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Cheap flights from Athens to Chicago O'Hare Intl Airport from £235

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — ORD
22 Mar — 29 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Athens to O'Hare Intl

Enter your travel dates to find the best prices.

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 20 February 2026.

Fri 6/310:10
ATH
-
ORD
1 stop31h 55m
Turkish Airlines
Tue 10/312:50
ORD
-
ATH
1 stop25h 00m
Turkish Airlines
Deal found 18/2£421
Thu 5/315:45
ATH
-
ORD
1 stop26h 20m
Turkish Airlines
Sun 8/321:20
ORD
-
ATH
1 stop16h 15m
Turkish Airlines
Deal found 18/2£425
Tue 31/318:30
ATH
-
ORD
1 stop25h 55m
Multiple Airlines
Tue 21/420:35
ORD
-
ATH
1 stop21h 35m
Multiple Airlines
Deal found 20/2£451
Mon 15/620:50
ATH
-
ORD
1 stop23h 40m
Multiple Airlines
Mon 6/722:25
ORD
-
ATH
1 stop18h 15m
Multiple Airlines
Deal found 19/2£452
Tue 16/614:00
ATH
-
ORD
1 stop13h 50m
LOT
Thu 2/721:50
ORD
-
ATH
1 stop31h 10m
LOT
Deal found 20/2£469
Thu 16/406:35
ATH
-
ORD
1 stop14h 20m
United Airlines
Thu 30/416:10
ORD
-
ATH
Nonstop10h 25m
United Airlines
Deal found 20/2£471
Tue 31/306:45
ATH
-
ORD
1 stop21h 10m
United Airlines
Tue 21/413:00
ORD
-
ATH
2 stops16h 25m
United Airlines
Deal found 20/2£473
Thu 11/606:35
ATH
-
ORD
1 stop14h 20m
United Airlines
Fri 26/613:18
ORD
-
ATH
1 stop12h 42m
United Airlines
Deal found 20/2£474
Wed 25/306:15
ATH
-
ORD
1 stop21h 50m
United Airlines
Sun 12/416:05
ORD
-
ATH
1 stop13h 20m
United Airlines
Deal found 18/2£475

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 20 February 2026.

Round-trip from

£421

One-way from

£235

Popular in

January

Cheapest in

February

Average price

£442
Turkish Airlines
  • Turkish Airlines
  • 6/3-10/3
  • 2 total stops
  • 56h 55m total
  • Athens to Chicago
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5/6
  • 5/6
  • 1 total stop
  • 23h 40m total
  • Athens to Chicago
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£27 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 20 February 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.

Fri 6/3

10:10-10:05

1 stop31h 55m

Chicago O'Hare Intl

Tue 10/3

12:50-20:50

1 stop25h 00m

£421

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 5/3

13:10-18:25

1 stop37h 15m

Chicago O'Hare Intl

Sun 8/3

21:20-20:35

1 stop16h 15m

£425

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 15/6

20:50-12:30

1 stop23h 40m

Chicago O'Hare Intl

Mon 6/7

22:25-00:40

1 stop18h 15m

£453

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 16/4

06:35-19:55

1 stop21h 20m

Chicago O'Hare Intl

Fri 1/5

12:55-10:00

1 stop13h 05m

£471

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 16/4

06:35-19:55

1 stop21h 20m

Chicago O'Hare Intl

Wed 22/4

16:10-10:35

Nonstop10h 25m

£471

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 16/4

06:35-12:55

1 stop14h 20m

Chicago O'Hare Intl

Thu 30/4

16:10-10:35

Nonstop10h 25m

£471

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 31/3

06:45-19:55

1 stop21h 10m

Chicago O'Hare Intl

Tue 21/4

13:00-13:25

2 stops16h 25m

£473

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Wed 25/3

14:20-21:05

1 stop13h 45m

Chicago O'Hare Intl

Sun 12/4

16:05-13:25

1 stop13h 20m

£474

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Wed 22/4

06:45-14:55

2 stops16h 10m

Chicago O'Hare Intl

Tue 21/7

13:18-10:00

1 stop12h 42m

£474

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 9/4

06:00-14:15

1 stop16h 15m

Chicago O'Hare Intl

Tue 14/4

17:10-23:00

1 stop21h 50m

£475

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 19 results
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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 return 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 return flight from Athens to O'Hare Intl. Price data was last updated on 18 February 2026.

To ensure you get the cheapest price possible for a flight from Athens to Chicago O'Hare Intl Airport, you should look to book at least 78 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, March is the cheapest month in which you can book a flight from Athens to Chicago O'Hare Intl Airport (average of £360). Flying from Athens to Chicago O'Hare Intl Airport in December is currently the most expensive (average of £442). 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 for a return flight from Athens to Chicago O'Hare Intl Airport?

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) is the airport you will fly out of if you book a flight from Athens to Chicago O'Hare Intl. You should not have trouble finding flights to Chicago O'Hare Intl from Eleftherios V.; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Athens airport to Chicago O'Hare Intl. It is only a 12.3 mi journey to Eleftherios V. (ATH) from Athens’s city center.

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

    A quick flight from Athens to Chicago O'Hare Intl Airport can take about 21h 20m. Turkish Airlines provides one of the quickest options available for as low as £471. There are 5446 mi between Athens and Chicago O'Hare Intl Airport. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 holiday 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, March is the cheapest month in which you can book a flight from Athens to Chicago O'Hare Intl Airport (average of £360). Flying from Athens to Chicago O'Hare Intl Airport in December is currently the most expensive (average of £442). 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

Travelling 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
Elk Grove Village

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Not ready to book yet? You can track prices for flights from Athens to O'Hare Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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