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Cheap flights from Ljubljana to Chicago from $420

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ljubljana to Chicago departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ljubljana to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Serbia Logo
8:45 pm - 9:20 pmLJU  Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl
31h 35m1 stop Belgrade Nikola Tesla
Air Serbia Logo
7:30 pm - 7:55 pmORD  Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik
17h 25m1 stop Belgrade Nikola Tesla
$743Air Serbia
Tue, Dec 22 - Sat, Jan 2
Air Serbia Logo
8:45 pm - 4:50 pmLJU  Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl
27h 05m1 stop Belgrade Nikola Tesla
Air Serbia Logo
11:55 pm - 9:00 amORD  Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik
26h 05m1 stop Belgrade Nikola Tesla
$743Air Serbia
Fri, Dec 25 - Wed, Dec 30
Air Serbia Logo
9:30 am - 9:20 pmLJU  Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl
18h 50m1 stop Belgrade Nikola Tesla
Air Serbia Logo
11:55 pm - 7:55 pmORD  Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik
13h 00m1 stop Belgrade Nikola Tesla
$743Air Serbia
Wed, Dec 23 - Wed, Dec 30
Air Serbia Logo
9:30 am - 4:50 pmLJU  Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl
14h 20m1 stop Belgrade Nikola Tesla
Air Serbia Logo
11:55 pm - 7:55 pmORD  Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik
13h 00m1 stop Belgrade Nikola Tesla
$743Air Serbia
Sat, Dec 26 - Wed, Dec 30
Air Serbia Logo
8:45 pm - 9:20 pmLJU  Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl
31h 35m1 stop Belgrade Nikola Tesla
Air Serbia Logo
11:55 pm - 7:55 pmORD  Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik
13h 00m1 stop Belgrade Nikola Tesla
$743Air Serbia
Tue, Dec 22 - Wed, Dec 30
Air Serbia Logo
8:45 pm - 4:50 pmLJU  Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl
27h 05m1 stop Belgrade Nikola Tesla
Air Serbia Logo
7:30 pm - 7:55 pmORD  Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik
17h 25m1 stop Belgrade Nikola Tesla
$743Air Serbia
Fri, Dec 25 - Sat, Jan 2
Air Serbia Logo
9:30 am - 9:20 pmLJU  Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl
18h 50m1 stop Belgrade Nikola Tesla
Air Serbia Logo
7:30 pm - 7:55 pmORD  Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik
17h 25m1 stop Belgrade Nikola Tesla
$743Air Serbia
Wed, Dec 23 - Sat, Jan 2
Air Serbia Logo
9:30 am - 4:50 pmLJU  Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl
14h 20m1 stop Belgrade Nikola Tesla
Air Serbia Logo
7:30 pm - 7:55 pmORD  Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik
17h 25m1 stop Belgrade Nikola Tesla
$743Air Serbia
Sat, Dec 26 - Sat, Jan 2
Lufthansa Logo
6:40 am - 3:20 pmLJU  Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl
15h 40m1 stop Frankfurt am Main
Lufthansa Logo
3:15 pm - 10:05 amORD  Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik
11h 50m1 stop Frankfurt am Main
$882Lufthansa
Thu, Dec 24 - Wed, Dec 30
Lufthansa Logo
6:40 am - 3:20 pmLJU  Ljubljana Joze Pucnik-ORD Chicago O'Hare Intl
15h 40m1 stop Frankfurt am Main
Lufthansa Logo
3:15 pm - 10:05 amORD  Chicago O'Hare Intl-LJU Ljubljana Joze Pucnik
11h 50m1 stop Frankfurt am Main
$911Lufthansa
Wed, Dec 23 - Tue, Dec 29

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Delta flights from Ljubljana to Chicago O'Hare Intl Airport

Our best Delta deals on Ljubljana to Chicago O'Hare Intl Airport flight tickets
Delta
Sep 10
LJU6:00 amLjubljana Joze Pucnik
15h 15m
1 stop
ORD2:15 pmChicago O'Hare Intl
Sep 17
ORD5:10 pmChicago O'Hare Intl
13h 40m
1 stop
LJU1:50 pmLjubljana Joze Pucnik
$824
Delta
Sep 10
LJU6:00 amLjubljana Joze Pucnik
22h 33m
2 stops
ORD9:33 pmChicago O'Hare Intl
Sep 17
ORD5:10 pmChicago O'Hare Intl
13h 40m
1 stop
LJU1:50 pmLjubljana Joze Pucnik
$829
Delta
Sep 10
LJU6:00 amLjubljana Joze Pucnik
22h 33m
2 stops
ORD9:33 pmChicago O'Hare Intl
Sep 17
ORD5:10 pmChicago O'Hare Intl
13h 40m
1 stop
LJU1:50 pmLjubljana Joze Pucnik
$831

LOT flights from Ljubljana to Chicago O'Hare Intl Airport

Our best LOT deals on Ljubljana to Chicago O'Hare Intl Airport flight tickets
LOT
Nov 21
LJU5:10 pmLjubljana Joze Pucnik
33h 45m
1 stop
ORD7:55 pmChicago O'Hare Intl
Nov 28
ORD9:50 pmChicago O'Hare Intl
32h 15m
1 stop
LJU1:05 pmLjubljana Joze Pucnik
$781
LOT
Sep 10
LJU5:30 amLjubljana Joze Pucnik
40h 40m
2 stops
ORD3:10 pmChicago O'Hare Intl
Sep 17
ORD5:10 pmChicago O'Hare Intl
24h 20m
2 stops
LJU12:30 amLjubljana Joze Pucnik
$884
LOT
Sep 10
LJU5:30 amLjubljana Joze Pucnik
40h 40m
2 stops
ORD3:10 pmChicago O'Hare Intl
Sep 17
ORD5:10 pmChicago O'Hare Intl
24h 20m
2 stops
LJU12:30 amLjubljana Joze Pucnik
$895

momondo Fare Finder

 
Customize your flight search to find flights from Ljubljana to Chicago O'Hare Intl Airport 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 August 12, 2026.
Use the filters below to find and compare flights from Ljubljana to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LjubljanaChicago

LJU Ljubljana Joze Pucnik - ORD Chicago O'Hare Intl

LJUORD

Ljubljana Joze Pucnik

Tue 12/22

8:45 pm-9:20 pm

1 stop31h 35m

Chicago O'Hare Intl

Sat 1/2

7:30 pm-7:55 pm

1 stop17h 25m

$743

LjubljanaChicago

LJU Ljubljana Joze Pucnik - ORD Chicago O'Hare Intl

LJUORD

Ljubljana Joze Pucnik

Fri 12/25

8:45 pm-4:50 pm

1 stop27h 05m

Chicago O'Hare Intl

Wed 12/30

11:55 pm-9:00 am

1 stop26h 05m

$743

LjubljanaChicago

LJU Ljubljana Joze Pucnik - ORD Chicago O'Hare Intl

LJUORD

Ljubljana Joze Pucnik

Wed 12/23

9:30 am-9:20 pm

1 stop18h 50m

Chicago O'Hare Intl

Wed 12/30

11:55 pm-7:55 pm

1 stop13h 00m

$743
Quickest round-trip

LjubljanaChicago

LJU Ljubljana Joze Pucnik - ORD Chicago O'Hare Intl

LJUORD

Ljubljana Joze Pucnik

Sat 12/26

9:30 am-4:50 pm

1 stop14h 20m

Chicago O'Hare Intl

Wed 12/30

11:55 pm-7:55 pm

1 stop13h 00m

$743

LjubljanaChicago

LJU Ljubljana Joze Pucnik - ORD Chicago O'Hare Intl

LJUORD

Ljubljana Joze Pucnik

Tue 12/22

8:45 pm-9:20 pm

1 stop31h 35m

Chicago O'Hare Intl

Wed 12/30

11:55 pm-7:55 pm

1 stop13h 00m

$743

LjubljanaChicago

LJU Ljubljana Joze Pucnik - ORD Chicago O'Hare Intl

LJUORD

Ljubljana Joze Pucnik

Fri 12/25

8:45 pm-4:50 pm

1 stop27h 05m

Chicago O'Hare Intl

Sat 1/2

7:30 pm-7:55 pm

1 stop17h 25m

$743

LjubljanaChicago

LJU Ljubljana Joze Pucnik - ORD Chicago O'Hare Intl

LJUORD

Ljubljana Joze Pucnik

Wed 12/23

9:30 am-9:20 pm

1 stop18h 50m

Chicago O'Hare Intl

Sat 1/2

7:30 pm-7:55 pm

1 stop17h 25m

$743

LjubljanaChicago

LJU Ljubljana Joze Pucnik - ORD Chicago O'Hare Intl

LJUORD

Ljubljana Joze Pucnik

Sat 12/26

9:30 am-4:50 pm

1 stop14h 20m

Chicago O'Hare Intl

Sat 1/2

7:30 pm-7:55 pm

1 stop17h 25m

$743

LjubljanaChicago

LJU Ljubljana Joze Pucnik - ORD Chicago O'Hare Intl

LJUORD

Ljubljana Joze Pucnik

Thu 12/24

6:40 am-3:20 pm

1 stop15h 40m

Chicago O'Hare Intl

Wed 12/30

3:15 pm-10:05 am

1 stop11h 50m

$882

LjubljanaChicago

LJU Ljubljana Joze Pucnik - ORD Chicago O'Hare Intl

LJUORD

Ljubljana Joze Pucnik

Wed 12/23

6:40 am-3:20 pm

1 stop15h 40m

Chicago O'Hare Intl

Tue 12/29

3:15 pm-10:05 am

1 stop11h 50m

$911

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Ljubljana to Chicago O'Hare Intl Airport

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 airline that flies from Ljubljana Joze Pucnik to Chicago O'Hare Intl?

Air Serbia and British Airways are the most popular carriers operating from Ljubljana Joze Pucnik to Chicago O'Hare Intl

When to book flights from Ljubljana to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ljubljana to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ljubljana to Chicago O'Hare Intl Airport (LJU to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ljubljana to Chicago O'Hare Intl Airport

Fastest flight time

15h 15m

Direct flights

None
The fastest flight from Ljubljana to Chicago O'Hare Intl Airport takes 15h 15m
There are no direct flights from Ljubljana to Chicago O'Hare Intl Airport. There are no popular flight routes from Ljubljana to Chicago O'Hare Intl Airport.
Search flight deals

Frequently asked questions about flying from Ljubljana to Chicago O'Hare Intl Airport

  • How far is Ljubljana Joze Pucnik to Chicago O'Hare Intl by plane?

    Chicago O'Hare Intl is 4711.6 mi away from Ljubljana Joze Pucnik. A reasonable flight in good conditions will take 15h 15m.

  • When did momondo last update prices for flights from Ljubljana Joze Pucnik Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Ljubljana Joze Pucnik Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ljubljana Joze Pucnik Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Ljubljana Joze Pucnik Airport to Chicago O'Hare Intl Airport?

    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 Ljubljana Joze Pucnik Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ljubljana to Chicago O'Hare Intl Airport?

Best airlines flying from Ljubljana to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Ljubljana to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $621Free CancellationRating
6.8
8,179 reviews
Search Lufthansa flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
Merrillville
Rockford
South Haven
Gurnee
Rosemont
Oak Brook
Orland Park
Naperville
Joliet
New Buffalo
Kenosha
Hammond
Racine
Aurora
Janesville
Elgin
South Holland
Evanston

Why use momondo?

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

It is quick and easy to find Ljubljana to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

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

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

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

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

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

Price alerts on flights to Chicago from Ljubljana are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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