HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$495+ 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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — ORD
abr. 2 — abr. 91
mié. 4/2
mié. 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Athens 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 Athens to Illinois

Keep the following information in mind while searching for Athens to Illinois flight deals. Data was last updated marzo 28, 2025.

Round-trip from

$495
(American Airlines)

Popular in

October

Cheapest in

November

Average price

$565

Good round-trip deal

$593 or less

Good one-way deal

$583 or less
From Athens Eleftherios V. to Illinois
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from Athens Eleftherios V. to Illinois.
Search Deals
Price to beat on a one-way flight from Athens Eleftherios V. to Illinois.
Search Deals

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 marzo 28, 2025.

This British Airways deal was found by Cheapflights users on 3/26. 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.
dom. 4/136:20 amATH - ORD
1 stop17h 35mBritish Airways
jue. 5/155:40 pmORD - ATH
1 stop14h 50mBritish Airways
Deal found 3/26$495
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/16:00 amATH - MDW
2 stops18h 12mDelta
sáb. 5/109:20 amMDW - ATH
2 stops20h 00mDelta
Deal found 3/27$496
This KLM deal was found by Cheapflights users on 3/26. 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.
lun. 4/75:25 pmATH - ORD
1 stop29h 15mMultiple Airlines
dom. 5/1110:31 amORD - ATH
1 stop13h 49mMultiple Airlines
Deal found 3/26$496
This Delta deal was found by Cheapflights users on 3/26. 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.
vie. 5/26:00 amATH - ORD
2 stops18h 08mDelta
mar. 5/67:10 amORD - ATH
1 stop17h 10mDelta
Deal found 3/26$497
This KLM deal was found by Cheapflights users on 3/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/299:10 amATH - MDW
1 stop20h 37mKLM
jue. 9/410:35 amMDW - ATH
1 stop15h 25mKLM
Deal found 3/27$498
This Virgin Atlantic deal was found by Cheapflights users on 3/27. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/1110:30 amATH - ORD
2 stops21h 28mVirgin Atlantic
dom. 5/187:00 amORD - ATH
1 stop22h 20mVirgin Atlantic
Deal found 3/27$498
This oojo deal was found by Cheapflights users on 3/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/77:40 pmATH - ORD
1 stop28h 30mScandinavian Airlines
sáb. 9/207:15 pmORD - ATH
1 stop15h 35mScandinavian Airlines
Deal found 3/27$510
This American Airlines deal was found by Cheapflights users on 3/26. 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.
jue. 4/31:00 pmATH - ORD
2 stops17h 16mAmerican Airlines
mié. 4/911:51 amORD - ATH
1 stop15h 19mAmerican Airlines
Deal found 3/26$512
This Iberia deal was found by Cheapflights users on 3/26. 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.
dom. 4/138:15 pmATH - ORD
2 stops25h 15mIberia
dom. 5/1111:45 amORD - ATH
1 stop14h 15mIberia
Deal found 3/26$518
This Turkish Airlines deal was found by Cheapflights users on 3/26. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/253:55 amATH - ORD
1 stop13h 45mTurkish Airlines
vie. 6/207:50 pmORD - ATH
1 stop23h 15mTurkish Airlines
Deal found 3/26$536
This Virgin Atlantic deal was found by Cheapflights users on 3/27. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/110:30 amATH - MDW
1 stop15h 29mVirgin Atlantic
sáb. 5/1010:25 amMDW - ATH
1 stop15h 35mVirgin Atlantic
Deal found 3/27$541
This KLM deal was found by Cheapflights users on 3/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/121:40 pmATH - ORD
1 stop32h 30mKLM
jue. 4/244:20 pmORD - ATH
1 stop12h 25mKLM
Deal found 3/27$544

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 marzo 28, 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.

dom. 4/13

10:30 am-8:59 pm

1 stop18h 29m

Chicago O'Hare Intl

vie. 5/9

5:15 pm-7:35 pm

2 stops18h 20m

$495

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

lun. 4/7

5:25 pm-2:40 pm

1 stop29h 15m

Chicago O'Hare Intl

dom. 5/11

10:31 am-8:20 am

1 stop13h 49m

$496

AthensChicago

ATH - MDW

ATHMDW

Athens Eleftherios V.

jue. 5/1

6:00 am-4:12 pm

2 stops18h 12m

Chicago Midway

sáb. 5/10

9:20 am-1:20 pm

2 stops20h 00m

$496

AthensChicago

ATH - MDW

ATHMDW

Athens Eleftherios V.

vie. 8/29

9:10 am-9:47 pm

1 stop20h 37m

Chicago Midway

jue. 9/4

10:35 am-10:00 am

1 stop15h 25m

$498

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

dom. 5/11

10:30 am-11:58 pm

2 stops21h 28m

Chicago O'Hare Intl

dom. 5/18

7:00 am-1:20 pm

1 stop22h 20m

$498

AthensChicago

ATH - MDW

ATHMDW

Athens Eleftherios V.

vie. 5/2

9:55 am-5:59 pm

1 stop16h 04m

Chicago Midway

mar. 5/13

1:08 pm-1:20 pm

2 stops16h 12m

$499

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

mar. 4/15

6:55 am-5:00 pm

1 stop18h 05m

Chicago O'Hare Intl

sáb. 5/10

4:50 pm-11:10 am

Nonstop10h 20m

$504

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

dom. 9/7

7:40 pm-4:10 pm

1 stop28h 30m

Chicago O'Hare Intl

sáb. 9/20

7:15 pm-6:50 pm

1 stop15h 35m

$510

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

dom. 4/13

8:15 pm-1:30 pm

2 stops25h 15m

Chicago O'Hare Intl

dom. 5/11

11:45 am-10:00 am

1 stop14h 15m

$518

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

lun. 5/12

3:55 am-9:40 am

1 stop13h 45m

Chicago O'Hare Intl

mié. 10/15

11:45 pm-3:05 am

1 stop19h 20m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 37 results
1
2
3
4

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 $323). 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 marzo 28, 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 marzo 28, 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
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

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
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

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
1,321 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

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
1,063 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

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
1,267 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

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
7.5
Good
769 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

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 Iberia. Other airlines that offer cheap prices include Air Serbia from $531 and Aer Lingus from $539 one-way.

  • What are the cheapest flights from Athens to Illinois?

    Looking at all options, your cheapest flight can be booked for $526. While the most popular route (Athens Eleftherios V. - Chicago O'Hare Intl) can be booked for $473 on average our data indicates $1,269 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 $323). 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 Athens to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Athens to Newark flights
Athens to John F Kennedy Intl flights
Athens to LaGuardia flights
Athens to O'Hare Intl flights
Athens to Boston flights
Athens to Miami flights
Athens to Los Angeles flights
Athens to Ontario flights
Athens to Dulles Intl flights
Athens to Fort Lauderdale flights
Athens to West Palm Beach flights
Athens to Philadelphia flights
Athens to San Francisco flights
Athens to Atlanta flights
Athens to Baltimore flights
Athens to Reagan-National flights
Athens to Seattle flights
Athens to Las Vegas flights
Athens to San Jose flights
Athens to Denver flights
Athens to Charlotte flights
Athens to Oakland flights
Athens to Detroit flights
Athens to Orlando flights
Athens to Hobby flights
Athens to Tampa flights
Athens to Sky Harbor Intl flights
Athens to Anchorage flights
Athens to Honolulu flights
Athens to San Diego flights
Athens to Portland flights
Athens to Salt Lake City flights
Athens to Minneapolis flights
Athens to George Bush Intcntl flights
Athens to Dallas/Fort Worth flights
Athens to Pittsburgh flights
Athens to Santa Ana flights
Athens to Ithaca flights
Athens to Norfolk flights
Athens to Columbus flights
Athens to Nashville flights
Athens to New Orleans flights
Athens to Providence flights
Athens to Buffalo flights
Athens to Burbank flights
Athens to Austin flights

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 marzo 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$474Average$776FlexibilityNo cancel feeOn-time76%
KLMCheapest$482Average$699FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$484Average$687FlexibilityNo cancel feeOn-time70%
DeltaCheapest$484Average$673FlexibilityNo cancel feeOn-timeN/A
LOTCheapest$487Average$674FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$496Average$623FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$497Average$725FlexibilityNo cancel feeOn-time71%
IberiaCheapest$502Average$698FlexibilityNo cancel feeOn-time77%
ITA AirwaysCheapest$518Average$567FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$546Average$708FlexibilityNo 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.