. Data was last updated July 2, 2025.

Round-trip from

$500
(United Airlines)

One-way from

$254
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$936

Good round-trip deal

$768 or less

Good one-way deal

$535 or less
From Illinois to Rome (ROM)
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One-way flight from Illinois to Rome (ROM)
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Highest demand for flights based on searches. 23% potential increase in price ($228 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Illinois to Rome (ROM).
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Price to beat on a one-way flight from Illinois to Rome (ROM).
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Find flight deals from Illinois to Rome

Cheapest flights from Illinois to Rome
Explore the most affordable flight options available from Illinois to Rome. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This United Airlines deal was found by Cheapflights users on 7/2. 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 10/226:00 amSTL - FCO
2 stops20h 15mUnited Airlines
Fri 11/77:05 amFCO - STL
1 stop13h 50mUnited Airlines
Deal found 7/2$500
This CheapOair deal was found by Cheapflights users on 7/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/229:15 amSTL - FCO
1 stop19h 30mMultiple Airlines
Fri 11/77:05 amFCO - STL
1 stop13h 50mMultiple Airlines
Deal found 7/2$502
This Booking.com deal was found by Cheapflights users on 7/2. 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 10/229:15 amSTL - FCO
2 stops17h 00mAir Canada
Fri 11/71:35 pmFCO - STL
2 stops32h 54mAir Canada
Deal found 7/2$509
This Delta deal was found by Cheapflights users on 7/1. 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.
Sat 8/165:11 pmSTL - FCO
1 stop31h 24mDelta
Wed 9/1011:35 amFCO - STL
1 stop14h 32mDelta
Deal found 7/1$566
This Iberia deal was found by Cheapflights users on 7/1. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/164:19 pmSTL - FCO
1 stop33h 51mIberia
Fri 9/127:35 amFCO - STL
2 stops33h 10mIberia
Deal found 7/1$575
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1411:16 amMLI - FCO
1 stop16h 29mAmerican Airlines
Thu 11/2011:25 amFCO - MLI
2 stops17h 22mAmerican Airlines
Deal found 7/2$584
This FlightHub deal was found by Cheapflights users on 7/1. 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 11/303:50 pmSTL - FCO
1 stop18h 50mLufthansa
Sat 12/61:30 pmFCO - STL
1 stop31h 25mLufthansa
Deal found 7/1$590
This British Airways deal was found by Cheapflights users on 6/30. 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.
Fri 11/146:39 pmMLI - FCO
2 stops15h 01mMultiple Airlines
Thu 11/207:35 amFCO - MLI
2 stops20h 51mMultiple Airlines
Deal found 6/30$590
This CheapOair deal was found by Cheapflights users on 7/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1310:36 amSTL - FCO
1 stop17h 44mBritish Airways
Mon 10/208:30 pmFCO - STL
2 stops29h 06mBritish Airways
Deal found 7/2$593
This Ovago deal was found by Cheapflights users on 7/2. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:15 pmPIA - FCO
2 stops18h 30mBritish Airways
Wed 10/86:55 amFCO - PIA
2 stops23h 26mBritish Airways
Deal found 7/2$612
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/157:00 amPIA - FCO
1 stop18h 05mAmerican Airlines
Fri 8/2211:05 amFCO - PIA
1 stop15h 05mAmerican Airlines
Deal found 7/1$626
This Expedia deal was found by Cheapflights users on 6/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/141:07 pmSPI - FCO
1 stop13h 03mBritish Airways
Thu 8/2111:05 amFCO - SPI
1 stop32h 32mBritish Airways
Deal found 6/30$626

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Rome 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 July 2, 2025.
Use the filters below to find and compare flights from Illinois to Rome that are best for you.

Fly from

Illinois

Fly to

Rome

Route

Depart

Return

Price

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Wed 10/22

6:00 am-9:15 am

2 stops20h 15m

Rome Fiumicino

Fri 11/7

7:05 am-1:55 pm

1 stop13h 50m

$500

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Wed 10/22

9:15 am-11:45 am

1 stop19h 30m

Rome Fiumicino

Fri 11/7

7:05 am-1:55 pm

1 stop13h 50m

$502

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Wed 10/22

9:15 am-9:15 am

2 stops17h 00m

Rome Fiumicino

Fri 11/7

1:35 pm-3:29 pm

2 stops32h 54m

$509

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Sat 8/16

5:11 pm-7:35 am

1 stop31h 24m

Rome Fiumicino

Wed 9/10

11:35 am-7:07 pm

1 stop14h 32m

$566

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Sat 8/16

5:52 pm-8:05 am

1 stop31h 13m

Rome Fiumicino

Tue 9/9

7:35 am-8:32 pm

2 stops19h 57m

$575

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Sun 11/30

3:50 pm-5:40 pm

1 stop18h 50m

Rome Fiumicino

Sat 12/6

1:30 pm-1:55 pm

1 stop31h 25m

$590

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Mon 10/13

10:36 am-11:20 am

1 stop17h 44m

Rome Fiumicino

Mon 10/20

8:30 pm-6:36 pm

2 stops29h 06m

$593

PeoriaRome

PIA - FCO

PIAFCO

Greater Peoria

Wed 10/1

6:15 pm-7:45 pm

2 stops18h 30m

Rome Fiumicino

Wed 10/8

6:55 am-11:21 pm

2 stops23h 26m

$612

PeoriaRome

PIA - FCO

PIAFCO

Greater Peoria

Fri 8/15

7:00 am-8:05 am

1 stop18h 05m

Rome Fiumicino

Fri 8/22

11:05 am-7:10 pm

1 stop15h 05m

$626

SpringfieldRome

SPI - FCO

SPIFCO

Springfield Capital

Thu 8/14

1:07 pm-9:10 am

1 stop13h 03m

Rome Fiumicino

Thu 8/21

11:05 am-12:37 pm

1 stop32h 32m

$626

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 53 results
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Best time to book a flight from Illinois to Rome

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

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

Currently, January is the cheapest month in which you can book a flight from Illinois to Rome (average of $644). Flying from Illinois to Rome in June is currently the most expensive (average of $1,141). 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 IL to ROM?

Find hourly flight availability from Illinois to Rome. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Rome as you normally would.

Weekly flight availability from Illinois to Rome

Explore weekly flight availability from Illinois to Rome. 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 July 2, 2025.

The most flights from USIL to ROM are scheduled on a Monday (14 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).

Reviews of airlines servicing Rome

Get insights into the airlines that provide service to Rome. 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 Rome. Reviews last updated July 2, 2025.
Peruse reviews from past customers who have flown with Delta, Porter Airlines, and KLM from Illinois to Rome to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,983 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Porter Airlines
8.0
Very good
298 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
809 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $301. However, be on the lookout for offers from Turkish Airlines and Icelandair, as they are both options that can get you from Illinois to Rome for a low price.

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

    When deciding which route to take from Illinois to Rome consider Chicago O'Hare Intl - Rome Fiumicino, Chicago Midway - Rome Fiumicino or Chicago O'Hare Intl - Rome Ciampino as they are the most popular.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Illinois to Rome on time: Air Canada (77%), Austrian Airlines (77%), United Airlines (77%).

  • What are the cheapest flights from Illinois to Rome?

    The cheapest flight price from Illinois to Rome is $443. On average you can expect to pay $1,801. The most popular route, (Chicago O'Hare Intl - Rome Fiumicino), can usually be booked for $362.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Illinois to Rome (average of $644). Flying from Illinois to Rome in June is currently the most expensive (average of $1,141). 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

Traveling to a place near Illinois?

Book flights to Illinois if you plan to visit one of these locations
Fiumicino
Gaeta
Ciampino
Montepulciano
Santa Marinella

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Alternative routes for Illinois to Rome

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
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Top 10 airlines flying from Illinois to Rome

Discover the top 10 airlines that operate flights from Illinois to Rome. 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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$365Average$552FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$377Average$492FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$394Average$776FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$432Average$507FlexibilityNo cancel feeOn-time77%
KLMCheapest$455Average$660FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$458Average$764FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$500Average$723FlexibilityNo cancel feeOn-time67%
Aer LingusCheapest$506Average$701FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$507Average$862FlexibilityNo cancel feeOn-time76%
IberiaCheapest$526Average$897FlexibilityNo cancel feeOn-time77%

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