HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Slovenia

$515+ Cheap flights from O'Hare Intl (ORD) to Slovenia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LJU
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl to Slovenia 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.

Find flight deals from O'Hare Intl to Slovenia

Cheapest flights from O'Hare Intl to Slovenia
Explore the most affordable flight options available from O'Hare Intl to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

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.
Thu 11/2711:50 amORD - LJU
1 stop23h 50mTurkish Airlines
Thu 12/49:20 amLJU - ORD
1 stop31h 45mTurkish Airlines
Deal found 10/28$515
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:00 amORD - LJU
2 stops21h 40mDelta
Thu 12/412:50 pmLJU - ORD
2 stops18h 11mDelta
Deal found 10/28$553
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:20 pmORD - LJU
1 stop11h 20mDelta
Sun 12/712:25 pmLJU - ORD
2 stops28h 31mDelta
Deal found 10/28$555
This Air France 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/271:25 pmORD - LJU
2 stops15h 55mMultiple Airlines
Thu 12/412:50 pmLJU - ORD
1 stop32h 30mMultiple Airlines
Deal found 10/28$649
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:30 pmORD - LJU
2 stops16h 10mKLM
Thu 1/2212:50 pmLJU - ORD
2 stops18h 07mKLM
Deal found 10/29$653
This CrystalTravel deal was found by Cheapflights users on 10/30. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:50 pmORD - LJU
1 stop12h 10mMultiple Airlines
Fri 11/710:35 amLJU - ORD
1 stop16h 30mMultiple Airlines
Deal found 10/30$720
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:35 pmORD - LJU
2 stops27h 30mLufthansa
Thu 1/226:35 amLJU - ORD
1 stop13h 35mLufthansa
Deal found 10/29$826

Cheap flight deals from O'Hare Intl to Slovenia

Keep the following information in mind while searching for O'Hare Intl to Slovenia flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$496
(FlightHub)

Popular in

June

Cheapest in

April

Average price

$897
Provider with most accurate pricing for Chicago (CHI)-Ljubljana Joze Pucnik flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Ljubljana Joze Pucnik flights.
Search Deals
From Chicago O'Hare Intl to Slovenia
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($413 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($57 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Slovenia 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 October 30, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Slovenia that are best for you.

Fly from

O'Hare Intl

Fly to

Slovenia

Route

Depart

Return

Price

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Thu 1/15

8:20 pm-6:40 pm

1 stop15h 20m

Ljubljana Joze Pucnik

Sun 1/25

7:35 pm-10:05 am

1 stop21h 30m

$535

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 12/3

10:36 am-11:40 am

2 stops18h 04m

Ljubljana Joze Pucnik

Sun 12/7

12:45 pm-2:20 pm

1 stop32h 35m

$543

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Thu 1/15

1:54 pm-11:40 am

2 stops14h 46m

Ljubljana Joze Pucnik

Sun 1/25

1:40 pm-2:20 pm

1 stop31h 40m

$543

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Thu 11/27

1:25 pm-12:20 pm

2 stops15h 55m

Ljubljana Joze Pucnik

Thu 12/4

12:50 pm-2:20 pm

1 stop32h 30m

$649

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Mon 12/29

6:30 pm-9:20 am

3 stops31h 50m

$1,506

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Mon 12/29

11:50 am-6:40 pm

1 stop23h 50m

$1,914

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Best time to book a flight from O'Hare Intl to Slovenia

Have a flexible travel schedule? Discover the best time to fly to Slovenia from O'Hare Intl 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 Chicago O'Hare Intl Airport to Slovenia

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Slovenia?

Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Slovenia (average of $503). Flying from Chicago O'Hare Intl Airport to Slovenia in June is currently the most expensive (average of $1,238). 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 ORD to SI?

Find hourly flight availability from O'Hare Intl to Slovenia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s optimal to fly from Chicago O'Hare Intl Airport to Slovenia at noon. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Slovenia

Get insights into the airlines that provide service to Slovenia. 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 Slovenia. Reviews last updated October 30, 2025.
Read through reviews of airlines operating flights from Chicago O'Hare Intl Airport to Slovenia, such as KLM, SWISS, and Turkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,406 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
SWISS
7.5
Good
1,775 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Turkish Airlines
7.3
Good
4,032 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,542 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air Serbia
6.2
Okay
205 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Slovenia. 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 Chicago O'Hare Intl Airport to Slovenia?

    For as low as $535, Turkish Airlines can have you in Slovenia from Chicago O'Hare Intl Airport in 15h 20m. There are 4703 mi between Chicago O'Hare Intl Airport and Slovenia. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from O'Hare Intl to Slovenia that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Slovenia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Slovenia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Slovenia.

  • Can I find deals for business class flights from O'Hare Intl to Slovenia?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Slovenia 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 Chicago O'Hare Intl Airport to Slovenia?

    Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Slovenia (average of $503). Flying from Chicago O'Hare Intl Airport to Slovenia in June is currently the most expensive (average of $1,238). 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 O'Hare Intl to Slovenia

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Heathrow flights
O'Hare Intl to Charles de Gaulle flights
O'Hare Intl to Frankfurt flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Madrid flights
O'Hare Intl to Istanbul flights
O'Hare Intl to Dublin flights
O'Hare Intl to Orly flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
O'Hare Intl to Frederic Chopin flights
O'Hare Intl to Barcelona-El Prat flights
O'Hare Intl to Amsterdam flights
O'Hare Intl to Lisbon flights
Midway to Frankfurt flights
O'Hare Intl to Munich flights
O'Hare Intl to Zurich flights
O'Hare Intl to Athens flights
Midway to Charles de Gaulle flights
O'Hare Intl to Krakow flights
O'Hare Intl to Malpensa flights
Midway to Heathrow flights
O'Hare Intl to Stansted flights
Midway to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Copenhagen flights
O'Hare Intl to Sabiha Gokcen flights
O'Hare Intl to Luton flights
O'Hare Intl to Keflavik Intl flights
O'Hare Intl to Bruxelles-National flights
O'Hare Intl to Beauvais-Tille flights
O'Hare Intl to Vienna flights
O'Hare Intl to Linate flights
O'Hare Intl to Frankfurt-Hahn flights
Midway to Madrid flights
Midway to Dublin flights
Midway to Barcelona-El Prat flights
O'Hare Intl to Katowice flights
Midway to Krakow flights
O'Hare Intl to Prague flights
Midway to Lisbon flights
O'Hare Intl to Berlin flights
O'Hare Intl to Geneva flights
O'Hare Intl to Ciampino flights
O'Hare Intl to Edinburgh flights
Midway to Frederic Chopin flights
O'Hare Intl to Bergamo flights
Midway to Malpensa flights
O'Hare Intl to Florence flights
Midway to Athens flights
O'Hare Intl to Vicenza flights

Top 5 airlines flying from O'Hare Intl to Slovenia

Discover the top 5 airlines that operate flights from O'Hare Intl to Slovenia. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$575Average$740FlexibilityNo cancel feeOn-time77%
KLMCheapest$590Average$929FlexibilityNo cancel feeOn-time75%
Air SerbiaCheapest$746Average$852FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$820Average$982FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$849Average$1,073FlexibilityNo 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.