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$434+ Cheap flights from Greece to Illinois

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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — ORD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Greece to Illinois

Keep the following information in mind while searching for Greece to Illinois flight deals. Data was last updated October 30, 2025.

Round-trip from

$513
(Ticket)

One-way from

$434
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$790

Good round-trip deal

$622 or less

Good one-way deal

$520 or less
From Greece to Illinois
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One-way flight from Greece to Illinois
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Highest demand for flights based on searches. 2% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Greece to Illinois.
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Price to beat on a one-way flight from Greece to Illinois.
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Find flight deals from Greece to Illinois

Cheapest flights from Greece to Illinois
Explore the most affordable flight options available from Greece to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Ticket deal was found by Cheapflights users on 10/29. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/103:45 pmATH - ORD
1 stop26h 20mTurkish Airlines
Tue 11/2511:50 amORD - ATH
1 stop13h 10mTurkish Airlines
Deal found 10/29$513
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:45 pmATH - ORD
1 stop26h 20mTurkish Airlines
Sat 2/78:20 pmORD - ATH
1 stop28h 40mTurkish Airlines
Deal found 10/29$524
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:40 pmATH - ORD
1 stop20h 25mTurkish Airlines
Tue 1/1311:50 amORD - ATH
1 stop16h 30mTurkish Airlines
Deal found 10/29$530
This FlightHub deal was found by Cheapflights users on 10/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/121:10 pmATH - ORD
1 stop37h 15mTurkish Airlines
Wed 1/148:20 pmORD - ATH
1 stop34h 35mTurkish Airlines
Deal found 10/30$531
This FlightHub deal was found by Cheapflights users on 10/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/209:50 amATH - ORD
1 stop16h 35mTurkish Airlines
Tue 1/2011:50 amORD - ATH
1 stop16h 30mTurkish Airlines
Deal found 10/27$535
This FlightHub deal was found by Cheapflights users on 10/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/203:45 pmATH - ORD
1 stop26h 20mTurkish Airlines
Sun 11/3011:50 amORD - ATH
1 stop16h 30mTurkish Airlines
Deal found 10/28$536
This Gotogate deal was found by Cheapflights users on 10/30. 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.
Wed 11/53:45 pmATH - ORD
1 stop26h 20mTurkish Airlines
Tue 11/118:20 pmORD - ATH
1 stop34h 35mTurkish Airlines
Deal found 10/30$540
This Gotogate deal was found by Cheapflights users on 10/28. 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.
Fri 11/143:45 pmATH - ORD
1 stop26h 20mTurkish Airlines
Fri 11/2811:50 amORD - ATH
1 stop25h 00mTurkish Airlines
Deal found 10/28$543
This Gotogate deal was found by Cheapflights users on 10/30. 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.
Wed 11/59:40 pmATH - ORD
1 stop20h 25mTurkish Airlines
Sun 11/98:20 pmORD - ATH
1 stop34h 35mTurkish Airlines
Deal found 10/30$546
This Gotogate deal was found by Cheapflights users on 10/28. 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.
Thu 11/131:10 pmATH - ORD
1 stop28h 55mTurkish Airlines
Thu 11/2711:50 amORD - ATH
1 stop19h 05mTurkish Airlines
Deal found 10/28$549
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/29:30 amSKG - ORD
1 stop32h 35mTurkish Airlines
Sat 11/811:50 amORD - SKG
1 stop25h 05mTurkish Airlines
Deal found 10/29$590
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/89:30 amSKG - ORD
1 stop16h 55mTurkish Airlines
Sat 11/1511:50 amORD - SKG
1 stop12h 50mTurkish Airlines
Deal found 10/29$602

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greece to Illinois 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 October 30, 2025.
Use the filters below to find and compare flights from Greece to Illinois that are best for you.

Fly from

Greece

Fly to

Illinois

Route

Depart

Return

Price

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 11/24

9:50 am-6:25 pm

1 stop16h 35m

Chicago O'Hare Intl

Sun 11/30

11:50 am-2:55 pm

1 stop19h 05m

$554

ThessalonikiChicago

SKG - ORD

SKGORD

Thessaloniki Makedonia

Fri 4/3

1:55 pm-3:10 pm

1 stop33h 15m

Chicago O'Hare Intl

Fri 4/10

9:40 pm-12:55 pm

1 stop31h 15m

$562

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Sun 1/25

8:00 am-5:42 pm

2 stops17h 42m

Chicago O'Hare Intl

Wed 2/4

11:38 am-1:20 pm

2 stops17h 42m

$594

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 11/13

7:30 am-5:45 pm

2 stops18h 15m

Chicago O'Hare Intl

Thu 12/11

9:45 pm-6:50 pm

1 stop13h 05m

$594

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 12/23

7:30 pm-4:45 pm

1 stop29h 15m

Chicago O'Hare Intl

Fri 1/9

7:20 pm-6:40 pm

1 stop15h 20m

$595

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 12/25

2:10 pm-8:05 pm

1 stop13h 55m

Chicago O'Hare Intl

Fri 1/9

8:55 am-12:55 pm

2 stops20h 00m

$600

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Fri 12/5

6:05 am-3:20 pm

1 stop17h 15m

Chicago O'Hare Intl

Mon 3/2

12:45 pm-12:00 pm

2 stops15h 15m

$605

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 4/9

1:00 pm-8:02 pm

1 stop15h 02m

Chicago O'Hare Intl

Fri 4/17

10:35 pm-12:40 am

1 stop18h 05m

$606

ThessalonikiChicago

SKG - ORD

SKGORD

Thessaloniki Makedonia

Thu 11/13

2:05 pm-4:20 pm

1 stop34h 15m

Chicago O'Hare Intl

Fri 11/28

6:50 pm-10:10 am

1 stop31h 20m

$607

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Fri 11/14

6:05 am-2:20 pm

1 stop16h 15m

Chicago O'Hare Intl

Fri 11/28

1:29 pm-1:35 pm

2 stops16h 06m

$608

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 48 results
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Best time to book a flight from Greece to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Greece 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 Greece to Illinois

What is the cheapest month to book a flight from Greece to Illinois?

Currently, February is the cheapest month in which you can book a flight from Greece to Illinois (average of $412). Flying from Greece to Illinois in August is currently the most expensive (average of $548). 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 GR to IL?

Find hourly flight availability from Greece to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

When flying from Greece to Illinois, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 24% versus a flight in the morning.

What is the cheapest day to fly from Greece to Illinois?

Use this chart to determine the cheapest time to fly round-trip from Greece to Illinois. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Greece to Illinois flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated October 30, 2025.
See what other customers who have flown with United Airlines, American Airlines, and Iberia from Greece to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,030 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Iberia
7.0
Good
3,001 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Lufthansa
6.8
Okay
7,541 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
British Airways
6.7
Okay
7,487 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Greece to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Greece to Illinois?

    There are many flights that can get you from Greece to Illinois in 16h 35m. Fly via Turkish Airlines, LOT, or British Airways to get the fastest option. Airlines will cover a distance of 5446 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Greece to Illinois that include hotel bookings?

    Yes. In addition to deals on Greece to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Greece to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Greece to Illinois.

  • Can I find deals for business class flights from Greece to Illinois?

    Yes. Cheapflights offers flight deals from Greece to Illinois 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 Greece to Illinois?

    Currently, February is the cheapest month in which you can book a flight from Greece to Illinois (average of $412). Flying from Greece to Illinois in August is currently the most expensive (average of $548). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Greece to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Greece to Illinois

Discover the top 10 airlines that operate flights from Greece to Illinois. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$459Average$539FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$482Average$679FlexibilityNo cancel feeOn-time75%
FinnairCheapest$485Average$824FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$491Average$669FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$496Average$704FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$500Average$698FlexibilityNo cancel feeOn-time71%
IberiaCheapest$511Average$691FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$545Average$680FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$549Average$744FlexibilityNo cancel feeOn-time76%
SWISSCheapest$562Average$840FlexibilityNo cancel feeOn-time79%

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