$445 Cheap Flights from Chicago (ORD) to Argostolion (EFL)

View $445 flight on Sun, Aug 9, 2026Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Argostolion (EFL-Kefalonia Island Intl.)

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Cheap Flights from Chicago to Argostolion (ORD-EFL)

Prices were available within the past 7 days and start at $445 for one-way flights and $793 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Sun, Aug 9 - Sun, Aug 23
ORD
Chicago
EFL
Kefalonia
$793 Roundtrip, found 4 days ago
$793
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Sun, Aug 9 from Chicago to Kefalonia, returning Sun, Aug 23, priced at $793 found 4 days ago
Lufthansa
Sun, Aug 9 - Sun, Aug 23
ORD
Chicago
EFL
Kefalonia
$896 Roundtrip, found 4 days ago
$896
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Sun, Aug 9 from Chicago to Kefalonia, returning Sun, Aug 23, priced at $896 found 4 days ago
Lufthansa
Sun, Aug 9 - Sun, Aug 23
ORD
Chicago
EFL
Kefalonia
$900 Roundtrip, found 4 days ago
$900
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Sun, Aug 9 from Chicago to Kefalonia, returning Sun, Aug 23, priced at $900 found 4 days ago
Air France
Wed, Dec 3 - Mon, Dec 15
ORD
Chicago
EFL
Kefalonia
$919 Roundtrip, found 3 days ago
$919
Roundtrip
found 3 days ago
Select Air France flight, departing Wed, Dec 3 from Chicago to Kefalonia, returning Mon, Dec 15, priced at $919 found 3 days ago
Delta
Wed, Dec 10 - Mon, Dec 22
ORD
Chicago
EFL
Kefalonia
$943 Roundtrip, found 3 days ago
$943
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Dec 10 from Chicago to Kefalonia, returning Mon, Dec 22, priced at $943 found 3 days ago
Air France
Wed, Dec 3 - Sun, Dec 14
ORD
Chicago
EFL
Kefalonia
$969 Roundtrip, found 3 days ago
$969
Roundtrip
found 3 days ago
Select Air France flight, departing Wed, Dec 3 from Chicago to Kefalonia, returning Sun, Dec 14, priced at $969 found 3 days ago
KLM
Fri, Dec 5 - Mon, Dec 15
ORD
Chicago
EFL
Kefalonia
$974 Roundtrip, found 3 days ago
$974
Roundtrip
found 3 days ago
Select KLM flight, departing Fri, Dec 5 from Chicago to Kefalonia, returning Mon, Dec 15, priced at $974 found 3 days ago
Delta
Sat, Dec 6 - Mon, Dec 22
ORD
Chicago
EFL
Kefalonia
$993 Roundtrip, found 3 days ago
$993
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Dec 6 from Chicago to Kefalonia, returning Mon, Dec 22, priced at $993 found 3 days ago
Delta
Wed, Dec 10 - Mon, Dec 22
ORD
Chicago
EFL
Kefalonia
$1,018 Roundtrip, found 5 days ago
$1,018
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Dec 10 from Chicago to Kefalonia, returning Mon, Dec 22, priced at $1,018 found 5 days ago
British Airways
Sun, Aug 9 - Sun, Aug 23
ORD
Chicago
EFL
Kefalonia
$1,069 Roundtrip, found 4 days ago
$1,069
Roundtrip
found 4 days ago
Select British Airways flight, departing Sun, Aug 9 from Chicago to Kefalonia, returning Sun, Aug 23, priced at $1,069 found 4 days ago

Alternative airports near Kefalonia

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kefalonia Island Intl. EFL. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $2,088
EFL
Kefalonia Island Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $2,088

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Kefalonia Island Intl. Airport (EFL) cost?
Secure a cheap one-way flight from $445 or cheap return flight from $793 from O'Hare Intl. Airport (ORD) to Kefalonia Island Intl. Airport (EFL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from O'Hare Intl. Airport (ORD) to Kefalonia Island Intl. Airport (EFL)?
August is the least expensive month to fly from ORD to EFL. Avoiding peak travel times is often the key to finding better fares.
What is the cheapest airline that flies from O'Hare Intl. Airport (ORD) to Kefalonia Island Intl. Airport (EFL)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest ORD to EFL flight.
How many flights per day from O'Hare Intl. Airport (ORD) to Kefalonia Island Intl. Airport (EFL)?
Direct flights from O'Hare Intl. Airport (ORD) to Kefalonia Island Intl. Airport (EFL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ORD to EFL?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Kefalonia Island Intl. Airport (EFL)?
To land at Kefalonia Island Intl. Airport (EFL) on time, opt for a flight that leaves O'Hare Intl. Airport (ORD) before 3 PM. The chance 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 O'Hare Intl. Airport (ORD) to Kefalonia Island Intl. Airport (EFL) last-minute?
Last-minute fares from ORD to EFL are typically more expensive. To secure the lowest prices, start looking for flights well in advance. That said, if your travel plans are flexible, you may score a cheap ticket right before your trip.
Is it cheaper to book an ORD to EFL flight and hotel package?
Compared with arranging hotels and flights separately, booking an ORD to EFL flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place takes the hassle out of planning your trip. Just pick your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Kefalonia Island Intl. Airport (EFL)?
If you reserved your ORD to EFL flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Kefalonia Island Intl.
Airlines serving
British Airways, Emirates
Roundtrip price
$792
Distance
5306 mi

Book with confidence

Chicago to Argostolion Flights

The cheapest times to fly from Chicago to Argostolion

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 Chicago to Argostolion are during the month of August. You can find some of the cheapest flights from Chicago to Argostolion with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Argostolion

Sunday is one of the best days to book for cheap flights from Chicago to Argostolion: 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 Chicago to Argostolion

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 Chicago to Argostolion in 2025. You can also book with separate airlines for your outbound and return journeys, from $445 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 Chicago to Argostolion 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 Chicago to Argostolion 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.

 

Chicago to Argostolion Flights

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*Available to One Key members.