HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ljubljana

$284+ Cheap flights from O'Hare Intl (ORD) to Ljubljana (LJU)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LJU
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl to Ljubljana 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.

Cheapflights Tip: The best prices from Chicago O'Hare Intl to Ljubljana Joze Pucnik are usually found in January or October, booked 18 days in advance, depart on a Thursday or Tuesday and return on a Thursday

Cheap flight deals from O'Hare Intl to Ljubljana

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Ljubljana (LJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$671
(oojo)

One-way from

$284
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,102
From Chicago O'Hare Intl to Ljubljana Joze Pucnik
Search Deals
One-way flight from Chicago O'Hare Intl to Ljubljana Joze Pucnik
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($308 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($59 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from O'Hare Intl to Ljubljana

Cheapest flights from O'Hare Intl to Ljubljana
Explore the most affordable flight options available from O'Hare Intl to Ljubljana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This oojo deal was found by Cheapflights users on 6/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/179:40 pmORD - LJU
1 stop31h 55mLOT
Tue 10/285:10 pmLJU - ORD
1 stop33h 50mLOT
Deal found 6/30$599
This Gotogate deal was found by Cheapflights users on 7/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/137:05 pmORD - LJU
1 stop32h 00mSWISS
Wed 8/2010:50 amLJU - ORD
1 stop32h 20mSWISS
Deal found 7/1$672
This FlightHub deal was found by Cheapflights users on 7/2. 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 10/1511:45 pmORD - LJU
1 stop30h 25mTurkish Airlines
Fri 10/317:35 pmLJU - ORD
1 stop29h 50mTurkish Airlines
Deal found 7/2$702
This Priceline deal was found by Cheapflights users on 7/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:45 pmORD - LJU
2 stops14h 00mMultiple Airlines
Wed 11/126:35 amLJU - ORD
2 stops15h 20mMultiple Airlines
Deal found 7/1$715
This British Airways deal was found by Cheapflights users on 7/3. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/139:15 pmORD - LJU
1 stop13h 35mBritish Airways
Sun 8/249:25 pmLJU - ORD
1 stop25h 30mBritish Airways
Deal found 7/3$725
This Gotogate deal was found by Cheapflights users on 7/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/134:00 pmORD - LJU
2 stops13h 35mLufthansa
Wed 8/208:00 pmLJU - ORD
1 stop29h 15mLufthansa
Deal found 7/1$733
This KLM deal was found by Cheapflights users on 7/1. 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 8/132:00 pmORD - LJU
2 stops14h 35mKLM
Wed 8/2012:35 pmLJU - ORD
1 stop32h 35mKLM
Deal found 7/1$747
This Finnair deal was found by Cheapflights users on 7/3. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/910:15 pmORD - LJU
2 stops27h 30mFinnair
Tue 10/79:30 amLJU - ORD
2 stops36h 20mFinnair
Deal found 7/3$762
This Air Serbia deal was found by Cheapflights users on 7/1. 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.
Sat 10/1811:20 pmORD - LJU
1 stop13h 40mAir Serbia
Sat 10/259:40 amLJU - ORD
1 stop18h 20mAir Serbia
Deal found 7/1$765

Cheapflights Fare Finder

Customize your flight search to find flights from O'Hare Intl to Ljubljana 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 July 3, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Ljubljana that are best for you.

Fly from

O'Hare Intl

Fly to

Ljubljana

Route

Depart

Return

Price

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Fri 10/17

9:40 pm-12:35 pm

1 stop31h 55m

Ljubljana Joze Pucnik

Tue 10/28

5:10 pm-9:00 pm

1 stop33h 50m

$599

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 8/13

7:05 pm-10:05 am

1 stop32h 00m

Ljubljana Joze Pucnik

Wed 8/20

10:50 am-12:10 pm

1 stop32h 20m

$672

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 10/15

11:45 pm-1:10 pm

1 stop30h 25m

Ljubljana Joze Pucnik

Fri 10/31

7:35 pm-7:25 pm

1 stop29h 50m

$702

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 11/5

3:45 pm-12:45 pm

2 stops14h 00m

Ljubljana Joze Pucnik

Wed 11/12

6:35 am-2:55 pm

2 stops15h 20m

$715

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 8/13

9:15 pm-5:50 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Sun 8/24

9:25 pm-3:55 pm

1 stop25h 30m

$725

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 8/13

4:00 pm-12:35 pm

2 stops13h 35m

Ljubljana Joze Pucnik

Wed 8/20

8:00 pm-6:15 pm

1 stop29h 15m

$733

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 8/13

2:00 pm-11:35 am

2 stops14h 35m

Ljubljana Joze Pucnik

Wed 8/20

12:35 pm-2:10 pm

1 stop32h 35m

$747

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Tue 9/9

10:15 pm-8:45 am

2 stops27h 30m

Ljubljana Joze Pucnik

Tue 10/7

9:30 am-2:50 pm

2 stops36h 20m

$762

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Sat 10/18

11:20 pm-8:00 pm

1 stop13h 40m

Ljubljana Joze Pucnik

Sat 10/25

9:40 am-9:00 pm

1 stop18h 20m

$765

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Sun 9/21

10:27 am-9:40 am

2 stops40h 13m

$284

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 15 results
1
2

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

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

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Ljubljana?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Ljubljana. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to Ljubljana, you should look to book at least 16 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ljubljana (average of $710). Flying from Chicago O'Hare Intl Airport to Ljubljana in June is currently the most expensive (average of $1,449). 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 LJU?

Find hourly flight availability from O'Hare Intl to Ljubljana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

It’s typically best to fly out from Chicago O'Hare Intl Airport to Ljubljana at noon. Doing so could potentially save you 12% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Ljubljana

Get insights into the airlines that provide service to Ljubljana. 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 Ljubljana. Reviews last updated July 3, 2025.
Read reviews from past customers who have flown Delta, KLM, and LOT from Chicago O'Hare Intl Airport to Ljubljana. 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
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LOT
7.6
Good
1,092 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,306 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Ljubljana. 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 into for flights to Ljubljana from Chicago O'Hare Intl?

    Most people fly into Ljubljana Joze Pucnik (LJU) if they book a flight to Ljubljana from Chicago O'Hare Intl. On average, Joze Pucnik has 0 inbound flights from Chicago O'Hare Intl per day from 5 airlines. Ljubljana Joze Pucnik is conveniently located just 11.7 mi from Ljubljana’s city center.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Ljubljana round-trip?

    LOT, at $671, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Ljubljana.Alternate airlines to your destination round-trip include SWISS and Turkish Airlines. These flights start at 26% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Ljubljana one-way?

    For one-way options, check prices for Turkish Airlines. According to our data, you can fly for as low as $435. Users have also found prices from $532 and $579 on British Airways and Lufthansa, respectively.

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

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

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

    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 Ljubljana.

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to Ljubljana 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 Ljubljana?

    Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ljubljana (average of $710). Flying from Chicago O'Hare Intl Airport to Ljubljana in June is currently the most expensive (average of $1,449). 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

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Kranjska Gora

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 Ljubljana

See prices for flight routes from nearby airports that may be better suited for you.
Midway to Ljubljana flights
O'Hare Intl to Maribor flights

Top 5 airlines flying from O'Hare Intl to Ljubljana

Discover the top 5 airlines that operate flights from O'Hare Intl to Ljubljana. 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$531Average$751FlexibilityNo cancel feeOn-time77%
KLMCheapest$590Average$929FlexibilityNo cancel feeOn-time75%
SWISSCheapest$628Average$1,277FlexibilityNo cancel feeOn-time79%
Air SerbiaCheapest$746Average$852FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$796Average$1,058FlexibilityNo 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.