HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'Hare Intl

$253+ Cheap flights from Athens (ATH) to O'Hare Intl (ORD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — ORD
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Athens to O'Hare Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Athens Eleftherios V. to Chicago O'Hare Intl are usually found in February or May, booked 78 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Athens to O'Hare Intl

Cheapest flights from Athens to O'Hare Intl
Explore the most affordable flight options available from Athens to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This British Airways deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/131:00 pm
ATH
-
ORD
1 stop31h 22m
British Airways
Mon 6/86:45 pm
ORD
-
ATH
1 stop30h 25m
British Airways
Deal found 1/25$553
This Finnair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/248:50 pm
ATH
-
ORD
1 stop23h 40m
Multiple Airlines
Sun 8/164:45 pm
ORD
-
ATH
Nonstop10h 15m
Multiple Airlines
Deal found 1/26$554
This British Airways deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/54:10 pm
ATH
-
ORD
1 stop29h 40m
British Airways
Fri 6/58:46 pm
ORD
-
ATH
1 stop28h 09m
British Airways
Deal found 1/24$555
This British Airways deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:50 pm
ATH
-
ORD
2 stops30h 30m
British Airways
Sat 5/235:17 pm
ORD
-
ATH
2 stops24h 53m
British Airways
Deal found 1/25$556
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/149:40 pm
ATH
-
ORD
1 stop20h 25m
Turkish Airlines
Wed 4/811:25 am
ORD
-
ATH
1 stop13h 30m
Turkish Airlines
Deal found 1/25$557
This Billigflug deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/28:10 pm
ATH
-
ORD
2 stops28h 36m
Multiple Airlines
Sun 2/155:10 pm
ORD
-
ATH
1 stop24h 10m
Multiple Airlines
Deal found 1/25$559
This British Airways deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/115:30 pm
ATH
-
ORD
1 stop27h 00m
British Airways
Thu 6/114:40 pm
ORD
-
ATH
Nonstop10h 20m
British Airways
Deal found 1/25$560
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:35 am
ATH
-
ORD
2 stops20h 55m
American Airlines
Tue 3/316:40 am
ORD
-
ATH
1 stop18h 30m
American Airlines
Deal found 1/26$561
This Iberia deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/67:50 pm
ATH
-
ORD
2 stops27h 05m
Multiple Airlines
Sun 2/86:25 pm
ORD
-
ATH
1 stop13h 30m
Multiple Airlines
Deal found 1/24$564
This British Airways deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/178:50 pm
ATH
-
ORD
1 stop25h 00m
British Airways
Fri 6/56:45 pm
ORD
-
ATH
1 stop30h 10m
British Airways
Deal found 1/25$565
This British Airways deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:15 am
ATH
-
ORD
Nonstop11h 40m
British Airways
Tue 6/95:00 pm
ORD
-
ATH
1 stop25h 10m
British Airways
Deal found 1/25$567
This Gotogate deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:20 pm
ATH
-
ORD
1 stop26h 10m
British Airways
Wed 6/310:20 pm
ORD
-
ATH
1 stop30h 05m
British Airways
Deal found 1/24$568

Find flight deals from Athens to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Athens (ATH) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$553
(British Airways)

One-way from

$253
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$872

Good round-trip deal

$636 or less

Good one-way deal

$514 or less
Provider with most accurate pricing for Athens Eleftherios V.-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Athens Eleftherios V.-Chicago O'Hare Intl flights.
Search Deals
From Athens Eleftherios V. to Chicago O'Hare Intl
Search Deals
One-way flight from Athens Eleftherios V. to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Athens Eleftherios V. to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from Athens Eleftherios V. to Chicago O'Hare Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Athens to O'Hare Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Athens to Chicago O'Hare Intl Airport that are best for you.

Fly from

Athens

Fly to

O'Hare Intl

Route

Depart

Return

Price

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Wed 5/13

1:00 pm-12:22 pm

1 stop31h 22m

Chicago O'Hare Intl

Mon 6/8

6:45 pm-9:10 am

1 stop30h 25m

$553

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 3/5

4:10 pm-1:50 pm

1 stop29h 40m

Chicago O'Hare Intl

Fri 6/5

8:46 pm-8:55 am

1 stop28h 09m

$555

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Sat 5/16

6:20 pm-12:30 pm

1 stop26h 10m

Chicago O'Hare Intl

Thu 6/11

4:40 pm-11:00 am

Nonstop10h 20m

$560

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Sun 5/17

8:50 pm-1:50 pm

1 stop25h 00m

Chicago O'Hare Intl

Fri 6/5

6:45 pm-8:55 am

1 stop30h 10m

$565

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 5/11

8:50 pm-3:55 pm

1 stop27h 05m

Chicago O'Hare Intl

Mon 6/8

6:45 pm-9:10 am

1 stop30h 25m

$565

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 3/5

2:25 pm-1:50 pm

1 stop31h 25m

Chicago O'Hare Intl

Tue 6/2

4:53 pm-7:05 pm

2 stops18h 12m

$570

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 3/17

5:20 pm-3:20 pm

1 stop29h 00m

Chicago O'Hare Intl

Tue 3/31

5:10 pm-10:55 pm

1 stop21h 45m

$577

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 3/17

1:45 pm-3:20 pm

1 stop32h 35m

Chicago O'Hare Intl

Tue 3/31

5:40 pm-10:55 pm

2 stops21h 15m

$579

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Sun 5/17

8:50 pm-3:55 pm

1 stop27h 05m

Chicago O'Hare Intl

Tue 6/9

1:16 pm-6:05 pm

2 stops20h 49m

$580

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Sat 5/16

8:35 pm-1:50 pm

1 stop25h 15m

Chicago O'Hare Intl

Tue 6/9

5:00 pm-2:10 am

1 stop25h 10m

$580

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Athens to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Athens to O'Hare Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
business-class.comPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Athens-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Athens-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Athens-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Athens-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Athens-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Athens to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Athens with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Athens to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Athens to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Athens to O'Hare Intl. Price data was last updated on January 23, 2026.

The best time to book flights from Athens to Chicago O'Hare Intl Airport is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Athens to Chicago O'Hare Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Athens to Chicago O'Hare Intl Airport (average of $471). Flying from Athens to Chicago O'Hare Intl Airport in December is currently the most expensive (average of $595). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Athens to Chicago O'Hare Intl Airport?

The best insider tips for Athens to Chicago O'Hare Intl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Athens to Chicago O'Hare Intl Airport trip
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on ORD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Brandon Schultz

Brandon Schultz

Expert on ATH

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated January 26, 2026.
Get a feel of what it's like to fly with United Airlines, American Airlines, and Iberia from Athens to Chicago O'Hare Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,199 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,199 reviews
United Airlines
7.4
Good
9,199 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
American Airlines
7.2
Good
11,189 reviews
United Airlines
7.4
Good
9,199 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Iberia
7.0
Good
3,098 reviews
United Airlines
7.4
Good
9,199 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Lufthansa
6.8
Okay
7,747 reviews
United Airlines
7.4
Good
9,199 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
British Airways
6.7
Okay
7,700 reviews
United Airlines
7.4
Good
9,199 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Athens to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Athens to Chicago O'Hare Intl?

    Athens Eleftherios V. (ATH), located 12.3 mi from the city center, is the airport you fly out of when you book flights from Athens to Chicago O'Hare Intl. 9 airlines have flights from Eleftherios V. to Chicago O'Hare Intl on a regular basis. Booking flights from Athens Eleftherios V. to Chicago O'Hare Intl should not be difficult; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day.

  • How long is the flight from Athens to Chicago O'Hare Intl Airport?

    British Airways can get you from Athens to Chicago O'Hare Intl Airport in just under 31h 22m. Your travel time can differ by up to . The distance from Athens to Chicago O'Hare Intl Airport is about 5446 mi.

  • What are the cheapest airlines flying from Athens to Chicago O'Hare Intl Airport round-trip?

    Our cheapest airline available from Athens to Chicago O'Hare Intl Airport is Finnair. Our recent data shows that you can find tickets from as low as $485 on this airline. Additional options worth looking into are Delta and British Airways, starting at $492 and $493 round-trip. Finnair is currently priced 29% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Athens to Chicago O'Hare Intl Airport one-way?

    The cheapest airlines for a one-way flight from Athens to Chicago O'Hare Intl Airport are Air Serbia ($290), Turkish Airlines ($302), and Iberia ($361).

  • What are the cheapest flights from Athens to Chicago O'Hare Intl Airport?

    While on average a flight from Athens to Chicago O'Hare Intl Airport is generally $1,026, our data shows the cheapest flight currently is $487. When looking at the most popular route, (Athens Eleftherios V. - Chicago O'Hare Intl), you can expect to pay $408 for that flight.

  • Can I find deals for flights from Athens to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Athens to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Athens to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Athens to O'Hare Intl.

  • Can I find deals for business class flights from Athens to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Athens to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Athens to Chicago O'Hare Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Athens to Chicago O'Hare Intl Airport (average of $471). Flying from Athens to Chicago O'Hare Intl Airport in December is currently the most expensive (average of $595). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Naperville
Gurnee
Elgin
Hoffman Estates
Beloit
Delavan
Oak Brook
Des Plaines
Downers Grove
Elk Grove Village
Skokie
Libertyville
Lake Geneva
Waukegan
Bridgeview
Kenosha
Warrenville
Aurora

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 9 airlines flying from Athens to O'Hare Intl

Discover the top 9 airlines that operate flights from Athens to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$485Average$824FlexibilityNo cancel feeOn-time76%
DeltaCheapest$492Average$567FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$493Average$669FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$502Average$698FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$503Average$708FlexibilityNo cancel feeOn-time71%
IberiaCheapest$511Average$688FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$550Average$699FlexibilityNo cancel feeOn-time69%
SWISSCheapest$562Average$598FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$591Average$714FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.