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Cheap flights from Illinois to Slovenia from $333

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Slovenia departing on 12/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Slovenia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:20 pm - 6:40 pmORD-LJU
15h 20m1 stop
Turkish Airlines Logo
7:35 pm - 11:05 amLJU-ORD
21h 30m1 stop
$496Turkish Airlines
Find Deal
mar., mar. 3 - mar., mar. 10
Turkish Airlines Logo
8:20 pm - 6:40 pmORD-LJU
15h 20m1 stop
Turkish Airlines Logo
7:35 pm - 7:25 pmLJU-ORD
29h 50m1 stop
$530Turkish Airlines
Find Deal
mar., mar. 3 - mar., mar. 10
Lufthansa Logo
4:20 pm - 12:40 pmORD-LJU
13h 20m2 stops
Lufthansa Logo
6:35 am - 1:10 pmLJU-ORD
13h 35m1 stop
$685Lufthansa
Find Deal
lun., dic. 1 - jue., dic. 11
Lufthansa Logo
9:50 pm - 7:30 pmORD-LJU
14h 40m1 stop
Lufthansa Logo
9:45 am - 9:08 pmLJU-ORD
18h 23m2 stops
$704Lufthansa
Find Deal
dom., nov. 30 - vie., dic. 12
Multiple Airlines Logo
3:55 pm - 2:05 pmORD-LJU
15h 10m2 stops
Multiple Airlines Logo
10:30 am - 7:30 pmLJU-ORD
16h 00m2 stops
$712Multiple Airlines
Find Deal
lun., dic. 1 - jue., dic. 11
KLM Logo
2:03 pm - 11:40 amORD-LJU
14h 37m2 stops
KLM Logo
12:50 pm - 10:09 amLJU-ORD
27h 19m2 stops
$728KLM
Find Deal
mar., mar. 3 - mar., mar. 10
KLM Logo
1:28 pm - 11:40 amMDW-LJU
15h 12m2 stops
KLM Logo
12:50 pm - 9:56 amLJU-MDW
27h 06m2 stops
$728KLM
Find Deal
mar., mar. 3 - mar., mar. 10
Multiple Airlines Logo
12:50 pm - 12:55 pmORD-LJU
17h 05m2 stops
Multiple Airlines Logo
10:00 am - 6:25 pmLJU-ORD
15h 25m1 stop
$767Multiple Airlines
Find Deal
sáb., feb. 7 - mié., feb. 18
Delta Logo
5:20 pm - 11:40 amORD-LJU
11h 20m1 stop
Delta Logo
12:25 pm - 9:56 amLJU-ORD
28h 31m2 stops
$779Delta
Find Deal
mié., dic. 3 - dom., dic. 7
Delta Logo
6:00 am - 11:40 amMDW-LJU
22h 40m2 stops
Delta Logo
12:25 pm - 12:34 pmLJU-MDW
31h 09m2 stops
$789Delta
Find Deal
mié., dic. 3 - dom., dic. 7

Lufthansa flights from Illinois to Slovenia

Our best Lufthansa deals on Illinois to Slovenia flight tickets
Lufthansa
Dec 1
ORD4:20 pmChicago O'Hare Intl
13h 20m
2 stops
LJU12:40 pmLjubljana Joze Pucnik
Dec 11
LJU6:35 amLjubljana Joze Pucnik
13h 35m
1 stop
ORD1:10 pmChicago O'Hare Intl
$685
Find similar
Lufthansa
Nov 30
ORD9:50 pmChicago O'Hare Intl
14h 40m
1 stop
LJU7:30 pmLjubljana Joze Pucnik
Dec 12
LJU9:45 amLjubljana Joze Pucnik
18h 23m
2 stops
ORD9:08 pmChicago O'Hare Intl
$704
Find similar
Lufthansa
Apr 7
ORD9:40 pmChicago O'Hare Intl
14h 35m
1 stop
LJU7:15 pmLjubljana Joze Pucnik
Apr 14
LJU10:15 amLjubljana Joze Pucnik
17h 58m
2 stops
ORD9:13 pmChicago O'Hare Intl
$705
Find similar

Turkish Airlines flights from Illinois to Slovenia

Our best Turkish Airlines deals on Illinois to Slovenia flight tickets
Turkish Airlines
Mar 3
ORD8:20 pmChicago O'Hare Intl
15h 20m
1 stop
LJU6:40 pmLjubljana Joze Pucnik
Mar 10
LJU7:35 pmLjubljana Joze Pucnik
21h 30m
1 stop
ORD11:05 amChicago O'Hare Intl
$496
Find similar
Turkish Airlines
Mar 3
ORD8:20 pmChicago O'Hare Intl
15h 20m
1 stop
LJU6:40 pmLjubljana Joze Pucnik
Mar 10
LJU7:35 pmLjubljana Joze Pucnik
29h 50m
1 stop
ORD7:25 pmChicago O'Hare Intl
$530
Find similar
Turkish Airlines
Feb 7
ORD8:20 pmChicago O'Hare Intl
29h 05m
1 stop
LJU8:25 amLjubljana Joze Pucnik
Feb 18
LJU7:35 pmLjubljana Joze Pucnik
29h 50m
1 stop
ORD6:25 pmChicago O'Hare Intl
$534
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 noviembre 5, 2025.
Use the filters below to find and compare flights from Illinois to Slovenia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

mar. 3/3

8:20 pm-6:40 pm

1 stop15h 20m

Ljubljana Joze Pucnik

mar. 3/10

7:35 pm-11:05 am

1 stop21h 30m

$496

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

mar. 3/3

8:20 pm-6:40 pm

1 stop15h 20m

Ljubljana Joze Pucnik

mar. 3/10

7:35 pm-7:25 pm

1 stop29h 50m

$530

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

lun. 12/1

4:20 pm-12:40 pm

2 stops13h 20m

Ljubljana Joze Pucnik

jue. 12/11

6:35 am-1:10 pm

1 stop13h 35m

$685

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

dom. 11/30

9:50 pm-7:30 pm

1 stop14h 40m

Ljubljana Joze Pucnik

vie. 12/12

9:45 am-9:08 pm

2 stops18h 23m

$704

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

lun. 12/1

3:55 pm-2:05 pm

2 stops15h 10m

Ljubljana Joze Pucnik

jue. 12/11

10:30 am-7:30 pm

2 stops16h 00m

$712

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

mar. 3/3

2:03 pm-11:40 am

2 stops14h 37m

Ljubljana Joze Pucnik

mar. 3/10

12:50 pm-10:09 am

2 stops27h 19m

$728

ChicagoLjubljana

MDW - LJU

MDWLJU

Chicago Midway

mar. 3/3

1:28 pm-11:40 am

2 stops15h 12m

Ljubljana Joze Pucnik

mar. 3/10

12:50 pm-9:56 am

2 stops27h 06m

$728

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

sáb. 2/7

12:50 pm-12:55 pm

2 stops17h 05m

Ljubljana Joze Pucnik

mié. 2/18

10:00 am-6:25 pm

1 stop15h 25m

$767

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

mié. 12/3

5:20 pm-11:40 am

1 stop11h 20m

Ljubljana Joze Pucnik

dom. 12/7

12:25 pm-9:56 am

2 stops28h 31m

$779

ChicagoLjubljana

MDW - LJU

MDWLJU

Chicago Midway

mié. 12/3

6:00 am-11:40 am

2 stops22h 40m

Ljubljana Joze Pucnik

dom. 12/7

12:25 pm-12:34 pm

2 stops31h 09m

$789

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 Illinois 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 April is, on average, the cheapest month to fly to Slovenia from Illinois, with most prices found around $717. The month of November is another great option to travel to Slovenia, with average flight prices from Illinois averaging around $725.

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 Illinois. 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 Illinois 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 Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Slovenia for around $844 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Slovenia from Illinois for as low as $628 on momondo.

Can stopping save me money on Illinois to Slovenia flights?

You could potentially save up to 5% on your flight if you consider stops on a Illinois to Slovenia flight.

Cheap Illinois to Slovenia flight deals and tips

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

Direct flights

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

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

    Prices for flights from Illinois to Slovenia refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Slovenia.

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

    The required travel and health documents for your Slovenia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Slovenia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Illinois to Slovenia

Compare and see reviews for airlines that fly from Illinois to Slovenia with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $575Free CancellationRating
7.3
4,034 reviews
Search Turkish Airlines flights
KLMPriceFrom $583Free CancellationRating
7.7
1,405 reviews
Search KLM flights
Air SerbiaPriceFrom $746Free CancellationRating
6.2
207 reviews
Search Air Serbia flights
SWISSPriceFrom $820Free CancellationRating
7.5
1,778 reviews
Search SWISS flights
LufthansaPriceFrom $849Free CancellationRating
6.8
7,555 reviews
Search Lufthansa flights

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Illinois to Slovenia flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Illinois and Slovenia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Illinois 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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