Which layover airport has the shortest connection time from Rome Fiumicino Airport to Chicago O'Hare Intl Airport?

Reykjavik (KEF) has the shortest average layover time for this route: 1h 18m.

Which airline has the best punctuality record on Rome to Chicago flights?

According to our data, SWISS have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

Which layover airport offers the lowest fares from Rome Fiumicino Airport to Chicago O'Hare Intl Airport?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $738.

Which airport is the most popular layover for flights between Rome Fiumicino Airport and Chicago O'Hare Intl Airport?

Dublin (DUB) was the most common stop: 88% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Rome Fiumicino to Chicago O'Hare Intl?

TAP AIR PORTUGAL, Icelandair, and Aer Lingus are the most popular carriers operating from Rome Fiumicino to Chicago O'Hare Intl

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which layover airport has the shortest travel time from Rome Fiumicino Airport to Chicago O'Hare Intl Airport?

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 12h 30m.

How often are flights from Rome to Chicago delayed?

Historically, on average around 17% of flights between Rome and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 172 minutes.

What airlines fly to Chicago O'Hare Intl Airport?

United Airlines, British Airways and American Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Rome Fiumicino Airport according to our data. United Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 4 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

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

As of October 2025, there are 4 operators available to choose from 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.

$437 Cheap Flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport in 2025/26

Q: How many flights depart from Rome Fiumicino Airport to Chicago O'Hare Intl Airport on average per week?

As of October 2025, 71 flights take off from Rome Fiumicino Airport and land in Chicago O'Hare Intl Airport each week. The most common flight departure day for this route is Thu, with 15% of weekly flights taking off on this day.

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Find the cheapest flights from Rome Fiumicino Airport to Chicago

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One-way

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Enter your travel dates to find the best prices.

11:25 am - 5:20 pmFCO-ORD

12h 55m1 stop

6:30 pm - 2:00 pmORD-FCO

12h 30m1 stop

$573Icelandair

Find Deal

mié., dic. 17 - sáb., ene. 10

7:10 pm - 12:45 pmFCO-ORD

24h 35m1 stop

2:20 pm - 1:25 amORD-FCO

29h 05m2 stops

$577Multiple Airlines

Find Deal

mar., dic. 9 - lun., mar. 9

11:55 am - 4:45 pmFCO-ORD

35h 50m1 stop

7:20 pm - 11:05 amORD-FCO

32h 45m1 stop

$582Scandinavian Airlines

Find Deal

mar., dic. 23 - sáb., ene. 17

6:00 am - 3:00 pmFCO-ORD

16h 00m1 stop

8:25 pm - 6:45 pmORD-FCO

15h 20m1 stop

$592TAP AIR PORTUGAL

Find Deal

mié., nov. 12 - dom., feb. 8

7:40 pm - 4:45 pmFCO-ORD

52h 05m2 stops

7:20 pm - 11:05 amORD-FCO

32h 45m1 stop

$596Scandinavian Airlines

Find Deal

sáb., ene. 10 - mié., ene. 14

4:40 pm - 3:25 pmFCO-ORD

29h 45m1 stop

7:10 pm - 3:50 pmORD-FCO

13h 40m1 stop

$629TAP AIR PORTUGAL

Find Deal

jue., nov. 6 - mié., nov. 19

7:05 am - 1:10 pmFCO-ORD

13h 05m1 stop

11:00 am - 7:55 amORD-FCO

13h 55m1 stop

$630United Airlines

Find Deal

mié., nov. 19 - mar., dic. 2

7:05 am - 1:10 pmFCO-ORD

13h 05m1 stop

3:45 pm - 7:45 amORD-FCO

9h 00mnonstop

$631United Airlines

Find Deal

jue., nov. 6 - mié., nov. 19

1:10 pm - 8:26 pmFCO-ORD

14h 16m1 stop

11:47 am - 11:25 amORD-FCO

16h 38m2 stops

$635British Airways

Find Deal

vie., nov. 21 - jue., dic. 4

8:30 pm - 3:25 pmFCO-ORD

25h 55m1 stop

11:44 am - 11:25 amORD-FCO

16h 41m2 stops

$641British Airways

Find Deal

sáb., nov. 15 - lun., feb. 9

Lufthansa flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport

Our best Lufthansa deals on Rome Fiumicino Airport to Chicago O'Hare Intl Airport flight tickets

Lufthansa

Oct 24

FCO9:45 amRome Fiumicino

10h 30m

ORD1:15 pmChicago O'Hare Intl

Nov 9

ORD3:45 pmChicago O'Hare Intl

9h 00m

FCO7:45 amRome Fiumicino

$618

Find similar

Lufthansa

Nov 14

FCO9:45 amRome Fiumicino

10h 25m

ORD1:10 pmChicago O'Hare Intl

Nov 27

ORD3:45 pmChicago O'Hare Intl

9h 00m

FCO7:45 amRome Fiumicino

$644

Find similar

Lufthansa

Oct 24

FCO9:45 amRome Fiumicino

10h 30m

ORD1:15 pmChicago O'Hare Intl

Nov 9

ORD9:50 pmChicago O'Hare Intl

13h 25m

1 stop

FCO6:15 pmRome Fiumicino

$645

Find similar

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

Our best Scandinavian Airlines deals on Rome Fiumicino Airport to Chicago O'Hare Intl Airport flight tickets

Scandinavian Airlines

Dec 23

FCO11:55 amRome Fiumicino

35h 50m

1 stop

ORD4:45 pmChicago O'Hare Intl

Jan 17

ORD7:20 pmChicago O'Hare Intl

32h 45m

1 stop

FCO11:05 amRome Fiumicino

$582

Find similar

Scandinavian Airlines

Jan 10

FCO7:40 pmRome Fiumicino

52h 05m

2 stops

ORD4:45 pmChicago O'Hare Intl

Jan 14

ORD7:20 pmChicago O'Hare Intl

32h 45m

1 stop

FCO11:05 amRome Fiumicino

$596

Find similar

Scandinavian Airlines

Jan 8

FCO11:55 amRome Fiumicino

35h 50m

1 stop

ORD4:45 pmChicago O'Hare Intl

Apr 29

ORD7:15 pmChicago O'Hare Intl

16h 20m

1 stop

FCO6:35 pmRome Fiumicino

$628

Find similar

momondo Fare Finder

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

mié. 12/17

11:25 am-5:20 pm

1 stop12h 55m

Chicago O'Hare Intl

sáb. 1/10

6:30 pm-2:00 pm

1 stop12h 30m

$573

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

mar. 12/9

7:10 pm-12:45 pm

1 stop24h 35m

Chicago O'Hare Intl

lun. 3/9

2:20 pm-1:25 am

2 stops29h 05m

$577

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

mar. 12/23

11:55 am-4:45 pm

1 stop35h 50m

Chicago O'Hare Intl

sáb. 1/17

7:20 pm-11:05 am

1 stop32h 45m

$582

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

mié. 11/12

6:00 am-3:00 pm

1 stop16h 00m

Chicago O'Hare Intl

dom. 2/8

8:25 pm-6:45 pm

1 stop15h 20m

$592

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

sáb. 1/10

7:40 pm-4:45 pm

2 stops52h 05m

Chicago O'Hare Intl

mié. 1/14

7:20 pm-11:05 am

1 stop32h 45m

$596

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

jue. 11/6

4:40 pm-3:25 pm

1 stop29h 45m

Chicago O'Hare Intl

mié. 11/19

7:10 pm-3:50 pm

1 stop13h 40m

$629

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

mié. 11/19

7:05 am-1:10 pm

1 stop13h 05m

Chicago O'Hare Intl

mar. 12/2

11:00 am-7:55 am

1 stop13h 55m

$630

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

jue. 11/6

7:05 am-1:10 pm

1 stop13h 05m

Chicago O'Hare Intl

mié. 11/19

3:45 pm-7:45 am

Nonstop9h 00m

$631

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

vie. 11/21

1:10 pm-8:26 pm

1 stop14h 16m

Chicago O'Hare Intl

jue. 12/4

11:47 am-11:25 am

2 stops16h 38m

$635

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

sáb. 11/15

8:30 pm-3:25 pm

1 stop25h 55m

Chicago O'Hare Intl

lun. 2/9

11:44 am-11:25 am

2 stops16h 41m

$641

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Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Layovers

Other information

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

The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Rome Fiumicino Airport averaging around $645.

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 $729. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday 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 $818.

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 $736 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 $524 on momondo.

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

There are 3 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 October 2025, prices for Rome Fiumicino Airport to Chicago O'Hare Intl Airport flights are approximately 2% 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	$590
Fastest flight time	10h 20m
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 $590. 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 $693.

The fastest flight from Rome Fiumicino Airport to Chicago O'Hare Intl Airport takes 10h 20m

Direct flights go from Rome Fiumicino Airport to Chicago O'Hare Intl Airport every day.

Search flight deals

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 25m 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?
As of October 2025, there are 4 operators available to choose from 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?
Based on momondo bookings for flights between Rome Fiumicino Airport and Chicago O'Hare Intl Airport, the leading plane model is Boeing 787 Dreamliner, making up 41.14% of the total bookings. Other popular models include Boeing 787-10 Dreamliner with 18.58%, Boeing 787-8 Dreamliner with 13.32%, and Airbus A330 with 6.02%.
What is the most popular airline from Rome Fiumicino Airport to Chicago O'Hare Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Rome Fiumicino Airport to Chicago O'Hare Intl Airport is United Airlines, representing 47% of all bookings. The subsequent popular airlines are British Airways at 23%, American Airlines at 18%, and Iberia at 12%.

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 Airlines	PriceFrom $536	Free Cancellation	Rating 7.2 11,040 reviews	Search American Airlines flights
Iberia	PriceFrom $550	Free Cancellation	Rating 7.0 2,994 reviews	Search Iberia flights
United Airlines	PriceFrom $585	Free Cancellation	Rating 7.4 8,982 reviews	Search United Airlines flights
British Airways	PriceFrom $628	Free Cancellation	Rating 6.7 7,457 reviews	Search British 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 8,982 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 11,040 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 $711, 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.

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Tinley Park

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Elgin

Aurora

Benton Harbor

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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Cheap flights from Rome Fiumicino Airport to Chicago from $437

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Lufthansa flights from Rome Fiumicino Airport to Chicago O'Hare Intl Airport

Our best Lufthansa deals on Rome Fiumicino Airport to Chicago O'Hare Intl Airport flight tickets

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

Our best Scandinavian Airlines deals on Rome Fiumicino Airport to Chicago O'Hare Intl Airport flight tickets

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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 cheapest month to fly to Chicago O'Hare Intl Airport?

The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Rome Fiumicino Airport averaging around $645.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

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?

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

There are 3 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 October 2025, prices for Rome Fiumicino Airport to Chicago O'Hare Intl Airport flights are approximately 2% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Rome Fiumicino to Chicago O'Hare Intl?

TAP AIR PORTUGAL, Icelandair, and Aer Lingus are the most popular carriers operating from Rome Fiumicino to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

How often are flights from Rome to Chicago delayed?

Historically, on average around 17% of flights between Rome and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 172 minutes.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Rome to Chicago flights?

According to our data, SWISS have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Rome Fiumicino Airport and Chicago O'Hare Intl Airport?

Dublin (DUB) was the most common stop: 88% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Rome Fiumicino Airport to Chicago O'Hare Intl Airport?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $738.

Which layover airport has the shortest travel time from Rome Fiumicino Airport to Chicago O'Hare Intl Airport?

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 12h 30m.

Which layover airport has the shortest connection time from Rome Fiumicino Airport to Chicago O'Hare Intl Airport?

Reykjavik (KEF) has the shortest average layover time for this route: 1h 18m.

How many flights depart from Rome Fiumicino Airport to Chicago O'Hare Intl Airport on average per day?

As of October 2025, 10 flights take off from Rome Fiumicino Airport and land in Chicago O'Hare Intl Airport each day. The most common flight departure time for this route is 9:00AM, with 94% of daily flights taking off at noon.

How many flights depart from Rome Fiumicino Airport to Chicago O'Hare Intl Airport on average per week?

As of October 2025, 71 flights take off from Rome Fiumicino Airport and land in Chicago O'Hare Intl Airport each week. The most common flight departure day for this route is Thu, with 15% of weekly flights taking off on this day.

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

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

Fastest flight time

Direct flights

How far is Rome Fiumicino to Chicago O'Hare Intl by plane?

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

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?

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

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

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

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

Traveling to a place near Chicago?

Why use momondo?

Why should I use momondo to find a flight deal from Rome to Chicago?

Can I find flights from Rome to Chicago with flexible booking policies on momondo?

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

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