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Southeast Europe

$273+ Cheap flights from Illinois to Southeast Europe

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ATH
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
1 adult, Economy
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Cheap flight deals from Illinois to Southeast Europe

Keep the following information in mind while searching for Illinois to Southeast Europe flight deals. Data was last updated April 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$568
(Scandinavian Airlines)

One-way from

$273
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$703
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 Southeast Europe
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One-way flight from Illinois to Southeast Europe
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Highest demand for flights based on searches. 26% potential increase in price ($322 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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Find flight deals from Illinois to Southeast Europe

Cheapest flights from Illinois to Southeast Europe
Explore the most affordable flight options available from Illinois to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 4/4. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/107:15 pmORD - OTP
1 stop17h 55mScandinavian Airlines
Mon 8/259:50 pmOTP - ORD
1 stop26h 20mScandinavian Airlines
Deal found 4/4$568
This FlightHub deal was found by Cheapflights users on 4/3. 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.
Wed 9/37:50 pmORD - OTP
1 stop16h 35mTurkish Airlines
Wed 9/179:30 amOTP - ORD
1 stop32h 10mTurkish Airlines
Deal found 4/3$571
This oojo deal was found by Cheapflights users on 4/3. 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 8/2711:45 pmORD - DBV
1 stop25h 35mTurkish Airlines
Mon 9/159:10 amDBV - ORD
1 stop19h 50mTurkish Airlines
Deal found 4/3$580
This Air Canada deal was found by Cheapflights users on 4/3. 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 11/1311:20 amORD - OTP
2 stops18h 25mAir Canada
Tue 12/25:55 amOTP - ORD
2 stops16h 50mAir Canada
Deal found 4/3$584
This Scandinavian Airlines deal was found by Cheapflights users on 4/3. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/137:15 pmORD - ATH
2 stops31h 25mScandinavian Airlines
Wed 9/247:40 pmATH - ORD
1 stop28h 30mScandinavian Airlines
Deal found 4/3$595
This American Airlines deal was found by Cheapflights users on 4/3. 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 10/291:15 pmORD - ATH
2 stops14h 35mAmerican Airlines
Wed 11/57:45 amATH - ORD
2 stops18h 10mAmerican Airlines
Deal found 4/3$600
This Aeromexico deal was found by Cheapflights users on 4/3. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/229:20 amMDW - ATH
2 stops20h 00mAir France
Tue 11/42:45 pmATH - MDW
2 stops35h 51mAir France
Deal found 4/3$600
This Cheapflightsfares deal was found by Cheapflights users on 4/3. 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.
Tue 10/215:15 pmORD - ATH
Nonstop9h 55mIberia
Tue 10/281:00 pmATH - ORD
1 stop16h 34mIberia
Deal found 4/3$601
This KLM deal was found by Cheapflights users on 4/3. 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.
Wed 4/234:50 pmORD - SOF
1 stop13h 10mMultiple Airlines
Wed 5/77:00 amSOF - ORD
1 stop16h 00mMultiple Airlines
Deal found 4/3$602
This British Airways deal was found by Cheapflights users on 4/4. 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.
Tue 5/139:15 pmORD - SOF
1 stop15h 25mBritish Airways
Wed 6/49:30 pmSOF - ORD
1 stop28h 45mBritish Airways
Deal found 4/4$603
This Air Serbia deal was found by Cheapflights users on 4/3. 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.
Wed 10/154:30 pmORD - ATH
1 stop26h 55mAir Serbia
Sat 10/184:30 amATH - ORD
1 stop24h 30mAir Serbia
Deal found 4/3$608
This KLM deal was found by Cheapflights users on 4/3. 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.
Tue 4/221:50 pmORD - SOF
2 stops16h 10mKLM
Tue 4/297:00 amSOF - ORD
1 stop15h 10mKLM
Deal found 4/3$608

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Southeast Europe 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 4, 2025.
Use the filters below to find and compare flights from Illinois to Southeast Europe that are best for you.

Fly from

Illinois

Fly to

Southeast Europe

Route

Depart

Return

Price

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 8/10

7:15 pm-9:10 pm

1 stop17h 55m

Bucharest Otopeni Intl

Mon 8/25

9:50 pm-4:10 pm

1 stop26h 20m

$568

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 9/3

7:50 pm-8:25 pm

1 stop16h 35m

Bucharest Otopeni Intl

Wed 9/17

9:30 am-9:40 am

1 stop32h 10m

$571

ChicagoDubrovnik

ORD - DBV

ORDDBV

Chicago O'Hare Intl

Wed 8/27

11:45 pm-8:20 am

1 stop25h 35m

Dubrovnik

Mon 9/15

9:10 am-10:00 pm

1 stop19h 50m

$580

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sat 9/13

7:15 pm-10:40 am

2 stops31h 25m

Athens Eleftherios V.

Wed 9/24

7:40 pm-4:10 pm

1 stop28h 30m

$595

ChicagoSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Wed 4/23

4:50 pm-2:00 pm

1 stop13h 10m

Sofia

Wed 5/7

7:00 am-3:00 pm

1 stop16h 00m

$602

ChicagoSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Tue 5/13

9:15 pm-8:40 pm

1 stop15h 25m

Sofia

Wed 6/4

9:30 pm-6:15 pm

1 stop28h 45m

$603

ChicagoSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Tue 4/22

1:50 pm-2:00 pm

2 stops16h 10m

Sofia

Tue 4/29

7:00 am-2:10 pm

1 stop15h 10m

$608

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 10/1

4:30 pm-3:05 am

1 stop26h 35m

Bucharest Otopeni Intl

Sat 10/11

4:40 am-9:00 pm

1 stop24h 20m

$609

ChicagoTirana

ORD - TIA

ORDTIA

Chicago O'Hare Intl

Tue 5/6

4:55 pm-12:40 pm

1 stop12h 45m

Tirana Rinas

Sat 5/24

6:50 pm-11:45 am

1 stop23h 55m

$612

ChicagoTirana

ORD - TIA

ORDTIA

Chicago O'Hare Intl

Tue 5/6

12:35 pm-12:40 pm

2 stops17h 05m

Tirana Rinas

Sat 5/24

6:50 pm-2:40 pm

1 stop26h 50m

$614

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

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

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

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Southeast Europe (average of $679). Flying from Illinois to Southeast Europe 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 YMH?

Find hourly flight availability from Illinois to Southeast Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Southeast Europe as you normally would.

Rainfall in Southeast Europe by month

Plan your trip to Southeast Europe by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southeast Europe 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 Southeast Europe when rainfall is around 0.2 in.

Temperature in Southeast Europe by month

Plan your trip to Southeast Europe by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southeast Europe, 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 Southeast Europe

Get insights into the airlines that provide service to Southeast Europe. 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 Southeast Europe. Reviews last updated April 4, 2025.
Read through reviews of airlines operating flights from Illinois to Southeast Europe, such as Singapore Airlines, Delta and KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,287 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Singapore Airlines
8.1
Very good
1,287 reviews
Singapore Airlines
8.1
Very good
1,287 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Delta
8.0
Very good
7,900 reviews
Singapore Airlines
8.1
Very good
1,287 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
KLM
7.8
Good
1,323 reviews
Singapore Airlines
8.1
Very good
1,287 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
LOT
7.6
Good
1,065 reviews
Singapore Airlines
8.1
Very good
1,287 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Finnair
7.6
Good
1,267 reviews
Singapore Airlines
8.1
Very good
1,287 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Southeast Europe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    One-way options have recently been found by users for as low as $288 on Turkish Airlines. Other airlines that offer cheap prices include Air Serbia from $367 and Scandinavian Airlines from $472 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Illinois to Southeast Europe (average of $679). Flying from Illinois to Southeast Europe 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

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Alternative routes for Illinois to Southeast Europe

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 Southeast Europe

Discover the top 10 airlines that operate flights from Illinois to Southeast Europe. 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 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$326Average$849FlexibilityNo cancel feeOn-time77%
Air SerbiaCheapest$424Average$1,028FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$488Average$999FlexibilityNo cancel feeOn-time79%
Turkish AirlinesCheapest$500Average$737FlexibilityNo cancel feeOn-time77%
Austrian AirlinesCheapest$512Average$897FlexibilityNo cancel feeOn-time78%
Air FranceCheapest$517Average$935FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$522Average$925FlexibilityNo cancel feeOn-time70%
LOTCheapest$532Average$879FlexibilityNo cancel feeOn-time81%
DeltaCheapest$534Average$958FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$542Average$1,171FlexibilityNo cancel feeOn-time62%

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