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Cheap flights from Chicago (CHI) to Rome (ROM) - Compare and Save

CHI — ROM
jul. 17 — jul. 241
jue. 7/17
jue. 7/24
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Rome are usually found in February or January, booked 56 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Chicago to Rome

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Rome (ROM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 12, 2025.

Round-trip from

$596
(oojo)

One-way from

$260
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$941

Good round-trip deal

$760 or less

Good one-way deal

$509 or less
From Chicago (CHI) to Rome (ROM)
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One-way flight from Chicago (CHI) to Rome (ROM)
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Highest demand for flights based on searches. 23% potential increase in price ($230 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 Chicago (CHI) to Rome (ROM).
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Price to beat on a one-way flight from Chicago (CHI) to Rome (ROM).
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Find flight deals from Chicago to Rome

Cheapest flights from Chicago to Rome
Explore the most affordable flight options available from Chicago to Rome. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 12, 2025.

This oojo deal was found by Cheapflights users on 7/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/237:15 pmORD - FCO
1 stop16h 30mScandinavian Airlines
vie. 10/38:10 pmFCO - ORD
2 stops27h 00mScandinavian Airlines
Deal found 7/12$596
This Mytrip deal was found by Cheapflights users on 7/11. 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.
lun. 9/18:12 pmORD - FCO
3 stops32h 33mMultiple Airlines
mar. 9/1611:30 amFCO - ORD
3 stops35h 42mMultiple Airlines
Deal found 7/11$606
This oojo deal was found by Cheapflights users on 7/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/121:36 pmORD - FCO
2 stops22h 24mTAP AIR PORTUGAL
mié. 9/178:00 pmFCO - ORD
1 stop21h 55mTAP AIR PORTUGAL
Deal found 7/10$607
This Delta deal was found by Cheapflights users on 7/12. 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.
lun. 10/275:59 pmMDW - FCO
2 stops15h 51mDelta
lun. 11/36:10 amFCO - MDW
2 stops19h 26mDelta
Deal found 7/12$607
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/10. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/116:00 pmORD - FCO
1 stop23h 10mTAP AIR PORTUGAL
lun. 9/155:55 amFCO - ORD
1 stop17h 45mTAP AIR PORTUGAL
Deal found 7/10$608
This Scandinavian Airlines deal was found by Cheapflights users on 7/12. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/67:15 pmORD - FCO
1 stop16h 30mScandinavian Airlines
lun. 10/137:35 pmFCO - ORD
1 stop27h 35mScandinavian Airlines
Deal found 7/12$609
This Cheapflightsfares deal was found by Cheapflights users on 7/10. 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.
mar. 10/71:36 pmORD - FCO
2 stops22h 24mTAP AIR PORTUGAL
mié. 10/224:45 amFCO - ORD
1 stop18h 25mTAP AIR PORTUGAL
Deal found 7/10$610
This Delta deal was found by Cheapflights users on 7/11. 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.
dom. 11/96:00 amMDW - FCO
2 stops18h 05mDelta
mar. 11/119:20 amFCO - MDW
2 stops19h 24mDelta
Deal found 7/11$610
This oojo deal was found by Cheapflights users on 7/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/287:15 pmORD - FCO
1 stop32h 50mScandinavian Airlines
dom. 10/59:30 pmFCO - ORD
2 stops25h 40mScandinavian Airlines
Deal found 7/10$611
This Expedia deal was found by Cheapflights users on 7/11. 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.
lun. 8/186:10 pmORD - FCO
1 stop17h 50mMultiple Airlines
mié. 8/2711:05 amFCO - ORD
Nonstop10h 25mMultiple Airlines
Deal found 7/11$612
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/11. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/126:00 pmORD - FCO
1 stop18h 05mTAP AIR PORTUGAL
jue. 10/307:35 pmFCO - ORD
1 stop26h 40mTAP AIR PORTUGAL
Deal found 7/11$613
This FlightHub deal was found by Cheapflights users on 7/10. 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.
jue. 9/186:00 pmORD - FCO
1 stop23h 10mTAP AIR PORTUGAL
sáb. 9/275:55 amFCO - ORD
1 stop17h 35mTAP AIR PORTUGAL
Deal found 7/10$614

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago 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 julio 12, 2025.
Use the filters below to find and compare flights from Chicago to Rome that are best for you.

Fly from

Chicago

Fly to

Rome

Route

Depart

Return

Price

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

mar. 9/23

7:15 pm-6:45 pm

1 stop16h 30m

Rome Fiumicino

vie. 10/3

8:10 pm-4:10 pm

2 stops27h 00m

$596

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

sáb. 1/3

9:50 pm-6:20 pm

1 stop13h 30m

Rome Fiumicino

lun. 1/12

7:10 pm-6:25 pm

1 stop30h 15m

$605

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

lun. 8/4

6:10 pm-4:45 pm

1 stop15h 35m

Rome Fiumicino

sáb. 9/13

7:00 am-10:11 pm

2 stops22h 11m

$606

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

vie. 9/12

1:36 pm-7:00 pm

2 stops22h 24m

Rome Fiumicino

mié. 9/17

8:00 pm-10:55 am

1 stop21h 55m

$607

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

jue. 9/11

6:00 pm-12:10 am

1 stop23h 10m

Rome Fiumicino

lun. 9/15

5:55 am-4:40 pm

1 stop17h 45m

$608

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

lun. 10/6

7:15 pm-6:45 pm

1 stop16h 30m

Rome Fiumicino

lun. 10/13

7:35 pm-4:10 pm

1 stop27h 35m

$609

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

mar. 10/7

1:36 pm-7:00 pm

2 stops22h 24m

Rome Fiumicino

mié. 10/22

4:45 am-4:10 pm

1 stop18h 25m

$610

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

dom. 9/28

7:15 pm-11:05 am

1 stop32h 50m

Rome Fiumicino

dom. 10/5

9:30 pm-4:10 pm

2 stops25h 40m

$611

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

lun. 8/18

6:10 pm-7:00 pm

1 stop17h 50m

Rome Fiumicino

mié. 8/27

11:05 am-2:30 pm

Nonstop10h 25m

$612

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

dom. 10/12

6:00 pm-7:05 pm

1 stop18h 05m

Rome Fiumicino

jue. 10/30

7:35 pm-4:15 pm

1 stop26h 40m

$613

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/12

Showing 1-10 of 60 results
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Best time to book a flight from Chicago to Rome

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

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

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Rome. Price data was last updated on July 11, 2025.

The price you pay for your flight from Chicago to Rome may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Chicago to Rome (average of $644). Flying from Chicago to Rome in June is currently the most expensive (average of $1,139). 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 CHI to ROM?

Find hourly flight availability from Chicago 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 julio 12, 2025.

One of the essential ways to save on airfare from Chicago to Rome is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 27% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Chicago to Rome. Price data was last updated on December 16, 2024.

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

Weekly flight availability from Chicago to Rome

Explore weekly flight availability from Chicago 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 julio 12, 2025.

The most flights from CHI to ROM are scheduled on a Saturday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).

How much does it cost to fly round-trip from Chicago to Rome?

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 julio 12, 2025.
See what other customers who have flown with Delta, KLM, and Air Transat from Chicago to Rome have to say. 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
7,950 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

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
1,372 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

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!
Air Transat
7.8
Good
412 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

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!
Air France
7.5
Good
1,468 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

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!
SWISS
7.5
Good
1,656 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

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 Chicago 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 flying from Chicago to Rome round-trip?

    According to our current data, Scandinavian Airlines ($596), Lufthansa ($605), and TAP AIR PORTUGAL ($607) offers the cheapest pricing from Chicago to Rome. These flights start at 21% lower than the current average price 3 months from now.

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

    While some choose either Chicago Midway - Rome Fiumicino or Chicago O'Hare Intl - Rome Ciampino, Chicago O'Hare Intl - Rome Fiumicino is the most popular route from Chicago to Rome.

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

    No one likes to see their flight delayed. When booking a flight from Chicago to Rome consider choosing Air Canada (77%), Austrian Airlines (77%) or United Airlines (77%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Chicago to Rome?

    Looking for the cheapest flight from Chicago to Rome? While on average our users pay $1,773, our data indicates the cheapest price to be $418. The most popular route (Chicago O'Hare Intl - Rome Fiumicino), is priced around $326.

  • Where are the most common layover locations when flying from Chicago to Rome?

    Chicago to Rome flights have a layover in Lisbon most often. Reykjavik is the second most popular location for layovers on flights from Chicago to Rome. Zurich comes next as the third most popular layover location for Chicago to Rome flights.

  • What are some popular things to do or see while on a layover in Lisbon?

    Chiado, Praça do Marquês de Pombal, and Londres are currently the most popular points of interest in Lisbon at the moment. Those on a layover in Lisbon interested in visiting Chiado, Praça do Marquês de Pombal, or Londres can do so by traveling 4.5 mi, 3.6 mi, and 2.3 mi, respectively from Lisbon Humberto Delgado. Travelers can book a car rental at Lisbon Humberto Delgado for about $23 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Reykjavik?

    Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool are the most popular attractions in Reykjavik if you're in need of something to do during your layover. Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool are located about 23.2 mi, 23.3 mi, and 24.6 mi, respectively from Reykjavik Keflavik Intl. Travelers can book a car rental at Reykjavik Keflavik Intl for about $78 per day to make their sightseeing more efficient.

  • What are points of interest worth seeing during a layover in Zurich?

    Lindenhof, Paradeplatz, and Zoo Zürich are currently the most popular points of interest in Zurich. Those on a layover in Zurich interested in visiting Lindenhof, Paradeplatz, or Zoo Zürich can do so by traveling 5.9 mi, 6.1 mi, and 5.0 mi, respectively from Zurich. Those on a layover in Zurich in need of a rental car can book one at Zurich for about $71.

  • Where are the least popular layover locations for Chicago to Rome flights?

    Chicago to Rome flights that have layovers will least frequently stop in Frankfurt am Main. London follows Frankfurt am Main in terms of the least common layover location on Chicago to Rome flights. London is followed by Dublin in terms of the least popular layover location for Chicago to Rome flights.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Chicago to Rome (average of $644). Flying from Chicago to Rome in June is currently the most expensive (average of $1,139). 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 Chicago?

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

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Top 10 airlines flying from Chicago to Rome

Discover the top 10 airlines that operate flights from Chicago 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 julio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$365Average$557FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$377Average$495FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$413Average$742FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$432Average$508FlexibilityNo cancel feeOn-time77%
KLMCheapest$455Average$660FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$458Average$796FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$500Average$700FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$505Average$853FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$506Average$719FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$525Average$895FlexibilityNo cancel feeOn-time77%

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