HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$498+ Cheap flights from Ljubljana (LJU) 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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
LJU — ORD
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ljubljana 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 Ljubljana to Illinois

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

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$676
(oojo)

One-way from

$498
(oojo)

Popular in

December

Cheapest in

November

Average price

$672
Provider with most accurate pricing for Ljubljana Joze Pucnik-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ljubljana Joze Pucnik-Chicago (CHI) flights.
Search Deals
From Ljubljana Joze Pucnik to Illinois
Search Deals
One-way flight from Ljubljana Joze Pucnik to Illinois
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Ljubljana to Illinois

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

This oojo deal was found by Cheapflights users on 4/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/251:20 pmLJU - ORD
1 stop13h 20mLOT
Thu 8/72:20 pmORD - LJU
1 stop19h 00mLOT
Deal found 4/28$676
This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2512:35 pmLJU - ORD
1 stop32h 35mKLM
Sat 10/251:35 pmORD - LJU
2 stops16h 05mKLM
Deal found 4/28$689
This Lufthansa deal was found by Cheapflights users on 4/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/206:30 amLJU - ORD
2 stops18h 51mLufthansa
Sun 9/289:40 pmORD - LJU
1 stop14h 45mLufthansa
Deal found 4/28$701
This SWISS deal was found by Cheapflights users on 4/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/127:20 pmLJU - ORD
2 stops23h 35mSWISS
Thu 6/197:05 pmORD - LJU
1 stop30h 10mSWISS
Deal found 4/28$719
This Orbitz deal was found by Cheapflights users on 4/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/226:40 amLJU - ORD
2 stops20h 32mMultiple Airlines
Wed 5/288:40 amORD - LJU
2 stops18h 25mMultiple Airlines
Deal found 4/28$760
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2312:35 pmLJU - ORD
2 stops25h 59mDelta
Sat 8/161:35 pmORD - LJU
2 stops15h 00mDelta
Deal found 4/29$810
This Turkish Airlines deal was found by Cheapflights users on 4/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/168:10 pmLJU - ORD
1 stop20h 30mTurkish Airlines
Sat 6/217:50 pmORD - LJU
1 stop29h 40mTurkish Airlines
Deal found 4/28$829
This Air France deal was found by Cheapflights users on 4/28. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2612:20 pmLJU - ORD
2 stops16h 17mAir France
Wed 8/62:00 pmORD - LJU
2 stops14h 35mAir France
Deal found 4/28$877
This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/129:10 amLJU - MDW
2 stops16h 31mKLM
Thu 6/191:09 pmMDW - LJU
2 stops14h 56mKLM
Deal found 4/28$1,081
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2012:20 pmLJU - MDW
2 stops16h 24mDelta
Sun 9/289:20 amMDW - LJU
2 stops19h 15mDelta
Deal found 4/29$1,702

Cheapflights Fare Finder

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

Fly from

Ljubljana

Fly to

Illinois

Route

Depart

Return

Price

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Wed 6/25

1:20 pm-7:40 pm

1 stop13h 20m

Chicago O'Hare Intl

Thu 8/7

2:20 pm-4:20 pm

1 stop19h 00m

$676

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Thu 9/25

12:35 pm-2:10 pm

1 stop32h 35m

Chicago O'Hare Intl

Sat 10/25

1:35 pm-12:40 pm

2 stops16h 05m

$689

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Sat 9/20

6:30 am-6:21 pm

2 stops18h 51m

Chicago O'Hare Intl

Sun 9/28

9:40 pm-7:25 pm

1 stop14h 45m

$701

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Thu 6/12

7:20 pm-11:55 am

2 stops23h 35m

Chicago O'Hare Intl

Thu 6/19

7:05 pm-8:15 am

1 stop30h 10m

$719

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Thu 5/22

6:40 am-8:12 pm

2 stops20h 32m

Chicago O'Hare Intl

Wed 5/28

8:40 am-10:05 am

2 stops18h 25m

$760

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Mon 6/23

12:35 pm-7:34 am

2 stops25h 59m

Chicago O'Hare Intl

Sat 8/16

1:35 pm-11:35 am

2 stops15h 00m

$810

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Mon 6/16

8:10 pm-9:40 am

1 stop20h 30m

Chicago O'Hare Intl

Sat 6/21

7:50 pm-8:30 am

1 stop29h 40m

$829

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Thu 6/26

12:20 pm-9:37 pm

2 stops16h 17m

Chicago O'Hare Intl

Wed 8/6

2:00 pm-11:35 am

2 stops14h 35m

$877

LjubljanaChicago

LJU - MDW

LJUMDW

Ljubljana Joze Pucnik

Thu 6/12

9:10 am-6:41 pm

2 stops16h 31m

Chicago Midway

Thu 6/19

1:09 pm-11:05 am

2 stops14h 56m

$1,081

LjubljanaChicago

LJU - MDW

LJUMDW

Ljubljana Joze Pucnik

Sat 9/20

12:20 pm-9:44 pm

2 stops16h 24m

Chicago Midway

Sun 9/28

9:20 am-11:35 am

2 stops19h 15m

$1,702

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 13 results
1
2

Best time to book a flight from Ljubljana to Illinois

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

What is the cheapest time of day to fly from LJU to IL?

Find hourly flight availability from Ljubljana 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 April 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ljubljana 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 April 30, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and LOT from Ljubljana to Illinois to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

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
1,334 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

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
1,069 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

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
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

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
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

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 Ljubljana 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 Ljubljana to Illinois?

    Located just 11.7 mi from the city center, Ljubljana Joze Pucnik (LJU) is the airport most travelers will use when flying to Illinois from Ljubljana.

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

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

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

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

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

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

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

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 Ljubljana to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Ljubljana to Newark flights
Ljubljana to John F Kennedy Intl flights
Ljubljana to Miami flights
Maribor to San Francisco flights
Ljubljana to O'Hare Intl flights
Ljubljana to Seattle flights
Ljubljana to Los Angeles flights
Ljubljana to Orlando flights
Ljubljana to Detroit flights
Ljubljana to Atlanta flights
Ljubljana to Las Vegas flights
Ljubljana to Honolulu flights
Ljubljana to San Francisco flights
Ljubljana to Minneapolis flights
Ljubljana to Hobby flights
Ljubljana to Dallas/Fort Worth flights
Ljubljana to Cleveland flights
Ljubljana to Sky Harbor Intl flights
Ljubljana to Tampa flights
Ljubljana to Sarasota flights
Ljubljana to Baltimore flights
Ljubljana to San Jose flights
Ljubljana to Bozeman flights
Ljubljana to Fort Myers flights
Ljubljana to Philadelphia flights
Ljubljana to New Orleans flights
Ljubljana to Dulles Intl flights
Ljubljana to George Bush Intcntl flights
Ljubljana to Indianapolis flights

Top airline flying from Ljubljana to Illinois

Discover the top airline that operate flights from Ljubljana 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$597Average$845FlexibilityNo cancel feeOn-time76%

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.