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Cheap flights from Chicago O'Hare Intl Airport to Athens from £350

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ATH
18 Jun — 25 Jun1
1 adult

Cheap flight deals from O'Hare Intl to Athens

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Athens (ATH). 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 13 June 2025.

Round-trip from

£497

One-way from

£350

Popular in

June

Cheapest in

January

Average price

£1,007
Scandinavian Airlines
  • Scandinavian Airlines
  • 27/11-5/12
  • 4 total stops
  • 95h 05m total
  • Chicago to Athens
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Turkish Airlines
  • Turkish Airlines
  • 7/10
  • 1 total stop
  • 16h 40m total
  • Chicago to Athens
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (£174 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£26 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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Find flight deals from O'Hare Intl to Athens

Cheapest flights from O'Hare Intl to Athens
Explore the most affordable flight options available from O'Hare Intl to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Thu 27/1119:20ORD - ATH
2 stops55h 15mScandinavian Airlines
Fri 5/1208:55ATH - ORD
2 stops39h 50mScandinavian Airlines
Deal found 10/6£497
Tue 12/816:15ORD - ATH
Nonstop10h 15mUnited Airlines
Thu 4/916:00ATH - ORD
2 stops30h 29mUnited Airlines
Deal found 10/6£498
Sun 9/1117:20ORD - ATH
1 stop12h 25mDelta
Sat 22/1103:35ATH - ORD
2 stops21h 12mDelta
Deal found 10/6£503
Tue 25/1119:05ORD - ATH
2 stops35h 05mSWISS
Sun 30/1114:55ATH - ORD
2 stops57h 20mSWISS
Deal found 11/6£506
Tue 30/1217:00ORD - ATH
1 stop24h 15mBritish Airways
Sat 10/119:15ATH - ORD
1 stop26h 40mBritish Airways
Deal found 11/6£508
Sat 20/906:45ORD - ATH
1 stop30h 15mMultiple Airlines
Sat 27/916:00ATH - ORD
1 stop39h 31mMultiple Airlines
Deal found 12/6£517
Mon 28/711:20ORD - ATH
1 stop14h 40mKLM
Mon 18/817:25ATH - ORD
1 stop28h 45mKLM
Deal found 11/6£542
Wed 10/921:40ORD - ATH
1 stop17h 20mLufthansa
Mon 22/918:35ATH - ORD
1 stop26h 20mLufthansa
Deal found 11/6£543
Mon 4/816:20ORD - ATH
1 stop24h 50mAustrian Airlines
Mon 8/913:35ATH - ORD
2 stops36h 50mAustrian Airlines
Deal found 10/6£549
Sat 30/823:45ORD - ATH
1 stop19h 20mTurkish Airlines
Mon 1/903:55ATH - ORD
1 stop13h 45mTurkish Airlines
Deal found 11/6£583
Fri 8/807:00ORD - ATH
2 stops33h 45mITA Airways
Sun 31/806:05ATH - ORD
1 stop15h 05mITA Airways
Deal found 10/6£626

Cheapflights Fare Finder

Customise your flight search to find flights from O'Hare Intl to Athens 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 13 June 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Athens that are best for you.

Fly from

O'Hare Intl

Fly to

Athens

Route

Depart

Return

Price

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Thu 27/11

19:20-10:35

2 stops55h 15m

Athens Eleftherios V.

Fri 5/12

08:55-16:45

2 stops39h 50m

£497

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Tue 12/8

14:07-12:50

1 stop14h 43m

Athens Eleftherios V.

Fri 5/9

12:10-10:38

2 stops30h 28m

£498

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sun 9/11

17:20-13:45

1 stop12h 25m

Athens Eleftherios V.

Sat 22/11

03:35-16:47

2 stops21h 12m

£503

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Tue 25/11

19:05-14:10

2 stops35h 05m

Athens Eleftherios V.

Sun 30/11

14:55-16:15

2 stops57h 20m

£506

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sun 10/8

16:55-11:10

Nonstop10h 15m

Athens Eleftherios V.

Fri 22/8

12:00-20:40

1 stop16h 40m

£515

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sat 20/9

06:45-21:00

1 stop30h 15m

Athens Eleftherios V.

Sat 27/9

16:00-23:31

1 stop39h 31m

£517

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Mon 28/7

11:20-10:00

1 stop14h 40m

Athens Eleftherios V.

Mon 18/8

17:25-14:10

1 stop28h 45m

£542

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Wed 10/9

21:40-23:00

1 stop17h 20m

Athens Eleftherios V.

Mon 22/9

18:35-12:55

1 stop26h 20m

£543

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Mon 4/8

16:20-01:10

1 stop24h 50m

Athens Eleftherios V.

Mon 8/9

13:35-18:25

2 stops36h 50m

£549

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sat 30/8

23:45-03:05

1 stop19h 20m

Athens Eleftherios V.

Mon 1/9

03:55-09:40

1 stop13h 45m

£583

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 18 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to Athens from O'Hare Intl 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 Chicago O'Hare Intl Airport to Athens

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

Use this chart to determine the optimal time to book a return flight from O'Hare Intl to Athens. Price data was last updated on 9 June 2025.

To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to Athens, you should look to book at least 45 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 Chicago O'Hare Intl Airport to Athens?

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Athens (average of £101). Flying from Chicago O'Hare Intl Airport to Athens in August is currently the most expensive (average of £336). 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.

What is the cheapest time of day to fly from ORD to ATH?

Find hourly flight availability from O'Hare Intl to Athens. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

When flying from Chicago O'Hare Intl Airport to Athens, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Chicago O'Hare Intl Airport to Athens

Explore weekly flight availability from O'Hare Intl to Athens. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 June 2025.

The most flights from ORD to ATH are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Athens by month

Plan your trip to Athens by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Athens ranges from 5.0 - 64.0 inches per month. December is typically the wettest month, when rainfall can reach 64.0 mm. July is typically the driest time to visit Athens when rainfall is around 5.0 mm.

Temperature in Athens by month

Plan your trip to Athens by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Athens, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 10.0 C).

Reviews of airlines servicing Athens

Get insights into the airlines that provide service to Athens. 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 Athens. Reviews last updated 13 June 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Austrian Airlines from Chicago to Athens to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,950 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,624 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Athens. 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 into for flights to Athens from Chicago O'Hare Intl?

    If you book a flight to Athens from Chicago O'Hare Intl, you will be flying to Eleftherios V., which is the city’s only airport. Athens Eleftherios V. (ATH) is located 12.3 mi from the center of Athens. There are 7 flights from Chicago O'Hare Intl to Eleftherios V. per day from 0 different airlines.

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

    Flying on Scandinavian Airlines is currently your cheapest option to Athens, with prices starting at £497. Additional return tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at £498 and £503, respectively. You may be able to fly from Chicago O'Hare Intl Airport to Athens for 21% less than the average price by searching for these airlines.

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

    The cheapet airlines for a one-way flight from Chicago O'Hare Intl Airport to Athens are Turkish Airlines (£350), British Airways (£378), and United Airlines (£407).

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Athens?

    Consider United Airlines (52%), Lufthansa (52%) or American Airlines (44%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to Athens.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to Athens 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 Chicago O'Hare Intl Airport to Athens?

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Athens (average of £101). Flying from Chicago O'Hare Intl Airport to Athens in August is currently the most expensive (average of £336). 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
Piraeus
Hydra
Aegina
Glyfada
Marathon
Porto Cheli

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Yes! Start tracking prices for O'Hare Intl to Athens flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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