HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$405+ 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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — ORD
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Greece to Illinois 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.

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 May 1, 2025.

Round-trip from

$498
(American Airlines)

One-way from

$405
(Kiwi.com)

Popular in

October

Cheapest in

November

Average price

$634

Good round-trip deal

$583 or less

Good one-way deal

$587 or less
From Greece to Illinois
Search Deals
One-way flight from Greece to Illinois
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals
Price to beat on a round-trip flight from Greece to Illinois.
Search Deals
Price to beat on a one-way flight from Greece to Illinois.
Search Deals

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 May 1, 2025.

This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/121:00 pmATH - ORD
1 stop15h 09mBritish Airways
Sat 6/288:30 pmORD - ATH
1 stop15h 20mBritish Airways
Deal found 4/30$499
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/61:00 pmATH - ORD
1 stop15h 33mMultiple Airlines
Mon 5/128:30 pmORD - ATH
1 stop14h 40mMultiple Airlines
Deal found 4/29$503
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/273:55 pmATH - ORD
2 stops26h 46mAmerican Airlines
Sat 6/74:59 pmORD - ATH
2 stops23h 56mAmerican Airlines
Deal found 4/29$509
This British Airways deal was found by Cheapflights users on 4/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/91:30 pmSKG - ORD
2 stops27h 46mBritish Airways
Tue 6/242:05 pmORD - SKG
2 stops19h 55mBritish Airways
Deal found 4/29$519
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/151:00 pmATH - ORD
1 stop15h 33mIberia
Mon 5/1911:45 amORD - ATH
1 stop14h 15mIberia
Deal found 4/29$519
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/126:45 amATH - ORD
2 stops21h 35mUnited Airlines
Sat 6/2810:50 amORD - ATH
2 stops16h 00mUnited Airlines
Deal found 4/29$569
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/296:00 amATH - ORD
1 stop16h 10mDelta
Tue 6/107:00 amORD - ATH
1 stop16h 00mDelta
Deal found 4/29$576
This Air Canada deal was found by Cheapflights users on 4/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/176:40 amATH - ORD
2 stops19h 35mAir Canada
Sun 9/710:40 amORD - ATH
1 stop15h 25mAir Canada
Deal found 4/29$579
This KLM deal was found by Cheapflights users on 4/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/229:30 pmSKG - ORD
1 stop24h 40mKLM
Wed 6/44:20 pmORD - SKG
1 stop20h 20mKLM
Deal found 4/29$580
This Booking.com deal was found by Cheapflights users on 4/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/281:10 pmSKG - ORD
1 stop13h 05mMultiple Airlines
Fri 6/67:05 pmORD - SKG
1 stop17h 15mMultiple Airlines
Deal found 4/29$581
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:00 amATH - MDW
2 stops20h 36mDelta
Sat 9/201:05 pmMDW - ATH
1 stop13h 50mDelta
Deal found 4/29$588
This Finnair deal was found by Cheapflights users on 4/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1911:05 amATH - ORD
Nonstop11h 50mFinnair
Sun 9/75:05 pmORD - ATH
Nonstop10h 05mFinnair
Deal found 4/29$612

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 May 1, 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.

Thu 6/12

1:00 pm-8:09 pm

1 stop15h 09m

Chicago O'Hare Intl

Sat 6/28

8:30 pm-7:50 pm

1 stop15h 20m

$499

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 5/26

8:45 pm-3:55 pm

1 stop27h 10m

Chicago O'Hare Intl

Fri 6/20

7:15 pm-2:00 am

1 stop22h 45m

$503

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 5/15

1:00 pm-8:33 pm

1 stop15h 33m

Chicago O'Hare Intl

Mon 5/19

11:45 am-10:00 am

1 stop14h 15m

$519

ThessalonikiChicago

SKG - ORD

SKGORD

Thessaloniki Makedonia

Mon 6/9

1:30 pm-9:16 am

2 stops27h 46m

Chicago O'Hare Intl

Tue 6/24

2:05 pm-6:00 pm

2 stops19h 55m

$519

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Fri 9/5

11:05 am-3:05 pm

Nonstop12h 00m

Chicago O'Hare Intl

Sun 12/14

8:45 pm-1:15 am

1 stop20h 30m

$560

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 6/12

6:45 am-8:20 pm

2 stops21h 35m

Chicago O'Hare Intl

Sat 6/28

10:50 am-10:50 am

2 stops16h 00m

$569

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 5/29

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Tue 6/10

7:00 am-7:00 am

1 stop16h 00m

$576

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 6/17

6:40 am-3:05 pm

2 stops16h 25m

Chicago O'Hare Intl

Thu 9/11

8:40 am-10:05 am

1 stop17h 25m

$579

ThessalonikiChicago

SKG - ORD

SKGORD

Thessaloniki Makedonia

Thu 5/22

9:30 pm-2:10 pm

1 stop24h 40m

Chicago O'Hare Intl

Wed 6/4

4:20 pm-8:40 pm

1 stop20h 20m

$580

ThessalonikiChicago

SKG - ORD

SKGORD

Thessaloniki Makedonia

Wed 5/28

1:10 pm-6:15 pm

1 stop13h 05m

Chicago O'Hare Intl

Fri 6/6

7:05 pm-8:20 pm

1 stop17h 15m

$581

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 41 results
1
2
3
...
5

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, August is the cheapest month in which you can book a flight from Greece to Illinois (average of $245). Flying from Greece to Illinois in March is currently the most expensive (average of $321). 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 May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Greece to Illinois as you normally would.

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 May 1, 2025.
To help decide which airline to fly from Greece to Illinois, see what other customers have to say about Delta, KLM and LOT. 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
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LOT
7.6
Good
1,069 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
781 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines to fly from Greece to Illinois one-way?

    For one-way options, check prices for Finnair. According to our data, you can fly for as low as $542. Users have also found prices from $544 and $556 on Aer Lingus and Air Serbia, respectively.

  • 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, August is the cheapest month in which you can book a flight from Greece to Illinois (average of $245). Flying from Greece to Illinois in March is currently the most expensive (average of $321). 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

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

Alternative routes for Greece to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Charles de Gaulle to Newark flights
Charles de Gaulle to John F Kennedy Intl flights
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Frankfurt to John F Kennedy Intl flights
Orly to John F Kennedy Intl flights
Orly to Newark flights
Frankfurt to Newark flights
Charles de Gaulle to LaGuardia flights
Charles de Gaulle to Stewart flights
Charles de Gaulle to Miami flights
Madrid to John F Kennedy Intl flights
Madrid to Miami flights
Bruxelles-National to John F Kennedy Intl flights
Frankfurt to LaGuardia flights
Dublin to John F Kennedy Intl flights
Gatwick to John F Kennedy Intl flights
Madrid to Newark flights
Bruxelles-National to Newark flights
Charles de Gaulle to Los Angeles flights
Dublin to Newark flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Heathrow to LaGuardia flights
Frederic Chopin to John F Kennedy Intl flights
Vienna to Newark flights
Vienna to John F Kennedy Intl flights
Zurich to John F Kennedy Intl flights
Frederic Chopin to Newark flights
London City to Newark flights
Malpensa to John F Kennedy Intl flights
Heathrow to Los Angeles flights
Zurich to Newark flights
Gatwick to LaGuardia flights
Barcelona-El Prat to John F Kennedy Intl flights
Charles de Gaulle to San Francisco flights
Heathrow to Orlando flights
Barcelona-El Prat to Newark flights
Amsterdam to Newark flights
Vicenza to Newark flights
Heathrow to Miami flights
Berlin to John F Kennedy Intl flights
Malpensa to Newark flights
Amsterdam to John F Kennedy Intl flights
Leonardo da Vinci/Fiumicino to John F Kennedy Intl flights
Istanbul to John F Kennedy Intl flights
Leonardo da Vinci/Fiumicino to Newark flights
Vicenza to John F Kennedy Intl flights

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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$474Average$783FlexibilityNo cancel feeOn-time76%
KLMCheapest$482Average$699FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$483Average$695FlexibilityNo cancel feeOn-time70%
LOTCheapest$487Average$674FlexibilityNo cancel feeOn-time81%
DeltaCheapest$493Average$567FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$496Average$628FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$497Average$765FlexibilityNo cancel feeOn-time71%
IberiaCheapest$516Average$698FlexibilityNo cancel feeOn-time77%
ITA AirwaysCheapest$517Average$560FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$546Average$703FlexibilityNo cancel feeOn-time69%

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.