The Parthenon on the Acropolis of Athens, surrounded by dense olive trees and rocky terrain.

Cheap Flights from Chicago (ORD) to Athens (ATH)

View AU$465 flight on Mon, 24 Aug 2026Opens in a new window

Popular airlines from Chicago O'Hare International Airport (ORD) to Athens Intl. Airport (ATH)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Chicago (ORD) to Athens (ATH)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Fri, 4 June - Sat, 12 June
ORD
Chicago
ATH
Athens
AU$1,273 Return, found 3 days ago
AU$1,273
Return
found 3 days ago
Select TAP Portugal flight, departing Fri, 4 June from Chicago to Athens, returning Sat, 12 June, priced at AU$1,273 found 3 days ago
ITA Airways
Tue, 15 Sept - Sat, 26 Sept
ORD
Chicago
ATH
Athens
AU$1,376 Return, found 5 days ago
AU$1,376
Return
found 5 days ago
Select ITA Airways flight, departing Tue, 15 Sept from Chicago to Athens, returning Sat, 26 Sept, priced at AU$1,376 found 5 days ago
TAP Portugal
Thu, 3 Sept - Thu, 10 Sept
ORD
Chicago
ATH
Athens
AU$1,410 Return, found 4 days ago
AU$1,410
Return
found 4 days ago
Select TAP Portugal flight, departing Thu, 3 Sept from Chicago to Athens, returning Thu, 10 Sept, priced at AU$1,410 found 4 days ago
Scandinavian Airlines
Tue, 15 Sept - Sat, 26 Sept
ORD
Chicago
ATH
Athens
AU$1,428 Return, found 5 days ago
AU$1,428
Return
found 5 days ago
Select Scandinavian Airlines flight, departing Tue, 15 Sept from Chicago to Athens, returning Sat, 26 Sept, priced at AU$1,428 found 5 days ago
TAP Portugal
Thu, 3 Sept - Thu, 10 Sept
ORD
Chicago
ATH
Athens
AU$1,452 Return, found 4 days ago
AU$1,452
Return
found 4 days ago
Select TAP Portugal flight, departing Thu, 3 Sept from Chicago to Athens, returning Thu, 10 Sept, priced at AU$1,452 found 4 days ago
Turkish Airlines
Thu, 3 Sept - Thu, 10 Sept
ORD
Chicago
ATH
Athens
AU$1,468 Return, found 4 days ago
AU$1,468
Return
found 4 days ago
Select Turkish Airlines flight, departing Thu, 3 Sept from Chicago to Athens, returning Thu, 10 Sept, priced at AU$1,468 found 4 days ago
Turkish Airlines
Thu, 3 Sept - Thu, 10 Sept
ORD
Chicago
ATH
Athens
AU$1,497 Return, found 4 days ago
AU$1,497
Return
found 4 days ago
Select Turkish Airlines flight, departing Thu, 3 Sept from Chicago to Athens, returning Thu, 10 Sept, priced at AU$1,497 found 4 days ago
Turkish Airlines
Thu, 3 Sept - Thu, 10 Sept
ORD
Chicago
ATH
Athens
AU$1,521 Return, found 4 days ago
AU$1,521
Return
found 4 days ago
Select Turkish Airlines flight, departing Thu, 3 Sept from Chicago to Athens, returning Thu, 10 Sept, priced at AU$1,521 found 4 days ago
ITA Airways
Thu, 3 Sept - Thu, 10 Sept
ORD
Chicago
ATH
Athens
AU$1,543 Return, found 4 days ago
AU$1,543
Return
found 4 days ago
Select ITA Airways flight, departing Thu, 3 Sept from Chicago to Athens, returning Thu, 10 Sept, priced at AU$1,543 found 4 days ago
United
Thu, 3 Sept - Thu, 10 Sept
ORD
Chicago
ATH
Athens
AU$1,656 Return, found 4 days ago
AU$1,656
Return
found 4 days ago
Select United flight, departing Thu, 3 Sept from Chicago to Athens, returning Thu, 10 Sept, priced at AU$1,656 found 4 days ago

Find the cheapest month to fly from Chicago (ORD) to Athens (ATH)

January is typically the cheapest month to fly

From AU$675 - AU$1,359 per traveller.

Frequently asked questions

How much does a flight from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos) cost?
You can find one-way and return flights from ORD to ATH with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ORD to ATH ticket fares go up or down.
What is the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos)?
February is typically the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos), with average return fares around AU$981. February often sees lower prices because it falls outside of peak holiday seasons, when travel demand tends to decrease, leading airlines to offer more competitive fares. January and November are also good months to find deals on this route.
Which airlines fly direct from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos)?
There are 2 airlines offering direct flights from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos). Here are the carriers:
  • American Airlines operates 7 direct flights from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos) every week.
  • United operates 7 direct flights from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos) every week.
What is the cheapest airline that flies from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos)?
American Eagle offers one of the cheapest connecting return flights with a layover in Boston (BOS), starting from around AU$937. American Airlines is one of the cheapest airlines offering nonstop return flights from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos), with tickets starting from around AU$984 for flights that can be booked for departure within the next year. These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Chicago, IL (ORD) to Athens (ATH)?
To find a cheap flight from Chicago, IL (ORD) to Athens (ATH), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos)?
The best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, American Airlines typically offers the lowest fares. United offers the most daily flights from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Chicago, IL (ORD) to Athens (ATH)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos)?
You'll find approximately 2 nonstop flights per day from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos). For even more choices, look at flights that include layovers, as there are around 190 connecting flights per day. Some common connection points include Pearson Intl. (YYZ), John F. Kennedy Intl. (JFK), and Pierre Elliott Trudeau Intl. (YUL).
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos)?
The earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos) typically departs around 5:00 AM. This flight is operated by American Airlines. This is a seasonal service, active in April and May. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos)?
You'll find the most flights from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos) on a Saturday, with around 109 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include American Airlines, United, and Delta. Saturday offers notably more flight options compared to other days of the week, so if flexibility is key, this could be a great day to fly.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos)?
The most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos) are in the afternoon, from 3pm to 6pm. Many major carriers, including United, Lufthansa and American Airlines, offer flights during this window. Many travelers prefer this because it allows for a full day of activities before heading to the airport, and often results in a morning arrival at your destination.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos)?
A direct flight from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos) typically takes around 10 hours 18 minutes. This journey covers a distance of approximately 8,771 kilometers. If you opt for a flight with one stop, your travel time will be longer, usually around 13 hours 18 minutes. Flights with two or more stops generally take about 16 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some flexibility in your travel plans.
Can you fly business or first class from Chicago, IL (ORD-O'Hare Intl.) to Athens (ATH-Eleftherios Venizelos)?
Yes, you can fly business class or first class between ORD and ATH. Airlines that offer business class service on this route include:
  • Turkish Airlines
  • Emirates
  • Swiss International Air Lines
  • TAP Portugal
  • Lufthansa
  • Air France
  • Iberia
  • ITA Airways
  • Aer Lingus
  • Icelandair
  • Egyptair
  • LOT-Polish Airlines
  • Royal Jordanian
  • SAS
  • KLM
  • Air Canada
  • British Airways
  • Air Serbia
  • Delta
  • American Airlines
  • United
  • Austrian Airlines
  • Ethiopian Airlines
First class cabins are available on Emirates, Swiss International Air Lines, and Lufthansa.
How do I earn miles on a Chicago, IL (ORD) to Athens (ATH) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD) to Athens (ATH) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Athens (ATH) from Chicago, IL (ORD)?
If you're planning to travel to Athens from O'Hare Intl. (ORD), you can fly directly into Eleftherios Venizelos (ATH). Some flights may connect through major hubs like Pearson Intl. (YYZ), John F. Kennedy Intl. (JFK), or Frankfurt Intl. (FRA) before reaching Athens. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Chicago, IL (ORD) to Athens (ATH) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD) to Athens (ATH) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (ORD) to Athens (ATH) flight and hotel package?
Securing a Chicago, IL (ORD) to Athens (ATH) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities 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 Chicago, IL (ORD) to Athens (ATH)?
If you booked your Chicago, IL (ORD) to Athens (ATH) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Eleftherios Venizelos
Return price
AU$1,273
Distance
8719 km
Average flight time
18 hours 17 mins

Book with confidence

Your quick guide to flights from Chicago to Athens

Pick up great flights from Chicago to Athens

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Chicago to Athens. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Chicago to Athens that take around hours.

Find cheap flights from Chicago to Athens

From the great flight deals with prices currently ranging from AU$1,273 to AU$1,656, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Chicago to Athens around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Athens is normally in June.

Reasons to book your flight from Chicago to Athens with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Chicago to Athens across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Athens right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Chicago to Athens

Explore a world of travel with Expedia

*Available to Expedia members.