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Cheap flights from Chicago to Slovenia from $327

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Slovenia departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago to Slovenia

Cheap round-trip flights

LOT Logo
9:40 pm - 12:35 pmORD-LJU
31h 55m1 stop
LOT Logo
5:10 pm - 9:00 pmLJU-ORD
33h 50m1 stop
$549LOT
Find Deal
Thu, Oct 16 - Sat, Nov 1
LOT Logo
5:10 pm - 12:35 pmORD-LJU
36h 25m2 stops
LOT Logo
5:10 pm - 9:00 pmLJU-ORD
33h 50m1 stop
$606LOT
Find Deal
Thu, Oct 16 - Sat, Nov 1
British Airways Logo
9:15 pm - 5:50 pmORD-LJU
13h 35m1 stop
British Airways Logo
6:00 pm - 1:55 pmLJU-ORD
26h 55m1 stop
$635British Airways
Find Deal
Wed, Sep 24 - Wed, Oct 1
British Airways Logo
7:15 pm - 2:15 pmORD-LJU
12h 00m1 stop
British Airways Logo
3:10 pm - 1:50 pmLJU-ORD
29h 40m1 stop
$710British Airways
Find Deal
Sun, Sep 28 - Mon, Oct 6
Logo
9:40 pm - 7:25 pmORD-LJU
14h 45m1 stop
Logo
6:30 am - 5:20 pmLJU-ORD
16h 50m1 stop
$744
Find Deal
Thu, Oct 16 - Sat, Nov 1
Turkish Airlines Logo
11:45 pm - 8:30 amORD-LJU
25h 45m1 stop
Turkish Airlines Logo
9:25 am - 10:00 pmLJU-ORD
19h 35m1 stop
$762Turkish Airlines
Find Deal
Mon, Sep 8 - Mon, Sep 15
Turkish Airlines Logo
11:45 pm - 7:15 pmORD-LJU
36h 30m1 stop
Turkish Airlines Logo
8:10 pm - 5:55 pmLJU-ORD
28h 45m1 stop
$764Turkish Airlines
Find Deal
Sat, Sep 27 - Fri, Oct 3
Lufthansa Logo
9:50 pm - 7:30 pmORD-LJU
14h 40m1 stop
Lufthansa Logo
10:35 am - 8:05 pmLJU-ORD
16h 30m1 stop
$765Lufthansa
Find Deal
Wed, Dec 3 - Sun, Dec 7
Lufthansa Logo
9:50 pm - 7:30 pmORD-LJU
14h 40m1 stop
Lufthansa Logo
6:35 am - 6:35 pmLJU-ORD
19h 00m2 stops
$775Lufthansa
Find Deal
Wed, Dec 3 - Sun, Dec 7
Logo
9:12 pm - 2:20 pmORD-LJU
35h 08m2 stops
Logo
6:55 am - 7:57 amLJU-ORD
32h 02m2 stops
$776
Find Deal
Sat, Oct 25 - Sat, Nov 8

Lufthansa flights from Chicago to Slovenia

Our best Lufthansa deals on Chicago to Slovenia flight tickets
Lufthansa
Dec 3
ORD9:50 pmChicago O'Hare Intl
14h 40m
1 stop
LJU7:30 pmLjubljana Joze Pucnik
Dec 7
LJU10:35 amLjubljana Joze Pucnik
16h 30m
1 stop
ORD8:05 pmChicago O'Hare Intl
$765
Find similar
Lufthansa
Dec 3
ORD9:50 pmChicago O'Hare Intl
14h 40m
1 stop
LJU7:30 pmLjubljana Joze Pucnik
Dec 7
LJU6:35 amLjubljana Joze Pucnik
19h 00m
2 stops
ORD6:35 pmChicago O'Hare Intl
$775
Find similar
Lufthansa
Dec 3
ORD10:35 pmChicago O'Hare Intl
13h 55m
2 stops
LJU7:30 pmLjubljana Joze Pucnik
Dec 7
LJU6:35 amLjubljana Joze Pucnik
19h 00m
2 stops
ORD6:35 pmChicago O'Hare Intl
$802
Find similar

Delta flights from Chicago to Slovenia

Our best Delta deals on Chicago to Slovenia flight tickets
Delta
Dec 3
ORD10:31 amChicago O'Hare Intl
18h 09m
2 stops
LJU11:40 amLjubljana Joze Pucnik
Dec 7
LJU12:25 pmLjubljana Joze Pucnik
28h 31m
2 stops
ORD9:56 amChicago O'Hare Intl
$794
Find similar
Delta
Dec 3
MDW10:49 amChicago Midway
42h 31m
2 stops
LJU12:20 pmLjubljana Joze Pucnik
Dec 7
LJU12:50 pmLjubljana Joze Pucnik
36h 28m
2 stops
MDW6:18 pmChicago Midway
$834
Find similar
Delta
Dec 3
MDW10:49 amChicago Midway
42h 31m
2 stops
LJU12:20 pmLjubljana Joze Pucnik
Dec 7
LJU12:50 pmLjubljana Joze Pucnik
17h 42m
2 stops
MDW11:32 pmChicago Midway
$835
Find similar

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated September 4, 2025.
Use the filters below to find and compare flights from Chicago to Slovenia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Thu 10/16

9:40 pm-12:35 pm

1 stop31h 55m

Ljubljana Joze Pucnik

Sat 11/1

5:10 pm-9:00 pm

1 stop33h 50m

$549

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Thu 10/16

5:10 pm-12:35 pm

2 stops36h 25m

Ljubljana Joze Pucnik

Sat 11/1

5:10 pm-9:00 pm

1 stop33h 50m

$606

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 9/24

9:15 pm-5:50 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Wed 10/1

6:00 pm-1:55 pm

1 stop26h 55m

$635

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Sun 9/28

7:15 pm-2:15 pm

1 stop12h 00m

Ljubljana Joze Pucnik

Mon 10/6

3:10 pm-1:50 pm

1 stop29h 40m

$710

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Thu 10/16

9:40 pm-7:25 pm

1 stop14h 45m

Ljubljana Joze Pucnik

Sat 11/1

6:30 am-5:20 pm

1 stop16h 50m

$744

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Mon 9/8

11:45 pm-8:30 am

1 stop25h 45m

Ljubljana Joze Pucnik

Mon 9/15

9:25 am-10:00 pm

1 stop19h 35m

$762

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Sat 9/27

11:45 pm-7:15 pm

1 stop36h 30m

Ljubljana Joze Pucnik

Fri 10/3

8:10 pm-5:55 pm

1 stop28h 45m

$764

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 12/3

9:50 pm-7:30 pm

1 stop14h 40m

Ljubljana Joze Pucnik

Sun 12/7

10:35 am-8:05 pm

1 stop16h 30m

$765

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Wed 12/3

9:50 pm-7:30 pm

1 stop14h 40m

Ljubljana Joze Pucnik

Sun 12/7

6:35 am-6:35 pm

2 stops19h 00m

$775

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

Sat 10/25

9:12 pm-2:20 pm

2 stops35h 08m

Ljubljana Joze Pucnik

Sat 11/8

6:55 am-7:57 am

2 stops32h 02m

$776

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Slovenia from

How to get the cheapest flight ticket from Chicago to Slovenia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Slovenia?

The month of November is, on average, the cheapest month to fly to Slovenia from Chicago, with most prices found around $592. The month of October is another great option to travel to Slovenia, with average flight prices from Chicago averaging around $619.

What is the cheapest day to depart on your flight to Slovenia?

According to our data, Thursday is the cheapest day to fly to Slovenia from Chicago. The lowest ticket price found for a Thursday departure recently was $802. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Slovenia on Friday is $1,341.

What is the cheapest time of day to depart on your flight to Slovenia?

At noon is the cheapest time of day to fly from Chicago to Slovenia when you can find flight prices for as low as $832. Flying to Slovenia at noon is an ideal time because this is during off-peak travel hours. Flights to Slovenia are more costly in the afternoon, with an average ticket price of $940. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Slovenia?

You are more likely to see cheaper flights to Slovenia from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Slovenia for around $874 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Slovenia from Chicago for as low as $628 on momondo.

Can stopping save me money on Chicago to Slovenia flights?

You could potentially save up to 16% on your flight if you consider stops on a Chicago to Slovenia flight.

Cheap Chicago to Slovenia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Slovenia

Direct flights

None
There are no direct flights from Chicago to Slovenia. There are no popular flight routes from Chicago to Slovenia.
Search flight deals

  • When did momondo last update prices for flights from Chicago to Slovenia?

    Prices for flights from Chicago to Slovenia refresh daily.

  • How many operators does momondo search for flights from Chicago to Slovenia?

  • How old do you have to be to fly from Chicago to Slovenia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to Slovenia.

  • What documentation or ID do you need to fly to Slovenia?

    The travel and health documents required for your trip to Slovenia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Slovenia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Chicago to Slovenia

Compare and see reviews for airlines that fly from Chicago to Slovenia with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $531Free CancellationRating
7.3
3,954 reviews
Search Turkish Airlines flights
KLMPriceFrom $590Free CancellationRating
7.8
1,383 reviews
Search KLM flights
SWISSPriceFrom $628Free CancellationRating
7.5
1,723 reviews
Search SWISS flights
Air SerbiaPriceFrom $746Free CancellationRating
6.2
199 reviews
Search Air Serbia flights
LufthansaPriceFrom $814Free CancellationRating
6.8
7,390 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Slovenia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Slovenia. momondo saves you time and could save you money on your trip.

Can I find flights from Chicago to Slovenia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Slovenia from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Slovenia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Slovenia from Chicago.

I’m not ready to book a flight from Chicago to Slovenia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Chicago to Slovenia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Slovenia and let you know when they change.

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