$393 Cheap Aer Lingus flights Chicago (ORD) to Rome (FCO)

View $393 flight on Sun, Nov 9, 2025Opens in a new window

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$393 Cheap Aer Lingus flights Chicago (ORD) to Rome (FCO)

Prices were available within the past 7 days and start at $393 for one-way flights and $505 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sun, Nov 9 - Tue, Nov 18
ORD
Chicago
FCO
Rome
$505 Roundtrip, found 1 hour ago
$505
Roundtrip
found 1 hour ago
Select Aer Lingus flight, departing Sun, Nov 9 from Chicago to Rome, returning Tue, Nov 18, priced at $505 found 1 hour ago
Flights from Chicago (ORD) to Rome (FCO)
Origin airport
O'Hare Intl.
Destination airport
Fiumicino - Leonardo da Vinci Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, ITA Airways, Iberia, Icelandair, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Popular airline
Lufthansa
Distance
4810 mi
Average flight time
16 hours 11 mins

Frequently asked questions

How much is an Aer Lingus flight from O'Hare Intl. Airport (ORD) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
You'll find affordable round-trip Aer Lingus flights from $505 from ORD to FCO by filtering your results from "Price (lowest to highest)" on Expedia. Or search for options from $393 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from ORD to FCO with Aer Lingus?
Aer Lingus flights to Rome tend to be cheaper in the low-season months of January and February. Whether you're in search of a one-way or a return ticket, you could land a better deal then.
What is the cheapest time to book flights from O'Hare Intl. Airport (ORD) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) with Aer Lingus?
Getting the best Aer Lingus deals from ORD to FCO often comes down to booking at the right time. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better yet, you can pocket 17% on average by buying your fare on a Sunday compared to a Friday, which is usually the most expensive day to book.* It's a good idea to start searching for flights about one month before your departure date.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Aer Lingus fly nonstop from O'Hare Intl. Airport (ORD) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
Fill in your dates, click search and select "Nonstop" on Expedia to find any direct flights from ORD to FCO with Aer Lingus or another carrier.
What is the earliest Aer Lingus flight from ORD to FCO?
Find Aer Lingus's earliest flights from ORD to FCO by checking our "Early Morning" and "Morning" filters. Not only will you arrive sooner, early departures also have a 20% less chance of being canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Aer Lingus fly into in Rome?
Jump on an Aer Lingus flight from O'Hare Intl. Airport (ORD) to Rome, and you'll probably arrive at Fiumicino - Leonardo da Vinci Intl. Airport (FCO). This is the airline's main hub in this city.
What kind of luggage can I take on an Aer Lingus flight from O'Hare Intl. Airport (ORD) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
For checked luggage, you can take 1 checked-in bag weighing up to 50 lb with dimensions not exceeding 62 inches. You can also travel with 1 cabin bag on board when flying standard economy from ORD to FCO with Aer Lingus. This carry-on has to weigh less than 22 lb and be no larger than 21 inches x 15 inches x 9 inches. Exceeding these restrictions can mean additional fees, so check Aer Lingus's baggage allowance policies before you pack.
Why fly with Aer Lingus from ORD to FCO?
Heading from ORD to FCO with Aer Lingus means enjoying a host of benefits, such as a 4-star airline rating and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That's on top of the Aer Lingus AerClub points you can earn with Aer Lingus.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Aer Lingus flight from O'Hare Intl. Airport (ORD) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
It's usually possible to reschedule or cancel your flight, although there may be a charge if you booked over 24 hours ago. Need flexible options? Use our "Changes included" and "No cancel fee" filters to find flights that won't penalize you if you need to adjust your plans. To make modifications, head to "Trips," select your flight and click on "Manage Booking" for more information.

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