$540 Cheap Flights from Faro (FAO) to Chicago (ORD)

View $540 flight on Sat, May 3, 2025Opens in a new window

Popular airlines from Faro Intl. Airport (FAO) to Chicago O'Hare Intl. Airport (ORD)

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Find available prices by choosing your travel dates.

Cheap Flights from Faro to Chicago (FAO-ORD)

Prices were available within the past 7 days and start at $540 for one-way flights and $667 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Thu, May 1 - Mon, May 5
FAO
Algarve
ORD
Chicago
$667 Roundtrip, found 2 days ago
$667
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Thu, May 1 from Algarve to Chicago, returning Mon, May 5, priced at $667 found 2 days ago
Aer Lingus
Thu, May 8 - Mon, May 12
FAO
Algarve
ORD
Chicago
$668 Roundtrip, found 3 days ago
$668
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Thu, May 8 from Algarve to Chicago, returning Mon, May 12, priced at $668 found 3 days ago
Aer Lingus
Fri, May 9 - Tue, May 13
FAO
Algarve
ORD
Chicago
$671 Roundtrip, found 7 hours ago
$671
Roundtrip
found 7 hours ago
Select Aer Lingus flight, departing Fri, May 9 from Algarve to Chicago, returning Tue, May 13, priced at $671 found 7 hours ago
Aer Lingus
Thu, May 1 - Mon, May 5
FAO
Algarve
ORD
Chicago
$676 Roundtrip, found 2 days ago
$676
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Thu, May 1 from Algarve to Chicago, returning Mon, May 5, priced at $676 found 2 days ago
Aer Lingus
Thu, May 8 - Mon, May 12
FAO
Algarve
ORD
Chicago
$677 Roundtrip, found 3 days ago
$677
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Thu, May 8 from Algarve to Chicago, returning Mon, May 12, priced at $677 found 3 days ago
Scandinavian Airlines
Thu, Jul 3 - Fri, Jul 18
FAO
Algarve
ORD
Chicago
$770 Roundtrip, found 4 days ago
$770
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Thu, Jul 3 from Algarve to Chicago, returning Fri, Jul 18, priced at $770 found 4 days ago
TAP Portugal
Sat, Sep 20 - Sat, Sep 27
FAO
Algarve
ORD
Chicago
$791 Roundtrip, found 4 days ago
$791
Roundtrip
found 4 days ago
Select TAP Portugal flight, departing Sat, Sep 20 from Algarve to Chicago, returning Sat, Sep 27, priced at $791 found 4 days ago
British Airways
Wed, May 7 - Sun, May 11
FAO
Algarve
ORD
Chicago
$795 Roundtrip, found 4 days ago
$795
Roundtrip
found 4 days ago
Select British Airways flight, departing Wed, May 7 from Algarve to Chicago, returning Sun, May 11, priced at $795 found 4 days ago
Swiss International Air Lines
Fri, May 9 - Tue, May 13
FAO
Algarve
ORD
Chicago
$808 Roundtrip, found 7 hours ago
$808
Roundtrip
found 7 hours ago
Select Swiss International Air Lines flight, departing Fri, May 9 from Algarve to Chicago, returning Tue, May 13, priced at $808 found 7 hours ago
United
Thu, Jun 5 - Mon, Jun 16
FAO
Algarve
ORD
Chicago
$810 Roundtrip, found 4 days ago
$810
Roundtrip
found 4 days ago
Select United flight, departing Thu, Jun 5 from Algarve to Chicago, returning Mon, Jun 16, priced at $810 found 4 days ago
Flights from Faro (FAO) to Chicago (ORD)
Origin airport
Faro Intl.
Destination airport
O'Hare Intl.
Airlines serving
Aer Lingus, Air Canada, American Airlines, British Airways, Brussels Airlines, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$667
Distance
4115 mi

Faro to Chicago Flights

The cheapest times to fly from Faro to Chicago

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Faro to Chicago are during the month of May. You can find some of the cheapest flights from Faro to Chicago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Faro to Chicago

Sunday is one of the best days to book for cheap flights from Faro to Chicago: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Faro to Chicago

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Faro to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from $540 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Faro to Chicago flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Faro to Chicago airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Faro Intl. Airport (FAO) to O'Hare Intl. Airport (ORD) cost?
Discover the latest flight deals from FAO to ORD by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from FAO to ORD?
The cheapest flights from FAO to ORD are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from FAO to ORD?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from FAO to ORD. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Faro Intl. Airport (FAO) to O'Hare Intl. Airport (ORD)?
You’ll need to catch a flight with a layover when traveling from Faro Intl. Airport (FAO) to O’Hare Intl. Airport (ORD). Direct flights don’t operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from FAO to ORD?
Generally you’ll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Faro Intl. Airport (FAO) to O'Hare Intl. Airport (ORD)?
To reach O’Hare Intl. Airport (ORD) without delays, choose a flight that leaves from Faro Intl. Airport (FAO) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Faro Intl. Airport (FAO) to O'Hare Intl. Airport (ORD) last-minute?
Booking your ticket from FAO to ORD just before your trip is typically more expensive. But if there’s some wiggle room with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a FAO to ORD flight and hotel package?
Opting for a FAO to ORD flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Choose from our wide range of hotels and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Faro Intl. Airport (FAO) to O'Hare Intl. Airport (ORD)?
If you booked your FAO to ORD flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you’d like more information.

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*Available to One Key members.