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$460+ Cheap flights from Illinois to Athens (ATH)

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ATH
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Illinois to Athens

Keep the following information in mind while searching for Illinois to Athens flight deals. Data was last updated April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$679
(Mytrip)

One-way from

$460
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$708

Good round-trip deal

$1,144 or less

Good one-way deal

$678 or less
Provider with most accurate pricing for Chicago (CHI)-Athens Eleftherios V. flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Athens Eleftherios V. flights.
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From Illinois to Athens Eleftherios V.
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One-way flight from Illinois to Athens Eleftherios V.
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Highest demand for flights based on searches. 26% potential increase in price ($326 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($46 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 Illinois to Athens Eleftherios V..
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Price to beat on a one-way flight from Illinois to Athens Eleftherios V..
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Find flight deals from Illinois to Athens

Cheapest flights from Illinois to Athens
Explore the most affordable flight options available from Illinois to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Austrian Airlines deal was found by Cheapflights users on 4/23. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/315:20 pmORD - ATH
1 stop24h 00mAustrian Airlines
Wed 11/128:00 amATH - ORD
1 stop14h 05mAustrian Airlines
Deal found 4/23$717
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/249:08 pmORD - ATH
2 stops56h 02mMultiple Airlines
Tue 6/39:50 amATH - ORD
1 stop28h 52mMultiple Airlines
Deal found 4/22$719
This FlightHub deal was found by Cheapflights users on 4/23. 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 5/48:15 pmORD - ATH
1 stop14h 35mScandinavian Airlines
Sat 5/179:05 pmATH - ORD
1 stop29h 20mScandinavian Airlines
Deal found 4/23$720
This SWISS deal was found by Cheapflights users on 4/23. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:05 pmORD - ATH
2 stops35h 05mSWISS
Mon 11/102:55 pmATH - ORD
2 stops33h 20mSWISS
Deal found 4/23$722
This Air Serbia deal was found by Cheapflights users on 4/23. 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 Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1111:20 pmORD - ATH
1 stop20h 05mAir Serbia
Sat 10/184:30 amATH - ORD
1 stop24h 30mAir Serbia
Deal found 4/23$724
This Turkish Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 9/1711:25 amORD - ATH
1 stop31h 40mTurkish Airlines
Sun 9/213:55 amATH - ORD
1 stop13h 45mTurkish Airlines
Deal found 4/23$726
This Delta deal was found by Cheapflights users on 4/23. 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 10/205:45 pmORD - ATH
2 stops15h 20mDelta
Sun 11/23:35 amATH - ORD
2 stops23h 03mDelta
Deal found 4/23$729
This Delta deal was found by Cheapflights users on 4/23. 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.
Sun 11/21:00 pmMDW - ATH
2 stops19h 35mDelta
Sun 12/76:00 amATH - MDW
2 stops20h 36mDelta
Deal found 4/23$729
This oojo deal was found by Cheapflights users on 4/23. 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.
Sat 4/265:10 pmORD - ATH
2 stops40h 50mLOT
Thu 5/82:00 pmATH - ORD
1 stop13h 40mLOT
Deal found 4/23$735
This Air Canada deal was found by Cheapflights users on 4/23. 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.
Thu 11/66:00 amORD - ATH
2 stops21h 30mAir Canada
Mon 11/106:25 amATH - ORD
2 stops33h 30mAir Canada
Deal found 4/23$746
This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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.
Mon 10/135:15 pmORD - ATH
Nonstop9h 55mIberia
Wed 10/2211:05 amATH - ORD
Nonstop12h 00mIberia
Deal found 4/23$749
This oojo deal was found by Cheapflights users on 4/23. 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.
Wed 5/73:00 pmORD - ATH
1 stop13h 30mITA Airways
Wed 5/216:05 amATH - ORD
1 stop15h 05mITA Airways
Deal found 4/23$781

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois 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 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from Illinois to Athens that are best for you.

Fly from

Illinois

Fly to

Athens

Route

Depart

Return

Price

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sat 5/24

9:08 pm-1:10 pm

2 stops56h 02m

Athens Eleftherios V.

Tue 6/3

9:50 am-6:42 am

1 stop28h 52m

$719

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sun 5/4

8:15 pm-6:50 pm

1 stop14h 35m

Athens Eleftherios V.

Sat 5/17

9:05 pm-6:25 pm

1 stop29h 20m

$720

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sat 4/26

5:10 pm-6:00 pm

2 stops40h 50m

Athens Eleftherios V.

Thu 5/8

2:00 pm-7:40 pm

1 stop13h 40m

$735

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sat 5/3

11:20 pm-3:25 am

1 stop20h 05m

Athens Eleftherios V.

Sat 5/10

4:30 am-9:00 pm

1 stop24h 30m

$754

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Wed 5/7

3:00 pm-12:30 pm

1 stop13h 30m

Athens Eleftherios V.

Wed 5/21

6:05 am-1:10 pm

1 stop15h 05m

$781

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 10/5

1:30 pm-9:55 am

1 stop12h 25m

Athens Eleftherios V.

Thu 10/16

10:25 am-7:39 pm

1 stop17h 14m

$800

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Tue 9/23

4:05 pm-10:05 am

2 stops34h 00m

Athens Eleftherios V.

Fri 10/3

3:30 pm-7:57 pm

2 stops36h 27m

$803

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Tue 5/6

10:31 am-11:10 am

1 stop16h 39m

Athens Eleftherios V.

Sun 3/15

4:40 pm-10:24 pm

2 stops36h 44m

$821

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Mon 9/29

1:30 pm-6:50 pm

2 stops21h 20m

Athens Eleftherios V.

Mon 10/13

7:40 pm-8:49 pm

2 stops33h 09m

$828

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Mon 9/29

1:30 pm-10:05 am

1 stop12h 35m

Athens Eleftherios V.

Mon 10/13

7:25 pm-3:38 pm

2 stops28h 13m

$829

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Athens

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

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Athens (average of $679). Flying from Illinois to Athens in June is currently the most expensive (average of $1,340). 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 IL to ATH?

Find hourly flight availability from Illinois 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 April 24, 2025.

When flying from Illinois 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.

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 0.2 - 2.5 inches per month. December is typically the wettest month, when rainfall can reach 2.5 in. June is typically the driest time to visit Athens when rainfall is around 0.2 in.

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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

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 April 24, 2025.
To help decide which airline to fly from Illinois to Athens, see what other customers have to say about Delta, KLM and LOT. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LOT
7.6
Good
1,066 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Illinois 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 Illinois?

    Athens Eleftherios V. (ATH) is the airport you will fly into if you book a flight from Illinois to Athens. It is only a 12.3 mi journey from Eleftherios V. (ATH) to Athens’s city center.

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

    The cheapest airlines for a one-way flight from Illinois to Athens are Scandinavian Airlines ($477), KLM ($538), and Air Canada ($540).

  • What are the most popular routes from Illinois to Athens?

    The most popular flight routes from Illinois to Athens are Chicago O'Hare Intl - Athens Eleftherios V., Chicago Midway - Athens Eleftherios V. and Lambert-St Louis - Athens Eleftherios V..

  • What are the cheapest flights from Illinois to Athens?

    The cheapest flight price from Illinois to Athens is $578. On average you can expect to pay $1,463. The most popular route, (Chicago O'Hare Intl - Athens Eleftherios V.), can usually be booked for $526.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Illinois to Athens (average of $679). Flying from Illinois to Athens in June is currently the most expensive (average of $1,340). 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

Traveling to a place near Illinois?

Book flights to Illinois if you plan to visit one of these locations
Glyfada
Piraeus
Aegina
Loutraki
Chalcis

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Alternative routes for Illinois to Athens

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

Discover the top 10 airlines that operate flights from Illinois to Athens. 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 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air SerbiaCheapest$424Average$981FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$425Average$814FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$518Average$633FlexibilityNo cancel feeOn-time77%
LOTCheapest$555Average$857FlexibilityNo cancel feeOn-time81%
DeltaCheapest$575Average$979FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$600Average$853FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$609Average$1,083FlexibilityNo cancel feeOn-time70%
SWISSCheapest$622Average$1,021FlexibilityNo cancel feeOn-time79%
KLMCheapest$633Average$978FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$648Average$1,104FlexibilityNo cancel feeOn-time67%

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