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$457+ Cheap flights from Chicago (CHI) to Slovenia

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — LJU
Mar 19 — Mar 261
Wed 3/19
Wed 3/26
1 adult, Economy
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Cheap flight deals from Chicago to Slovenia

Keep the following information in mind while searching for Chicago to Slovenia flight deals. Data was last updated March 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$626
(Turkish Airlines)

One-way from

$457
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$663
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 (CHI) to Slovenia
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One-way flight from Chicago (CHI) to Slovenia
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Highest demand for flights based on searches. 28% potential increase in price ($376 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Chicago to Slovenia

Cheapest flights from Chicago to Slovenia
Explore the most affordable flight options available from Chicago to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2025.

This oojo deal was found by Cheapflights users on 3/12. 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 9/311:45 pmORD - LJU
1 stop25h 45mTurkish Airlines
Wed 9/179:25 amLJU - ORD
1 stop19h 35mTurkish Airlines
Deal found 3/12$619
This Mytrip deal was found by Cheapflights users on 3/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/237:25 pmORD - LJU
2 stops15h 20mMultiple Airlines
Wed 4/3011:00 amLJU - ORD
2 stops28h 04mMultiple Airlines
Deal found 3/13$808
This oojo deal was found by Cheapflights users on 3/13. 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 9/59:40 pmORD - LJU
1 stop31h 55mLOT
Tue 9/95:05 pmLJU - ORD
2 stops29h 05mLOT
Deal found 3/13$901
This British Airways deal was found by Cheapflights users on 3/13. 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 9/36:29 pmORD - LJU
2 stops16h 21mBritish Airways
Wed 9/176:00 pmLJU - ORD
1 stop26h 55mBritish Airways
Deal found 3/13$1,070
This KLM deal was found by Cheapflights users on 3/13. 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 5/132:15 pmORD - LJU
2 stops14h 20mKLM
Tue 6/312:35 pmLJU - ORD
1 stop32h 35mKLM
Deal found 3/13$1,083
This KLM deal was found by Cheapflights users on 3/11. 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 4/223:02 pmMDW - LJU
2 stops13h 33mKLM
Tue 4/299:05 amLJU - MDW
2 stops16h 15mKLM
Deal found 3/11$1,093
This KAYAK deal was found by Cheapflights users on 3/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/239:40 pmORD - LJU
1 stop14h 45mLufthansa
Wed 4/306:40 amLJU - ORD
2 stops18h 53mLufthansa
Deal found 3/12$1,097
This SWISS deal was found by Cheapflights users on 3/13. 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.
Sun 4/276:35 pmORD - LJU
1 stop17h 00mSWISS
Sun 5/410:50 amLJU - ORD
1 stop12h 05mSWISS
Deal found 3/13$1,134
This Ticket deal was found by Cheapflights users on 3/11. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/263:02 pmMDW - LJU
2 stops13h 33mAir France
Sat 5/312:20 pmLJU - MDW
2 stops17h 02mAir France
Deal found 3/11$1,189
This Delta deal was found by Cheapflights users on 3/11. 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 4/239:20 amMDW - LJU
2 stops19h 45mDelta
Wed 4/3012:20 pmLJU - MDW
2 stops17h 02mDelta
Deal found 3/11$1,191
This Air Serbia deal was found by Cheapflights users on 3/13. 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 6/254:30 pmORD - LJU
1 stop33h 25mAir Serbia
Sat 7/52:55 pmLJU - ORD
1 stop13h 05mAir Serbia
Deal found 3/13$1,431
This Delta deal was found by Cheapflights users on 3/13. 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.
Sun 4/275:10 pmORD - LJU
1 stop11h 25mDelta
Sun 5/412:35 pmLJU - ORD
2 stops18h 24mDelta
Deal found 3/13$1,607

Find flights from Chicago to Slovenia within your budget

Customize your flight search to find flights from Chicago 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 March 14, 2025.

Fly from

Chicago

Fly to

Slovenia

Route

Depart

Return

Price

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 9/3

11:45 pm-8:30 am

1 stop25h 45m

Ljubljana Joze Pucnik

Wed 9/17

9:25 am-10:00 pm

1 stop19h 35m

$619

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 4/23

7:25 pm-5:45 pm

2 stops15h 20m

Ljubljana Joze Pucnik

Wed 4/30

11:00 am-8:04 am

2 stops28h 04m

$808

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Fri 9/5

9:40 pm-12:35 pm

1 stop31h 55m

Ljubljana Joze Pucnik

Tue 9/9

5:05 pm-3:10 pm

2 stops29h 05m

$901

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 9/3

6:29 pm-5:50 pm

2 stops16h 21m

Ljubljana Joze Pucnik

Wed 9/17

6:00 pm-1:55 pm

1 stop26h 55m

$1,070

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Tue 5/13

2:15 pm-11:35 am

2 stops14h 20m

Ljubljana Joze Pucnik

Tue 6/3

12:35 pm-2:10 pm

1 stop32h 35m

$1,083

ChicagoLjubljana

MDW - LJU

MDWLJU

Chicago Midway

Tue 4/22

3:02 pm-11:35 am

2 stops13h 33m

Ljubljana Joze Pucnik

Tue 4/29

9:05 am-6:20 pm

2 stops16h 15m

$1,093

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 4/23

9:40 pm-7:25 pm

1 stop14h 45m

Ljubljana Joze Pucnik

Wed 4/30

6:40 am-6:33 pm

2 stops18h 53m

$1,097

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Sun 4/27

6:35 pm-6:35 pm

1 stop17h 00m

Ljubljana Joze Pucnik

Sun 5/4

10:50 am-3:55 pm

1 stop12h 05m

$1,134

ChicagoLjubljana

MDW - LJU

MDWLJU

Chicago Midway

Sat 4/26

3:02 pm-11:35 am

2 stops13h 33m

Ljubljana Joze Pucnik

Sat 5/3

12:20 pm-10:22 pm

2 stops17h 02m

$1,189

ChicagoLjubljana

MDW - LJU

MDWLJU

Chicago Midway

Wed 4/23

9:20 am-12:05 pm

2 stops19h 45m

Ljubljana Joze Pucnik

Wed 4/30

12:20 pm-10:22 pm

2 stops17h 02m

$1,191

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Showing 1-10 of 20 results
1
2

Best time to book a flight from Chicago to Slovenia

Have a flexible travel schedule? Discover the best time to fly to Slovenia from Chicago 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.

Travel insights for flights from Chicago to Slovenia

Get recent, data-driven insights about flights from Chicago to Slovenia including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Chicago to Slovenia?

Currently, February is the cheapest month in which you can book a flight from Chicago to Slovenia (average of $710). Flying from Chicago to Slovenia in June is currently the most expensive (average of $1,520). 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 CHI to SI?

Find hourly flight availability from Chicago 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 March 14, 2025.

When flying from Chicago 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 March 14, 2025.
To help decide which airline to fly from Chicago to Slovenia, see what other customers have to say about Delta, KLM and LOT. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,944 reviews

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

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
7,944 reviews
Delta
8.0
Very good
7,944 reviews

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

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
1,320 reviews
Delta
8.0
Very good
7,944 reviews

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

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
1,058 reviews
Delta
8.0
Very good
7,944 reviews

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

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
1,564 reviews
Delta
8.0
Very good
7,944 reviews

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

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.

Air France
7.4
Good
1,424 reviews
Delta
8.0
Very good
7,944 reviews

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

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 Chicago 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 to Slovenia one-way?

    The cheapest airline one-way is Turkish Airlines, with whom users have recently found tickets for as low as $983. However, be on the lookout for offers from LOT and SWISS, as they are both options that can get you from Chicago to Slovenia for a low price.

  • What are the most popular routes from Chicago to Slovenia?

    The most popular route from Chicago to Slovenia is Chicago O'Hare Intl - Ljubljana Joze Pucnik. You may also consider Chicago Midway - Ljubljana Joze Pucnik or Chicago O'Hare Intl - Maribor.

  • Can I find deals for flights from Chicago to Slovenia that include hotel bookings?

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

  • How can I find direct flights from Chicago to Slovenia?

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

  • Can I find deals for business class flights from Chicago to Slovenia?

    Yes. Cheapflights offers flight deals from Chicago 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 to Slovenia?

    Currently, February is the cheapest month in which you can book a flight from Chicago to Slovenia (average of $710). Flying from Chicago to Slovenia in June is currently the most expensive (average of $1,520). 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 Chicago 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 Chicago to Slovenia

Discover the top 6 airlines that operate flights from Chicago 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 March 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$531Average$702FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$637Average$1,049FlexibilityNo cancel feeOn-time70%
SWISSCheapest$698Average$1,169FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$705Average$996FlexibilityNo cancel feeOn-time76%
KLMCheapest$738Average$929FlexibilityNo cancel feeOn-time75%
Air SerbiaCheapest$783Average$979FlexibilityNo cancel feeOn-timeN/A
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