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$573+ 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LJU
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$889
(oojo)

One-way from

$652
(Air Serbia)

Popular in

June

Cheapest in

November

Average price

$734
Provider with most accurate pricing for Chicago (CHI)-Ljubljana Joze Pucnik flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Ljubljana Joze Pucnik flights.
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From Chicago O'Hare Intl to Slovenia
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One-way flight from Chicago O'Hare Intl to Slovenia
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Highest demand for flights based on searches. 32% potential increase in price ($442 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($59 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 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 April 30, 2025.

This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2511:25 amORD - LJU
1 stop24h 50mTurkish Airlines
Thu 10/29:25 amLJU - ORD
1 stop31h 15mTurkish Airlines
Deal found 4/29$573
This Air Serbia 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 Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1210:55 pmORD - LJU
1 stop32h 30mAir Serbia
Wed 11/199:45 amLJU - ORD
1 stop18h 25mAir Serbia
Deal found 4/29$615
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2510:55 pmORD - LJU
1 stop32h 10mLOT
Sat 11/15:10 pmLJU - ORD
1 stop33h 50mLOT
Deal found 4/29$646
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1110:40 amORD - LJU
2 stops16h 25mMultiple Airlines
Mon 8/187:20 pmLJU - ORD
1 stop23h 50mMultiple Airlines
Deal found 4/29$727
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/132:20 pmORD - LJU
1 stop12h 45mSWISS
Wed 8/2010:50 amLJU - ORD
1 stop12h 05mSWISS
Deal found 4/29$749
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/134:16 pmORD - LJU
2 stops18h 34mBritish Airways
Wed 8/206:00 pmLJU - ORD
2 stops29h 17mBritish Airways
Deal found 4/29$767
This StudentUniverse 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/149:30 pmORD - LJU
1 stop28h 15mFinnair
Thu 8/219:30 amLJU - ORD
1 stop15h 20mFinnair
Deal found 4/29$781
This CrystalTravel 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2810:35 pmORD - LJU
1 stop16h 20mLufthansa
Fri 12/51:05 pmLJU - ORD
2 stops14h 00mLufthansa
Deal found 4/29$805
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.
Fri 8/1510:35 amORD - LJU
2 stops18h 00mDelta
Fri 8/226:30 amLJU - ORD
2 stops22h 24mDelta
Deal found 4/29$832
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/225:10 pmORD - LJU
1 stop11h 25mKLM
Fri 8/299:00 amLJU - ORD
2 stops16h 40mKLM
Deal found 4/29$913

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 April 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 9/25

11:25 am-7:15 pm

1 stop24h 50m

Ljubljana Joze Pucnik

Thu 10/2

9:25 am-9:40 am

1 stop31h 15m

$573

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Sat 10/25

10:55 pm-1:05 pm

1 stop32h 10m

Ljubljana Joze Pucnik

Sat 11/1

5:10 pm-9:00 pm

1 stop33h 50m

$646

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Mon 9/1

6:50 pm-8:00 pm

1 stop18h 10m

Ljubljana Joze Pucnik

Mon 9/8

9:50 am-4:40 pm

1 stop13h 50m

$659

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Mon 8/11

10:40 am-10:05 am

2 stops16h 25m

Ljubljana Joze Pucnik

Mon 8/18

7:20 pm-12:10 pm

1 stop23h 50m

$727

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 8/13

2:20 pm-10:05 am

1 stop12h 45m

Ljubljana Joze Pucnik

Wed 8/20

10:50 am-3:55 pm

1 stop12h 05m

$749

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 8/13

4:16 pm-5:50 pm

2 stops18h 34m

Ljubljana Joze Pucnik

Wed 8/20

6:00 pm-4:17 pm

2 stops29h 17m

$767

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Thu 8/14

9:30 pm-8:45 am

1 stop28h 15m

Ljubljana Joze Pucnik

Thu 8/21

9:30 am-5:50 pm

1 stop15h 20m

$781

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Fri 8/15

10:35 am-11:35 am

2 stops18h 00m

Ljubljana Joze Pucnik

Fri 8/22

6:30 am-9:54 pm

2 stops22h 24m

$832

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 10/22

3:35 pm-12:35 pm

1 stop14h 00m

Ljubljana Joze Pucnik

Wed 10/29

1:05 pm-9:05 pm

2 stops14h 00m

$911

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Fri 8/22

5:10 pm-11:35 am

1 stop11h 25m

Ljubljana Joze Pucnik

Fri 8/29

9:00 am-6:40 pm

2 stops16h 40m

$913

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 17 results
1
2

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, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Slovenia (average of $710). Flying from Chicago O'Hare Intl Airport to Slovenia in June is currently the most expensive (average of $1,515). 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 April 30, 2025.

When flying from Chicago O'Hare Intl Airport to Slovenia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Slovenia by month

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

In terms of precipitation, rainfall in Slovenia ranges from 1.6 - 2.8 inches per month. October is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Slovenia when rainfall is around 1.6 in.

Temperature in Slovenia by month

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

If weather is an important factor for your trip to Slovenia, 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 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 April 30, 2025.
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

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
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

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
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

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
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

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
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

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Turkish Airlines
7.3
Good
3,788 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

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    For one-way options, check prices for Air Serbia. According to our data, you can fly for as low as $652. Users have also found prices from $676 and $890 on British Airways and Turkish Airlines, respectively.

  • 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, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Slovenia (average of $710). Flying from Chicago O'Hare Intl Airport to Slovenia in June is currently the most expensive (average of $1,515). 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 O'Hare Intl to Slovenia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from O'Hare Intl to Slovenia

Discover the top 6 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$531Average$709FlexibilityNo cancel feeOn-time77%
KLMCheapest$590Average$929FlexibilityNo cancel feeOn-time75%
SWISSCheapest$725Average$1,202FlexibilityNo cancel feeOn-time79%
Air SerbiaCheapest$783Average$979FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$795Average$1,086FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$857Average$1,056FlexibilityNo cancel feeOn-time70%

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