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$498+ Cheap flights from Athens (ATH) to Illinois

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — ORD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Athens to Illinois

Keep the following information in mind while searching for Athens to Illinois flight deals. Data was last updated April 17, 2025.

Round-trip from

$502
(Priceline)

Popular in

October

Cheapest in

November

Average price

$591

Good round-trip deal

$569 or less

Good one-way deal

$578 or less
From Athens Eleftherios V. to Illinois
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Highest demand for flights based on searches. 8% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Athens Eleftherios V. to Illinois.
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Price to beat on a one-way flight from Athens Eleftherios V. to Illinois.
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Find flight deals from Athens to Illinois

Cheapest flights from Athens to Illinois
Explore the most affordable flight options available from Athens to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This British Airways deal was found by Cheapflights users on 4/16. 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 5/297:55 amATH - ORD
1 stop16h 50mBritish Airways
Sun 6/810:30 pmORD - ATH
1 stop13h 25mBritish Airways
Deal found 4/16$498
This American Airlines deal was found by Cheapflights users on 4/16. 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.
Thu 5/2211:05 amATH - ORD
Nonstop11h 40mAmerican Airlines
Thu 6/55:00 pmORD - ATH
1 stop25h 15mAmerican Airlines
Deal found 4/16$500
This Delta deal was found by Cheapflights users on 4/17. 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.
Mon 5/266:00 amATH - ORD
1 stop16h 10mDelta
Fri 6/206:27 pmORD - ATH
2 stops17h 08mDelta
Deal found 4/17$510
This Finnair deal was found by Cheapflights users on 4/17. 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 6/1211:05 amATH - ORD
Nonstop11h 50mFinnair
Fri 6/274:55 pmORD - ATH
Nonstop10h 15mFinnair
Deal found 4/17$515
This Delta deal was found by Cheapflights users on 4/16. 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 9/201:00 pmMDW - ATH
2 stops16h 20mDelta
Deal found 4/16$517
This Virgin Atlantic deal was found by Cheapflights users on 4/16. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/210:30 amATH - MDW
2 stops19h 52mVirgin Atlantic
Mon 5/121:08 pmMDW - ATH
2 stops16h 12mVirgin Atlantic
Deal found 4/16$518
This Virgin Atlantic deal was found by Cheapflights users on 4/16. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2310:30 amATH - ORD
2 stops21h 29mVirgin Atlantic
Sun 5/410:37 amORD - ATH
1 stop13h 43mVirgin Atlantic
Deal found 4/16$518
This Mytrip deal was found by Cheapflights users on 4/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/123:55 amATH - ORD
1 stop13h 45mTurkish Airlines
Wed 10/1511:25 amORD - ATH
1 stop19h 25mTurkish Airlines
Deal found 4/16$539
This Iberia deal was found by Cheapflights users on 4/16. 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.
Tue 5/611:05 amATH - ORD
Nonstop11h 40mIberia
Tue 5/134:50 pmORD - ATH
Nonstop10h 20mIberia
Deal found 4/16$546
This Mytrip deal was found by Cheapflights users on 4/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/137:00 pmATH - ORD
1 stop32h 40mLOT
Wed 10/159:40 pmORD - ATH
1 stop31h 20mLOT
Deal found 4/16$547
This KLM deal was found by Cheapflights users on 4/17. 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 5/296:00 amATH - ORD
1 stop16h 10mKLM
Tue 6/104:20 pmORD - ATH
1 stop25h 00mKLM
Deal found 4/17$567
This United Airlines deal was found by Cheapflights users on 4/17. 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 5/11:10 pmATH - ORD
1 stop26h 52mUnited Airlines
Fri 8/228:50 amORD - ATH
1 stop17h 05mUnited Airlines
Deal found 4/17$572

Cheapflights Fare Finder

Customize your flight search to find flights from Athens 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 April 17, 2025.
Use the filters below to find and compare flights from Athens to Illinois that are best for you.

Fly from

Athens

Fly to

Illinois

Route

Depart

Return

Price

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 5/8

11:05 am-2:45 pm

Nonstop11h 40m

Chicago O'Hare Intl

Mon 5/12

7:15 pm-4:30 pm

1 stop13h 15m

$502

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 5/19

11:05 am-2:45 pm

Nonstop11h 40m

Chicago O'Hare Intl

Sat 6/14

5:45 pm-12:55 am

1 stop23h 10m

$503

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 9/4

11:05 am-3:05 pm

Nonstop12h 00m

Chicago O'Hare Intl

Thu 9/11

9:15 pm-2:15 am

1 stop21h 00m

$504

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 5/26

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Fri 6/20

6:27 pm-7:35 pm

2 stops17h 08m

$510

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 6/12

11:05 am-2:55 pm

Nonstop11h 50m

Chicago O'Hare Intl

Fri 6/27

4:55 pm-11:10 am

Nonstop10h 15m

$515

AthensChicago

ATH - MDW

ATHMDW

Athens Eleftherios V.

Wed 9/10

6:00 am-6:36 pm

2 stops20h 36m

Chicago Midway

Sat 9/20

1:00 pm-1:20 pm

2 stops16h 20m

$517

AthensChicago

ATH - MDW

ATHMDW

Athens Eleftherios V.

Fri 5/2

9:55 am-10:22 pm

1 stop20h 27m

Chicago Midway

Mon 5/12

1:08 pm-1:20 pm

2 stops16h 12m

$518

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Wed 5/28

10:30 am-11:58 pm

2 stops21h 28m

Chicago O'Hare Intl

Sat 6/7

11:05 am-1:20 pm

2 stops18h 15m

$521

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Fri 5/2

1:00 pm-8:01 pm

1 stop15h 01m

Chicago O'Hare Intl

Sun 5/18

4:50 pm-11:10 am

Nonstop10h 20m

$555

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 5/12

3:55 am-9:40 am

1 stop13h 45m

Chicago O'Hare Intl

Wed 10/15

11:25 am-8:55 am

1 stop13h 30m

$559

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 45 results
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Best time to book a flight from Athens to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Athens to Illinois (average of $245). Flying from Athens 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 ATH to IL?

Find hourly flight availability from Athens 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 April 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Athens 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 April 17, 2025.
Read through reviews of airlines operating flights from Athens to Illinois, such as Delta, KLM and LOT. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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
1,327 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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
1,065 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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
1,269 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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
775 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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 Athens to Illinois. 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 Illinois?

    Located just 12.3 mi from the city center, Athens Eleftherios V. (ATH) is the airport most travelers will use when flying to Illinois from Athens.

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

    One-way options have recently been found by users for as low as $526 on Aer Lingus. Other airlines that offer cheap prices include Air Serbia from $553 and Finnair from $563 one-way.

  • What are the cheapest flights from Athens to Illinois?

    Looking at all options, your cheapest flight can be booked for $497. While the most popular route (Athens Eleftherios V. - Chicago O'Hare Intl) can be booked for $498 on average our data indicates $1,317 when flying from Athens to Illinois.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Athens to Illinois (average of $245). Flying from Athens 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

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Alternative routes for Athens 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 Athens to Illinois

Discover the top 10 airlines that operate flights from Athens 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$474Average$777FlexibilityNo 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$623FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$497Average$756FlexibilityNo cancel feeOn-time71%
IberiaCheapest$516Average$714FlexibilityNo cancel feeOn-time77%
ITA AirwaysCheapest$518Average$564FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$546Average$708FlexibilityNo cancel feeOn-time69%

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