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

LOT is the most popular carrier operating from Slovenia to Illinois

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

Prices for flights from Slovenia to Illinois are refreshed on a daily basis.

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

There is 1 operator available for flights from Slovenia to Illinois as of August 2025.

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

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 Slovenia to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois 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 Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$510 Cheap Flights from Slovenia to Illinois in 2025

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Find the cheapest flights from Slovenia to Illinois

Round-trip

One-way

Recent round-trip flight deals from Slovenia to Illinois

7:20 pm - 3:55 pmLJU-ORD

27h 35m1 stop

7:05 pm - 10:05 amORD-LJU

32h 00m1 stop

$678SWISS

Find Deal

Mon, Sep 1 - Mon, Sep 8

12:35 pm - 2:10 pmLJU-ORD

32h 35m1 stop

4:40 pm - 12:05 pmORD-LJU

12h 25m1 stop

$685KLM

Find Deal

Mon, Sep 1 - Mon, Sep 8

6:35 am - 3:20 pmLJU-ORD

15h 45m1 stop

6:50 pm - 2:00 pmORD-LJU

12h 10m1 stop

$715

Find Deal

Tue, Dec 23 - Fri, Jan 2

12:35 pm - 2:10 pmLJU-ORD

32h 35m1 stop

5:10 pm - 11:35 amORD-LJU

11h 25m1 stop

$745KLM

Find Deal

Sat, Sep 20 - Sun, Sep 28

8:00 pm - 1:15 pmLJU-ORD

24h 15m2 stops

9:40 pm - 9:25 amORD-LJU

28h 45m2 stops

$764Lufthansa

Find Deal

Mon, Sep 1 - Mon, Sep 8

8:15 pm - 3:55 pmLJU-ORD

26h 40m1 stop

1:59 pm - 2:15 pmORD-LJU

17h 16m2 stops

$783British Airways

Find Deal

Sat, Sep 20 - Sun, Sep 28

8:15 pm - 6:15 pmLJU-ORD

29h 00m1 stop

7:15 pm - 2:15 pmORD-LJU

12h 00m1 stop

$784British Airways

Find Deal

Sat, Sep 20 - Sun, Sep 28

12:35 pm - 2:10 pmLJU-ORD

32h 35m1 stop

9:10 am - 11:35 amORD-LJU

19h 25m2 stops

$787Delta

Find Deal

Sat, Sep 20 - Sun, Sep 28

2:55 pm - 12:10 pmLJU-ORD

28h 15m2 stops

9:05 pm - 1:40 pmORD-LJU

33h 35m2 stops

$859SWISS

Find Deal

Tue, Dec 23 - Fri, Jan 2

12:35 pm - 9:40 amLJU-MDW

28h 05m2 stops

9:20 am - 11:35 amMDW-LJU

19h 15m2 stops

$1,538Delta

Find Deal

Sat, Sep 20 - Sun, Sep 28

SWISS flights from Slovenia to Illinois

Our best SWISS deals on Slovenia to Illinois flight tickets

SWISS

Sep 1

LJU7:20 pmLjubljana Joze Pucnik

27h 35m

1 stop

ORD3:55 pmChicago O'Hare Intl

Sep 8

ORD7:05 pmChicago O'Hare Intl

32h 00m

1 stop

LJU10:05 amLjubljana Joze Pucnik

$678

Find similar

SWISS

Dec 23

LJU2:55 pmLjubljana Joze Pucnik

28h 15m

2 stops

ORD12:10 pmChicago O'Hare Intl

Jan 2

ORD9:05 pmChicago O'Hare Intl

33h 35m

2 stops

LJU1:40 pmLjubljana Joze Pucnik

$859

Find similar

KLM flights from Slovenia to Illinois

Our best KLM deals on Slovenia to Illinois flight tickets

KLM

Sep 1

LJU12:35 pmLjubljana Joze Pucnik

32h 35m

1 stop

ORD2:10 pmChicago O'Hare Intl

Sep 8

ORD4:40 pmChicago O'Hare Intl

12h 25m

1 stop

LJU12:05 pmLjubljana Joze Pucnik

$685

Find similar

KLM

Sep 20

LJU12:35 pmLjubljana Joze Pucnik

32h 35m

1 stop

ORD2:10 pmChicago O'Hare Intl

Sep 28

ORD5:10 pmChicago O'Hare Intl

11h 25m

1 stop

LJU11:35 amLjubljana Joze Pucnik

$745

Find similar

KLM

Sep 20

LJU12:35 pmLjubljana Joze Pucnik

32h 35m

1 stop

ORD2:10 pmChicago O'Hare Intl

Sep 28

ORD5:10 pmChicago O'Hare Intl

11h 25m

1 stop

LJU11:35 amLjubljana Joze Pucnik

$752

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Mon 9/1

7:20 pm-3:55 pm

1 stop27h 35m

Chicago O'Hare Intl

Mon 9/8

7:05 pm-10:05 am

1 stop32h 00m

$678

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Mon 9/1

12:35 pm-2:10 pm

1 stop32h 35m

Chicago O'Hare Intl

Mon 9/8

4:40 pm-12:05 pm

1 stop12h 25m

$685

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Tue 12/23

6:35 am-3:20 pm

1 stop15h 45m

Chicago O'Hare Intl

Fri 1/2

6:50 pm-2:00 pm

1 stop12h 10m

$715

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Sat 9/20

12:35 pm-2:10 pm

1 stop32h 35m

Chicago O'Hare Intl

Sun 9/28

5:10 pm-11:35 am

1 stop11h 25m

$745

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Mon 9/1

8:00 pm-1:15 pm

2 stops24h 15m

Chicago O'Hare Intl

Mon 9/8

9:40 pm-9:25 am

2 stops28h 45m

$764

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Sat 9/20

8:15 pm-3:55 pm

1 stop26h 40m

Chicago O'Hare Intl

Sun 9/28

1:59 pm-2:15 pm

2 stops17h 16m

$783

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Sat 9/20

8:15 pm-6:15 pm

1 stop29h 00m

Chicago O'Hare Intl

Sun 9/28

7:15 pm-2:15 pm

1 stop12h 00m

$784

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Sat 9/20

12:35 pm-2:10 pm

1 stop32h 35m

Chicago O'Hare Intl

Sun 9/28

9:10 am-11:35 am

2 stops19h 25m

$787

LjubljanaChicago

LJU - ORD

LJUORD

Ljubljana Joze Pucnik

Tue 12/23

2:55 pm-12:10 pm

2 stops28h 15m

Chicago O'Hare Intl

Fri 1/2

9:05 pm-1:40 pm

2 stops33h 35m

$859

LjubljanaChicago

LJU - MDW

LJUMDW

Ljubljana Joze Pucnik

Sat 9/20

12:35 pm-9:40 am

2 stops28h 05m

Chicago Midway

Sun 9/28

9:20 am-11:35 am

2 stops19h 15m

$1,538

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Slovenia to Illinois

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 day to depart on your flight to Illinois?

The cheapest day to depart from Slovenia to Illinois is on a Thursday when prices can be found for as low as $693. Flights from Slovenia to Illinois on a Sunday will generally be more expensive and average around $949. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Slovenia to Illinois during this time can be as low as $693. Flights at noon are often more expensive with an average ticket price of $841.

Cheap Slovenia to Illinois flight deals and tips

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

Best Price Found	$510
Fastest flight time	14h 50m
Direct flights	None
Airports in Illinois	2 airports

The best one-way flight to Illinois from Slovenia in the past 72 hours is $510. The best round-trip flight deal from Slovenia to Illinois found on momondo in the last 72 hours is $678.

The fastest flight from Slovenia to Illinois takes 14h 50m

There are no direct flights from Slovenia to Illinois. Popular non-direct routes for this connection are Ljubljana Joze Pucnik Airport - Chicago O'Hare Intl Airport and Ljubljana Joze Pucnik Airport - Chicago Midway Airport.

There are 2 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

Search flight deals

When did momondo last update prices for flights from Slovenia to Illinois?
Prices for flights from Slovenia to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Slovenia to Illinois?
There is 1 operator available for flights from Slovenia to Illinois as of August 2025.
How old do you have to be to fly from Slovenia to Illinois?
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 Slovenia to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois 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 Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Slovenia to Illinois

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

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $634	Free Cancellation	Rating 6.8 7,330 reviews		Search Lufthansa flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Slovenia.

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

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

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

momondo provides multiple filters to help you find the best flight to Illinois from Slovenia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Slovenia and alert you when they change.