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$312+ Cheap flights from Southeast Europe 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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — ORD
Oct 30 — Nov 61
Thu 10/30
Thu 11/6
1 adult, Economy
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Cheap flight deals from Southeast Europe to Illinois

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

Round-trip from

$529
(United Airlines)

One-way from

$312
(Kiwi.com)
From Southeast Europe to Illinois
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One-way flight from Southeast Europe to Illinois
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Find flight deals from Southeast Europe to Illinois

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

This United Airlines deal was found by Cheapflights users on 9/29. 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.
Fri 10/176:00 amATH - ORD
2 stops25h 15mUnited Airlines
Sat 1/104:20 pmORD - ATH
1 stop12h 20mUnited Airlines
Deal found 9/29$529
This United Airlines deal was found by Cheapflights users on 9/29. 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 10/236:00 amATH - ORD
2 stops21h 55mUnited Airlines
Tue 1/1312:00 pmORD - ATH
2 stops16h 00mUnited Airlines
Deal found 9/29$530
This United Airlines deal was found by Cheapflights users on 9/29. 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 10/236:00 amATH - ORD
2 stops21h 55mUnited Airlines
Sun 1/113:20 pmORD - ATH
1 stop13h 00mUnited Airlines
Deal found 9/29$531
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Tue 10/146:00 amATH - ORD
2 stops17h 55mUnited Airlines
Sun 11/99:00 amORD - ATH
2 stops17h 05mUnited Airlines
Deal found 9/29$534
This American Airlines deal was found by Cheapflights users on 9/29. 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.
Wed 10/227:00 pmATH - ORD
1 stop27h 40mAmerican Airlines
Thu 1/86:45 pmORD - ATH
1 stop13h 30mAmerican Airlines
Deal found 9/29$535
This Iberia deal was found by Cheapflights users on 9/28. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:55 pmATH - ORD
2 stops26h 35mMultiple Airlines
Fri 11/148:40 pmORD - ATH
1 stop14h 35mMultiple Airlines
Deal found 9/28$536
This British Airways deal was found by Cheapflights users on 9/29. 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 10/208:20 pmATH - ORD
1 stop23h 30mBritish Airways
Fri 1/96:45 pmORD - ATH
1 stop13h 10mBritish Airways
Deal found 9/29$537
This British Airways deal was found by Cheapflights users on 9/29. 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.
Wed 10/228:05 pmATH - ORD
1 stop23h 45mBritish Airways
Thu 1/84:33 pmORD - ATH
2 stops15h 42mBritish Airways
Deal found 9/29$538
This British Airways deal was found by Cheapflights users on 9/29. 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.
Fri 10/317:50 pmATH - ORD
1 stop30h 55mBritish Airways
Tue 1/63:21 pmORD - ATH
2 stops25h 59mBritish Airways
Deal found 9/29$539
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Tue 10/216:00 amATH - ORD
2 stops17h 55mUnited Airlines
Sun 1/111:00 pmORD - ATH
2 stops15h 00mUnited Airlines
Deal found 9/29$540
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Tue 10/216:00 amATH - ORD
2 stops17h 55mUnited Airlines
Sat 1/1010:44 amORD - ATH
2 stops18h 26mUnited Airlines
Deal found 9/29$542
This British Airways deal was found by Cheapflights users on 9/29. 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.
Sat 10/113:25 pmATH - ORD
2 stops32h 24mBritish Airways
Sun 1/116:45 pmORD - ATH
1 stop13h 10mBritish Airways
Deal found 9/29$543

Cheapflights Fare Finder

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

Fly from

Southeast Europe

Fly to

Illinois

Route

Depart

Return

Price

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Fri 11/7

7:05 am-4:20 pm

1 stop17h 15m

Chicago O'Hare Intl

Fri 11/14

5:50 pm-4:40 pm

2 stops14h 50m

$535

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 10/27

8:10 pm-7:45 pm

1 stop30h 35m

Chicago O'Hare Intl

Wed 1/7

6:45 pm-1:05 am

1 stop22h 20m

$537

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Wed 10/15

8:05 pm-11:50 am

1 stop23h 45m

Chicago O'Hare Intl

Tue 1/13

9:45 pm-7:30 pm

1 stop13h 45m

$537

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Wed 10/22

7:00 pm-5:00 pm

1 stop30h 00m

Chicago O'Hare Intl

Fri 1/9

6:45 pm-3:55 pm

1 stop13h 10m

$537

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 10/16

7:55 am-2:40 pm

1 stop14h 45m

Chicago O'Hare Intl

Mon 1/12

9:45 pm-6:55 pm

1 stop13h 10m

$537

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 10/27

8:10 pm-7:45 pm

1 stop30h 35m

Chicago O'Hare Intl

Thu 1/8

9:45 pm-1:25 am

1 stop19h 40m

$537

AthensChicago

ATH - MDW

ATHMDW

Athens Eleftherios V.

Thu 11/13

6:05 am-6:08 pm

2 stops20h 03m

Chicago Midway

Thu 12/11

1:14 pm-4:35 pm

2 stops19h 21m

$569

AthensChicago

ATH - MDW

ATHMDW

Athens Eleftherios V.

Thu 10/16

6:00 am-6:25 pm

2 stops20h 25m

Chicago Midway

Mon 10/20

1:08 pm-2:10 pm

2 stops17h 02m

$576

AthensChicago

ATH - MDW

ATHMDW

Athens Eleftherios V.

Wed 10/15

6:00 am-4:09 pm

2 stops18h 09m

Chicago Midway

Sun 10/19

9:35 am-12:45 pm

2 stops19h 10m

$581

AthensChicago

ATH - MDW

ATHMDW

Athens Eleftherios V.

Tue 10/14

6:00 am-6:25 pm

2 stops20h 25m

Chicago Midway

Sun 11/9

9:34 am-1:35 pm

2 stops20h 01m

$582

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/30

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

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

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

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

Find hourly flight availability from Southeast Europe 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 September 30, 2025.

When flying from Southeast Europe to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Southeast Europe to Illinois

Explore weekly flight availability from Southeast Europe to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 30, 2025.

The most flights from zzYMH to USIL are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

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 September 30, 2025.
Peruse reviews from past customers who have flown with LOT, Austrian Airlines, and United Airlines from Southeast Europe to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,122 reviews

Food

7.1

Boarding

7.6

Crew

8.2

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
LOT
7.6
Good
1,122 reviews
LOT
7.6
Good
1,122 reviews

Food

7.1

Boarding

7.6

Crew

8.2

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
Austrian Airlines
7.6
Good
850 reviews
LOT
7.6
Good
1,122 reviews

Food

7.1

Boarding

7.6

Crew

8.2

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
United Airlines
7.4
Good
8,931 reviews
LOT
7.6
Good
1,122 reviews

Food

7.1

Boarding

7.6

Crew

8.2

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
Turkish Airlines
7.3
Good
3,980 reviews
LOT
7.6
Good
1,122 reviews

Food

7.1

Boarding

7.6

Crew

8.2

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
Lufthansa
6.8
Okay
7,437 reviews
LOT
7.6
Good
1,122 reviews

Food

7.1

Boarding

7.6

Crew

8.2

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed

Related info for your journey

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

    Airlines like SWISS, British Airways, and United Airlines fly from Southeast Europe to Illinois in about 17h 15m. The time it takes to get you to your destination can typically vary by up to 38h 40m. There are 5446 mi between Southeast Europe and Illinois. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is LOT, with whom users have recently found tickets for as low as $528. However, be on the lookout for offers from Air Serbia and British Airways, as they are both options that can get you from Southeast Europe to Illinois for a low price.

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

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

  • How can I find direct flights from Southeast Europe to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Southeast Europe 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 Southeast Europe to Illinois?

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

Discover the top 10 airlines that operate flights from Southeast Europe 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 September 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$336Average$704FlexibilityNo cancel feeOn-time77%
KLMCheapest$460Average$746FlexibilityNo cancel feeOn-time75%
DeltaCheapest$484Average$587FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$485Average$830FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$491Average$612FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$492Average$661FlexibilityNo cancel feeOn-time70%
IberiaCheapest$511Average$690FlexibilityNo cancel feeOn-time77%
LOTCheapest$532Average$701FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$545Average$746FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$549Average$760FlexibilityNo cancel feeOn-time76%

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