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$207+ Cheap flights from Illinois to Greece

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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ATH
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Find flight deals from Illinois to Greece

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

This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/511:37 amSTL - ATH
1 stop14h 28mUnited Airlines
mié. 11/1911:55 amATH - STL
2 stops34h 29mUnited Airlines
Deal found 10/28$475
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.
jue. 12/411:50 amORD - SKG
1 stop12h 50mTurkish Airlines
jue. 12/119:30 amSKG - ORD
1 stop16h 55mTurkish Airlines
Deal found 10/28$481
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/116:43 pmSTL - ATH
2 stops22h 57mLufthansa
mié. 11/266:15 amATH - STL
1 stop15h 40mLufthansa
Deal found 10/28$487
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/311:37 amSTL - ATH
1 stop14h 28mUnited Airlines
mié. 11/196:15 amATH - STL
1 stop15h 40mUnited Airlines
Deal found 10/28$491
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.
sáb. 11/811:50 amORD - ATH
1 stop13h 00mTurkish Airlines
sáb. 11/229:50 amATH - ORD
1 stop16h 35mTurkish Airlines
Deal found 10/29$493
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/86:43 pmSTL - ATH
2 stops32h 52mAir Canada
vie. 11/2111:55 amATH - STL
2 stops35h 34mAir Canada
Deal found 10/28$494
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/411:02 amORD - ATH
1 stop15h 03mUnited Airlines
mar. 11/1112:25 pmATH - ORD
2 stops19h 18mUnited Airlines
Deal found 10/28$494
This Virgin Atlantic 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/99:59 amMDW - ATH
2 stops15h 56mVirgin Atlantic
mar. 12/1612:50 pmATH - MDW
2 stops18h 57mVirgin Atlantic
Deal found 10/28$494
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/49:00 amORD - ATH
2 stops17h 05mUnited Airlines
mar. 11/256:35 amATH - ORD
2 stops20h 04mUnited Airlines
Deal found 10/29$495
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/318:00 amORD - ATH
1 stop17h 55mDelta
jue. 1/226:05 amATH - ORD
2 stops18h 35mDelta
Deal found 10/27$496
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/28:25 amSTL - ATH
2 stops25h 35mUnited Airlines
mié. 11/196:15 amATH - STL
1 stop15h 40mUnited Airlines
Deal found 10/28$497
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2910:35 pmORD - ATH
1 stop17h 50mUnited Airlines
mar. 1/136:25 amATH - ORD
1 stop16h 55mUnited Airlines
Deal found 10/27$497

Cheap flight deals from Illinois to Greece

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

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$471
(FlightHub)

One-way from

$207
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$695

Good round-trip deal

$777 or less

Good one-way deal

$463 or less
Provider with most accurate pricing for Chicago (CHI)-Athens Eleftherios V. flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Athens Eleftherios V. flights.
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From Illinois to Greece
Search Deals
One-way flight from Illinois to Greece
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($374 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Greece.
Search Deals
Price to beat on a one-way flight from Illinois to Greece.
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Cheapflights Fare Finder

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

Fly from

Illinois

Fly to

Greece

Route

Depart

Return

Price

ChicagoThessaloniki

ORD - SKG

ORDSKG

Chicago O'Hare Intl

jue. 12/4

11:50 am-8:40 am

1 stop12h 50m

Thessaloniki Makedonia

jue. 12/11

9:30 am-6:25 pm

1 stop16h 55m

$481

ChicagoThessaloniki

ORD - SKG

ORDSKG

Chicago O'Hare Intl

sáb. 1/10

8:20 pm-8:40 am

1 stop28h 20m

Thessaloniki Makedonia

mié. 4/22

9:15 pm-6:15 pm

1 stop29h 00m

$490

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

mié. 11/26

10:46 am-4:35 pm

2 stops21h 49m

Athens Eleftherios V.

mar. 12/2

1:45 pm-2:20 pm

1 stop32h 35m

$496

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

mar. 11/11

6:43 pm-11:35 am

2 stops32h 52m

Athens Eleftherios V.

mié. 11/26

6:15 am-3:29 pm

2 stops41h 14m

$497

ChicagoAthens

MDW - ATH

MDWATH

Chicago Midway

lun. 11/10

9:34 am-1:35 pm

2 stops20h 01m

Athens Eleftherios V.

vie. 11/21

12:50 pm-11:40 pm

2 stops18h 50m

$497

ChicagoAthens

MDW - ATH

MDWATH

Chicago Midway

mié. 11/12

1:15 pm-1:35 pm

2 stops16h 20m

Athens Eleftherios V.

mié. 11/19

12:50 pm-11:40 pm

2 stops18h 50m

$497

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

vie. 1/9

6:40 pm-1:40 am

2 stops23h 00m

Athens Eleftherios V.

sáb. 1/17

6:35 am-11:59 pm

2 stops25h 24m

$498

ChicagoThessaloniki

ORD - SKG

ORDSKG

Chicago O'Hare Intl

lun. 11/17

4:25 pm-12:50 pm

1 stop12h 25m

Thessaloniki Makedonia

vie. 12/5

1:40 pm-12:01 am

2 stops18h 21m

$500

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

lun. 11/10

2:35 pm-1:35 pm

2 stops15h 00m

Athens Eleftherios V.

mié. 12/3

1:45 pm-8:39 am

2 stops26h 54m

$500

ChicagoAthens

MDW - ATH

MDWATH

Chicago Midway

dom. 11/9

9:34 am-1:35 pm

2 stops20h 01m

Athens Eleftherios V.

mié. 11/19

6:05 am-4:39 pm

2 stops18h 34m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

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

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

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Greece (average of $470). Flying from Illinois to Greece in June is currently the most expensive (average of $738). 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 GR?

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

When flying from Illinois to Greece, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 20% versus a flight in the afternoon.

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

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

Travelers seeking maximum savings on their Illinois to Greece flight should consider departing on Monday mornings 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.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Greece. 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 Illinois to Greece?

    Departing from Illinois to Greece will take you 12h 50m. Airlines will cover a distance of 5283 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Austrian Airlines. According to our data, you can fly for as low as $427. Users have also found prices from $467 and $477 on LOT and Lufthansa, respectively.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Illinois to Greece (average of $470). Flying from Illinois to Greece in June is currently the most expensive (average of $738). 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 Illinois to Greece

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 Greece

Discover the top 10 airlines that operate flights from Illinois to Greece. 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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$398Average$705FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$424Average$779FlexibilityNo cancel feeOn-time72%
Air SerbiaCheapest$436Average$929FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$449Average$761FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$463Average$524FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$480Average$1,089FlexibilityNo cancel feeOn-time67%
KLMCheapest$491Average$857FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$509Average$861FlexibilityNo cancel feeOn-time77%
LOTCheapest$520Average$783FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$573Average$1,124FlexibilityNo cancel feeOn-time76%

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