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Cheap flights from Rome Fiumicino Airport to Chicago from $520

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 Fiumicino Airport to Chicago departing on 9/27. 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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Find the cheapest flights from Rome Fiumicino Airport to Chicago

Cheap round-trip flights

Icelandair Logo
3:45 pm - 6:15 pmFCO-ORD
33h 30m1 stop
Icelandair Logo
6:30 pm - 2:00 pmORD-FCO
12h 30m1 stop
$560Icelandair
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Mon, Oct 20 - Tue, Nov 4
Logo
7:10 pm - 12:45 pmFCO-ORD
24h 35m1 stop
Logo
6:40 am - 2:30 pmORD-FCO
24h 50m1 stop
$562
Find Deal
Thu, Nov 13 - Sat, Nov 15
Logo
10:30 pm - 3:00 pmFCO-ORD
23h 30m2 stops
Logo
8:15 pm - 12:05 amORD-FCO
20h 50m1 stop
$563
Find Deal
Tue, Nov 11 - Fri, Nov 14
Logo
10:15 pm - 12:35 pmFCO-ORD
21h 20m2 stops
Logo
6:00 pm - 5:50 pmORD-FCO
16h 50m2 stops
$564
Find Deal
Wed, Oct 15 - Thu, Oct 23
British Airways Logo
8:50 pm - 1:50 pmFCO-ORD
24h 00m1 stop
British Airways Logo
8:40 pm - 4:55 pmORD-FCO
13h 15m1 stop
$567British Airways
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Mon, Nov 3 - Thu, Nov 13
United Airlines Logo
7:10 am - 2:55 pmFCO-ORD
14h 45m1 stop
United Airlines Logo
3:45 pm - 7:45 amORD-FCO
9h 00mnonstop
$573United Airlines
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Thu, Oct 23 - Thu, Nov 6
United Airlines Logo
7:10 am - 12:55 pmFCO-ORD
12h 45m1 stop
United Airlines Logo
6:50 pm - 2:00 pmORD-FCO
12h 10m1 stop
$576United Airlines
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Thu, Oct 23 - Thu, Nov 6
British Airways Logo
6:50 pm - 1:50 pmFCO-ORD
26h 00m1 stop
British Airways Logo
4:34 pm - 4:55 pmORD-FCO
17h 21m2 stops
$578British Airways
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Mon, Nov 3 - Wed, Nov 12
American Airlines Logo
9:05 pm - 2:50 pmFCO-ORD
24h 45m1 stop
American Airlines Logo
10:35 pm - 7:10 pmORD-FCO
13h 35m1 stop
$587American Airlines
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Tue, Sep 30 - Fri, Oct 17
Iberia Logo
10:15 pm - 1:30 pmFCO-ORD
22h 15m1 stop
Iberia Logo
5:10 pm - 9:10 amORD-FCO
9h 00mnonstop
$596Iberia
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Wed, Oct 1 - Wed, Oct 15

United Airlines flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport

Our best United Airlines deals on Rome Fiumicino Airport to Chicago O'Hare Intl Airport flight tickets
United Airlines
Oct 23
FCO7:10 amRome Fiumicino
14h 45m
1 stop
ORD2:55 pmChicago O'Hare Intl
Nov 6
ORD3:45 pmChicago O'Hare Intl
9h 00m
FCO7:45 amRome Fiumicino
$573
Find similar
United Airlines
Oct 23
FCO7:10 amRome Fiumicino
12h 45m
1 stop
ORD12:55 pmChicago O'Hare Intl
Nov 6
ORD6:50 pmChicago O'Hare Intl
12h 10m
1 stop
FCO2:00 pmRome Fiumicino
$576
Find similar
United Airlines
Nov 6
FCO7:05 amRome Fiumicino
13h 05m
1 stop
ORD1:10 pmChicago O'Hare Intl
Nov 19
ORD6:00 pmChicago O'Hare Intl
22h 00m
1 stop
FCO11:00 pmRome Fiumicino
$577
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Iberia flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport

Our best Iberia deals on Rome Fiumicino Airport to Chicago O'Hare Intl Airport flight tickets
Iberia
Sep 22
FCO11:05 amRome Fiumicino
10h 25m
ORD2:30 pmChicago O'Hare Intl
Oct 5
ORD5:00 pmChicago O'Hare Intl
9h 10m
FCO9:10 amRome Fiumicino
$590
Find similar
Iberia
Oct 1
FCO10:15 pmRome Fiumicino
22h 15m
1 stop
ORD1:30 pmChicago O'Hare Intl
Oct 15
ORD5:10 pmChicago O'Hare Intl
9h 00m
FCO9:10 amRome Fiumicino
$596
Find similar
Iberia
Sep 22
FCO11:05 amRome Fiumicino
10h 25m
ORD2:30 pmChicago O'Hare Intl
Oct 5
ORD5:00 pmChicago O'Hare Intl
9h 10m
FCO9:10 amRome Fiumicino
$626
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momondo Fare Finder

 
Customize your flight search to find flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Mon 10/20

3:45 pm-6:15 pm

1 stop33h 30m

Chicago O'Hare Intl

Tue 11/4

6:30 pm-2:00 pm

1 stop12h 30m

$560

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 11/13

7:10 pm-12:45 pm

1 stop24h 35m

Chicago O'Hare Intl

Sat 11/15

6:40 am-2:30 pm

1 stop24h 50m

$562

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Tue 11/11

10:30 pm-3:00 pm

2 stops23h 30m

Chicago O'Hare Intl

Fri 11/14

8:15 pm-12:05 am

1 stop20h 50m

$563

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Wed 10/15

10:15 pm-12:35 pm

2 stops21h 20m

Chicago O'Hare Intl

Thu 10/23

6:00 pm-5:50 pm

2 stops16h 50m

$564

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Mon 11/3

8:50 pm-1:50 pm

1 stop24h 00m

Chicago O'Hare Intl

Thu 11/13

8:40 pm-4:55 pm

1 stop13h 15m

$567

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 10/23

7:10 am-2:55 pm

1 stop14h 45m

Chicago O'Hare Intl

Thu 11/6

3:45 pm-7:45 am

Nonstop9h 00m

$573

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 10/23

7:10 am-12:55 pm

1 stop12h 45m

Chicago O'Hare Intl

Thu 11/6

6:50 pm-2:00 pm

1 stop12h 10m

$576

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Mon 11/3

6:50 pm-1:50 pm

1 stop26h 00m

Chicago O'Hare Intl

Wed 11/12

4:34 pm-4:55 pm

2 stops17h 21m

$578

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Tue 9/30

9:05 pm-2:50 pm

1 stop24h 45m

Chicago O'Hare Intl

Fri 10/17

10:35 pm-7:10 pm

1 stop13h 35m

$587

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Wed 10/1

10:15 pm-1:30 pm

1 stop22h 15m

Chicago O'Hare Intl

Wed 10/15

5:10 pm-9:10 am

Nonstop9h 00m

$596

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Rome Fiumicino Airport 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 typical price of a round-trip flight between Rome Fiumicino Airport and Chicago O'Hare Intl Airport?

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

The month of May is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Rome Fiumicino Airport averaging around $663.

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 $733. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Rome Fiumicino Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $864.

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 Fiumicino Airport 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 Fiumicino to Chicago O'Hare Intl flight route?

Fly from Rome Fiumicino to Chicago O'Hare Intl for the best Rome Fiumicino - 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 Fiumicino Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $733 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 Fiumicino Airport for as low as $465 on momondo.

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

There are 4 cabin classes available to choose from on Rome Fiumicino 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 Fiumicino Airport to Chicago O'Hare Intl Airport flights?

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

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

As of September 2025, prices for Rome Fiumicino Airport to Chicago O'Hare Intl Airport flights are approximately 42% more expensive when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Rome Fiumicino Airport 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 Fiumicino Airport to Chicago O'Hare Intl Airport (FCO to ORD) flight deals and tips

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

Best Price Found

$723

Fastest flight time

10h 25m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Rome Fiumicino Airport in the past 72 hours is $723. The best round-trip flight deal from Rome Fiumicino Airport to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $679.
The fastest flight from Rome Fiumicino Airport to Chicago O'Hare Intl Airport takes 10h 25m
Direct flights go from Rome Fiumicino Airport to Chicago O'Hare Intl Airport every day.
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  • How far is Rome Fiumicino to Chicago O'Hare Intl by plane?

    The straight-line distance from Rome Fiumicino to Chicago O'Hare Intl is 4807.8 mi. Typically, this will take 10h 30m by plane in normal conditions.

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

    Prices for flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rome Fiumicino Airport to Chicago O'Hare Intl Airport.

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

    The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

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

Compare and see reviews for airlines that fly from Rome Fiumicino Airport to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $536Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
IberiaPriceFrom $550Free CancellationRating
7.0
2,924 reviews
Search Iberia flights
British AirwaysPriceFrom $571Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
United AirlinesPriceFrom $585Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
ITA AirwaysPriceFrom $658Free CancellationRating
6.7
1,036 reviews
Search ITA Airways flights

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

    United Airlines flies from Rome Fiumicino Airport to Chicago O'Hare Intl Airport around 7 times per week, with 8,929 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Rome Fiumicino Airport to Chicago O'Hare Intl Airport in the last 72 hours was $585 (round-trip), much lower than the average airfare cost of $769 for United Airlines flights on this route.

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

    American Airlines (7.2/10 from 10,000 reviews) operates around 7 flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport in any given week. The average American Airlines airfare for this route is around $757, with deals from around $536 rare but found on momondo. Referenced prices are for round-trip Rome Fiumicino Airport to Chicago O'Hare Intl Airport flight searches in the last 72 hours.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
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Rockford
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Kenosha
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Joliet
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Racine
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Elgin
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Janesville
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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?

Yes. momondo enables you to select and highlight flights to Chicago from Rome with this policy.

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

Once you have performed a search for Rome to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Rome to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

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