What is the cheapest airline that flies from Chicago to Slovenia?

United Airlines is the most popular carrier operating from Chicago to Slovenia

What airlines fly to Slovenia?

Turkish Airlines, Lufthansa and SWISS are the top three most popular airlines that fly to Slovenia from Chicago according to our data. Turkish Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Slovenia. Keep in mind that there are 3 different airlines that fly to Slovenia on a routine basis, so you have a few additional options to choose from.

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?

As of October 2026, there are 3 operators available to choose from 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.

$455 Cheap Flights from Chicago to Slovenia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Slovenia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:10 pm - 1:05 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

34h 55m3 stops Kastrup Copenhagen Stockholm Arlanda Warsaw Frederic Chopin

8:45 pm - 4:45 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

27h 00m3 stops Belgrade Nikola Tesla Stockholm Arlanda Kastrup Copenhagen

$796Multiple Airlines

Wed, Nov 18 - Wed, Nov 25

11:25 am - 7:30 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

25h 05m1 stop Istanbul

9:20 am - 7:20 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

16h 00m1 stop Istanbul

$797Turkish Airlines

Wed, Oct 21 - Tue, Oct 27

11:25 am - 8:50 amORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

14h 25m1 stop Istanbul

7:40 pm - 11:00 amLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

21h 20m1 stop Istanbul

$797Turkish Airlines

Wed, Oct 21 - Tue, Oct 27

11:25 am - 8:50 amORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

14h 25m1 stop Istanbul

7:40 pm - 11:00 amLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

21h 20m1 stop Istanbul

$797Turkish Airlines

Tue, Oct 20 - Wed, Oct 28

6:30 pm - 1:05 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

35h 35m2 stops Reykjavik Keflavik Intl Warsaw Frederic Chopin

1:45 pm - 5:20 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

34h 35m2 stops Warsaw Frederic Chopin Reykjavik Keflavik Intl

$810Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

6:30 pm - 9:00 amORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

31h 30m3 stops Reykjavik Keflavik Intl Paris Charles de Gaulle Belgrade Nikola Tesla

8:45 pm - 5:20 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

27h 35m3 stops Belgrade Nikola Tesla Paris Charles de Gaulle Reykjavik Keflavik Intl

$883Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

6:50 pm - 2:15 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

12h 25m1 stop Zurich

6:15 am - 4:15 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

17h 00m1 stop Zurich

$899SWISS

Sat, Nov 14 - Sat, Nov 21

4:20 pm - 10:05 amORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

10h 45m1 stop Frankfurt am Main

6:40 am - 2:10 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

13h 30m1 stop Frankfurt am Main

$973Lufthansa

Sat, Mar 13 - Sat, Mar 20

4:20 pm - 10:05 amORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

10h 45m1 stop Frankfurt am Main

6:40 am - 1:10 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

13h 30m1 stop Frankfurt am Main

$986Lufthansa

Fri, Dec 25 - Sun, Dec 27

3:45 pm - 2:15 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

15h 30m2 stops London Heathrow Zurich

3:15 pm - 12:10 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

27h 55m2 stops Zurich Brussels Bruxelles-National

$2,028SWISS

Mon, Dec 21 - Fri, Dec 25

Cheap last minute flights

Enter your travel dates to find the best prices.

8:10 pm - 7:30 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

16h 20m1 stop Istanbul

9:20 am - 7:20 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

16h 00m1 stop Istanbul

$873Turkish Airlines

Wed, Oct 7 - Sat, Oct 31

8:10 pm - 7:30 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

16h 20m1 stop Istanbul

7:40 pm - 11:00 amLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

22h 20m1 stop Istanbul

$944Turkish Airlines

Wed, Oct 7 - Mon, Nov 2

9:00 am - 12:35 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

20h 35m2 stops Newark Munich Franz Josef Strauss

3:15 pm - 4:15 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

32h 00m1 stop Zurich

$1,062Multiple Airlines

Wed, Oct 7 - Mon, Nov 2

7:09 am - 12:35 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

22h 26m2 stops Toronto Pearson Intl Munich Franz Josef Strauss

3:15 pm - 5:15 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

32h 00m1 stop Zurich

$1,115Multiple Airlines

Wed, Oct 7 - Sat, Oct 31

1:55 pm - 12:35 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

15h 40m2 stops Charlotte Douglas Munich Franz Josef Strauss

6:40 am - 3:00 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

15h 20m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

$1,115Multiple Airlines

Wed, Oct 7 - Mon, Nov 2

11:05 am - 5:45 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

23h 40m2 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National

3:15 pm - 8:05 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

34h 50m2 stops Zurich Toronto Pearson Intl

$1,122Multiple Airlines

Wed, Oct 7 - Sat, Oct 31

7:25 pm - 8:50 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

18h 25m2 stops Reykjavik Keflavik Intl London Gatwick

8:40 pm - 9:15 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

31h 35m1 stop Belgrade Nikola Tesla

$1,185Multiple Airlines

Fri, Oct 2 - Fri, Oct 9

7:05 pm - 1:50 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

11h 45m1 stop Zurich

6:25 am - 12:35 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

13h 10m1 stop Zurich

$1,196SWISS

Fri, Oct 2 - Fri, Oct 9

1:55 pm - 12:35 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

15h 40m2 stops Boston Logan Intl Munich Franz Josef Strauss

2:05 pm - 11:32 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

16h 27m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$1,243United Airlines

Fri, Oct 2 - Fri, Oct 9

11:25 am - 1:20 pmORD Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik

18h 55m2 stops Istanbul Skopje

5:10 pm - 6:20 pmLJU Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl

31h 10m3 stops Warsaw Frederic Chopin Stockholm Arlanda Reykjavik Keflavik Intl

$1,329Multiple Airlines

Wed, Oct 7 - Sat, Oct 31

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Turkish Airlines flights from Chicago to Slovenia

Our best Turkish Airlines deals on Chicago to Slovenia flight tickets

Turkish Airlines

Oct 21

ORD11:25 amChicago O'Hare Intl

14h 25m

1 stop

LJU8:50 amLjubljana Joze Pucnik

Oct 27

LJU7:40 pmLjubljana Joze Pucnik

21h 20m

1 stop

ORD11:00 amChicago O'Hare Intl

$797

Turkish Airlines

Oct 20

ORD8:10 pmChicago O'Hare Intl

16h 20m

1 stop

LJU7:30 pmLjubljana Joze Pucnik

Oct 27

LJU7:40 pmLjubljana Joze Pucnik

29h 40m

1 stop

ORD7:20 pmChicago O'Hare Intl

$834

Turkish Airlines

Oct 11

ORD11:25 amChicago O'Hare Intl

14h 25m

1 stop

LJU8:50 amLjubljana Joze Pucnik

Dec 7

LJU7:40 pmLjubljana Joze Pucnik

21h 20m

1 stop

ORD10:00 amChicago O'Hare Intl

$835

Lufthansa flights from Chicago to Slovenia

Our best Lufthansa deals on Chicago to Slovenia flight tickets

Lufthansa

Mar 13

ORD4:20 pmChicago O'Hare Intl

10h 45m

1 stop

LJU10:05 amLjubljana Joze Pucnik

Mar 20

LJU6:40 amLjubljana Joze Pucnik

13h 30m

1 stop

ORD2:10 pmChicago O'Hare Intl

$973

Lufthansa

Dec 25

ORD4:20 pmChicago O'Hare Intl

10h 45m

1 stop

LJU10:05 amLjubljana Joze Pucnik

Dec 27

LJU6:40 amLjubljana Joze Pucnik

13h 30m

1 stop

ORD1:10 pmChicago O'Hare Intl

$986

Lufthansa

Oct 21

ORD3:35 pmChicago O'Hare Intl

14h 00m

1 stop

LJU12:35 pmLjubljana Joze Pucnik

Oct 27

LJU10:45 amLjubljana Joze Pucnik

14h 40m

2 stops

ORD7:25 pmChicago O'Hare Intl

$1,006

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoLjubljana

ORD Chicago O'Hare Intl - LJU Ljubljana Joze Pucnik

ORDLJU

Chicago O'Hare Intl

Wed 11/18

7:10 pm-1:05 pm

3 stops34h 55m

Ljubljana Joze Pucnik

Wed 11/25

8:45 pm-4:45 pm

3 stops27h 00m

$796

ChicagoLjubljana

ORD Chicago O'Hare Intl - LJU Ljubljana Joze Pucnik

ORDLJU

Chicago O'Hare Intl

Wed 10/21

11:25 am-7:30 pm

1 stop25h 05m

Ljubljana Joze Pucnik

Tue 10/27

9:20 am-7:20 pm

1 stop16h 00m

$797

ChicagoLjubljana

ORD Chicago O'Hare Intl - LJU Ljubljana Joze Pucnik

ORDLJU

Chicago O'Hare Intl

Wed 10/21

11:25 am-8:50 am

1 stop14h 25m

Ljubljana Joze Pucnik

Tue 10/27

7:40 pm-11:00 am

1 stop21h 20m

$797

ChicagoLjubljana

ORD Chicago O'Hare Intl - LJU Ljubljana Joze Pucnik

ORDLJU

Chicago O'Hare Intl

Tue 10/20

11:25 am-8:50 am

1 stop14h 25m

Ljubljana Joze Pucnik

Wed 10/28

7:40 pm-11:00 am

1 stop21h 20m

$797

ChicagoLjubljana

ORD Chicago O'Hare Intl - LJU Ljubljana Joze Pucnik

ORDLJU

Chicago O'Hare Intl

Wed 11/11

6:30 pm-1:05 pm

2 stops35h 35m

Ljubljana Joze Pucnik

Wed 11/18

1:45 pm-5:20 pm

2 stops34h 35m

$810

ChicagoLjubljana

ORD Chicago O'Hare Intl - LJU Ljubljana Joze Pucnik

ORDLJU

Chicago O'Hare Intl

Wed 11/11

6:30 pm-9:00 am

3 stops31h 30m

Ljubljana Joze Pucnik

Wed 11/18

8:45 pm-5:20 pm

3 stops27h 35m

$883

ChicagoLjubljana

ORD Chicago O'Hare Intl - LJU Ljubljana Joze Pucnik

ORDLJU

Chicago O'Hare Intl

Sat 11/14

6:50 pm-2:15 pm

1 stop12h 25m

Ljubljana Joze Pucnik

Sat 11/21

6:15 am-4:15 pm

1 stop17h 00m

$899

Quickest round-trip

ChicagoLjubljana

ORD Chicago O'Hare Intl - LJU Ljubljana Joze Pucnik

ORDLJU

Chicago O'Hare Intl

Sat 3/13

4:20 pm-10:05 am

1 stop10h 45m

Ljubljana Joze Pucnik

Sat 3/20

6:40 am-2:10 pm

1 stop13h 30m

$973

ChicagoLjubljana

ORD Chicago O'Hare Intl - LJU Ljubljana Joze Pucnik

ORDLJU

Chicago O'Hare Intl

Fri 12/25

4:20 pm-10:05 am

1 stop10h 45m

Ljubljana Joze Pucnik

Sun 12/27

6:40 am-1:10 pm

1 stop13h 30m

$986

ChicagoLjubljana

ORD Chicago O'Hare Intl - LJU Ljubljana Joze Pucnik

ORDLJU

Chicago O'Hare Intl

Mon 12/21

3:45 pm-2:15 pm

2 stops15h 30m

Ljubljana Joze Pucnik

Fri 12/25

3:15 pm-12:10 pm

2 stops27h 55m

$2,028

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Slovenia?

The month of February is, on average, the cheapest month to fly to Slovenia from Chicago, with most prices found around $629. The month of November is another great option to travel to Slovenia, with average flight prices from Chicago averaging around $726.

Cheap Chicago to Slovenia flight deals and tips

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

Best Price Found	$455
Fastest flight time	14h 25m
Direct flights	None

The best one-way flight to Slovenia from Chicago in the past 72 hours is $455. The best round-trip flight deal from Chicago to Slovenia found on momondo in the last 72 hours is $796.

The fastest flight from Chicago to Slovenia takes 14h 25m

There are no direct flights from Chicago to Slovenia. There are no popular flight routes from Chicago to Slovenia.

Search flight deals

Frequently asked questions about flying from Chicago to Slovenia

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?
As of October 2026, there are 3 operators available to choose from 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 Airlines	PriceFrom $589	Free Cancellation	Rating 7.4 4,451 reviews	Search Turkish Airlines flights
SWISS	PriceFrom $687	Free Cancellation	Rating 7.5 2,087 reviews	Search SWISS flights
Lufthansa	PriceFrom $771	Free Cancellation	Rating 6.8 8,251 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.

An easier way to manage your Slovenia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Flights to Ljubljanafrom $695

Flights to Mariborfrom $3,530

Flights to Portorož

Cheap flights from Chicago to Slovenia from $455

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 3/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Chicago to Slovenia

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Big names and deals

Filter for what you want

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Turkish Airlines flights from Chicago to Slovenia

Our best Turkish Airlines deals on Chicago to Slovenia flight tickets

Lufthansa flights from Chicago to Slovenia

Our best Lufthansa deals on Chicago to Slovenia flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Chicago to Slovenia that are best for you.

See travel insights to Slovenia from

How to get the cheapest flight ticket from Chicago to Slovenia

What is the cheapest month to fly to Slovenia?

What is the cheapest airline that flies from Chicago to Slovenia?

What airlines fly to Slovenia?

Cheap Chicago to Slovenia flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Chicago to Slovenia

Best airlines flying from Chicago to Slovenia

Compare and see reviews for airlines that fly from Chicago to Slovenia with momondo

Why use momondo?

An easier way to manage your Slovenia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Slovenia

Popular cities in Slovenia

Popular flights according to clicks in the last 7 days on momondo

Chicago flight routes

According to popular flight searches on momondo this year

Slovenia flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Slovenia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Slovenia

List of cabin classes available on flights landing in Slovenia. Availability may vary depending on flight origin and airline.

Complete your trip to Slovenia

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According to popular flight searches on momondo this year