HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ljubljana

$614+ Cheap flights from Colorado to Ljubljana (LJU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LJU
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colorado to Ljubljana with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Colorado to Ljubljana

Cheapest flights from Colorado to Ljubljana
Explore the most affordable flight options available from Colorado to Ljubljana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This oojo deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:20 pmDEN - LJU
1 stop29h 05mTurkish Airlines
Sun 12/219:20 amLJU - DEN
2 stops20h 46mTurkish Airlines
Deal found 11/2$946
This FlightHub deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/131:25 pmDEN - LJU
2 stops16h 15mMultiple Airlines
Sun 12/216:35 amLJU - DEN
2 stops23h 31mMultiple Airlines
Deal found 11/2$1,066
This CheapOair deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:45 pmDEN - LJU
1 stop20h 10mLufthansa
Sun 12/216:35 amLJU - DEN
1 stop17h 25mLufthansa
Deal found 10/31$1,264

Cheap flight deals from Colorado to Ljubljana

Keep the following information in mind while searching for Colorado to Ljubljana flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$589
(FlightHub)

Popular in

December

Cheapest in

April

Average price

$671
Provider with most accurate pricing for Denver Intl-Ljubljana Joze Pucnik flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Ljubljana Joze Pucnik flights.
Search Deals
From Colorado to Ljubljana Joze Pucnik
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($221 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($89 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Ljubljana 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, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Colorado to Ljubljana that are best for you.

Fly from

Colorado

Fly to

Ljubljana

Route

Depart

Return

Price

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Thu 1/15

7:20 pm-8:25 am

1 stop29h 05m

Ljubljana Joze Pucnik

Sat 1/24

9:20 am-5:35 pm

1 stop16h 15m

$665

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Fri 1/16

7:20 pm-6:40 pm

1 stop15h 20m

Ljubljana Joze Pucnik

Sat 1/24

9:20 am-5:35 pm

1 stop16h 15m

$665

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Tue 1/13

7:20 pm-6:40 pm

1 stop15h 20m

Ljubljana Joze Pucnik

Mon 1/19

7:35 pm-5:35 pm

1 stop30h 00m

$675

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Tue 1/13

7:20 pm-6:40 pm

1 stop15h 20m

Ljubljana Joze Pucnik

Wed 1/21

7:35 pm-5:35 pm

1 stop30h 00m

$675

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Sat 1/17

7:20 pm-8:25 am

1 stop29h 05m

Ljubljana Joze Pucnik

Wed 1/21

7:35 pm-5:35 pm

1 stop30h 00m

$725

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Thu 4/2

6:40 pm-8:20 pm

1 stop17h 40m

Ljubljana Joze Pucnik

Mon 4/6

3:10 pm-4:35 pm

1 stop33h 25m

$759

Colorado SpringsLjubljana

COS - LJU

COSLJU

Colorado Springs

Wed 4/1

1:50 pm-12:35 pm

2 stops14h 45m

Ljubljana Joze Pucnik

Sun 4/5

6:25 am-6:30 pm

2 stops20h 05m

$769

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Wed 1/14

3:15 pm-6:40 pm

2 stops19h 25m

Ljubljana Joze Pucnik

Thu 1/22

9:20 am-5:35 pm

1 stop16h 15m

$871

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Mon 1/12

4:20 pm-12:40 pm

1 stop12h 20m

Ljubljana Joze Pucnik

Mon 1/19

8:10 pm-2:35 pm

1 stop26h 25m

$886

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Mon 1/12

4:20 pm-12:40 pm

1 stop12h 20m

Ljubljana Joze Pucnik

Wed 1/21

10:00 am-2:35 pm

1 stop12h 35m

$886

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 12 results
1
2

Best time to book a flight from Colorado to Ljubljana

Have a flexible travel schedule? Discover the best time to fly to Ljubljana from Colorado with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Ljubljana

What is the cheapest time of day to fly from CO to LJU?

Find hourly flight availability from Colorado to Ljubljana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

It’s optimal to fly from Colorado to Ljubljana in the evening. By choosing this option you can save up to 52% on the cost of your flight, compared to a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Ljubljana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ljubljana from Colorado?

    If you book a flight to Ljubljana from Colorado, you will be flying to Joze Pucnik, which is the city’s only airport. Ljubljana Joze Pucnik (LJU) is located 11.7 mi from the center of Ljubljana.

  • How long is the flight from Colorado to Ljubljana?

    Airlines like Turkish Airlines and Lufthansa fly from Colorado to Ljubljana in about 14h 45m. The time it takes to get you to your destination can typically vary by up to 14h 20m. The distance between Colorado and Ljubljana is about 5459 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Colorado to Ljubljana that include hotel bookings?

    Yes. In addition to deals on Colorado to Ljubljana flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Ljubljana?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Ljubljana.

  • Can I find deals for business class flights from Colorado to Ljubljana?

    Yes. Cheapflights offers flight deals from Colorado to Ljubljana by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Ljubljana?

Book flights to Ljubljana if you plan to visit one of these locations
Kranjska Gora

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Colorado to Ljubljana

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Ljubljana flights
John F Kennedy Intl to Ljubljana flights
Newark to Ljubljana flights
Dulles Intl to Ljubljana flights
Los Angeles to Ljubljana flights
Baltimore to Ljubljana flights
Midway to Ljubljana flights
LaGuardia to Ljubljana flights
San Francisco to Ljubljana flights
Denver to Ljubljana flights
Reagan-National to Ljubljana flights
Seattle to Ljubljana flights
Minneapolis to Ljubljana flights
Sky Harbor Intl to Ljubljana flights
George Bush Intcntl to Ljubljana flights
Ontario to Ljubljana flights
Salt Lake City to Ljubljana flights
Dallas/Fort Worth to Ljubljana flights
Boston to Ljubljana flights
Atlanta to Ljubljana flights
Detroit to Ljubljana flights
Tampa to Ljubljana flights
Grand Rapids to Ljubljana flights
San Diego to Ljubljana flights
Kansas City to Ljubljana flights
Lihue to Ljubljana flights
Cincinnati to Ljubljana flights
Charlotte to Ljubljana flights
Norfolk to Ljubljana flights
Honolulu to Ljubljana flights
Cleveland to Ljubljana flights
Austin to Ljubljana flights
Medford to Ljubljana flights
Miami to Ljubljana flights
Pittsburgh to Ljubljana flights
Orlando to Ljubljana flights
Philadelphia to Ljubljana flights
San Jose to Ljubljana flights
Sacramento to Ljubljana flights
Richmond to Ljubljana flights
West Palm Beach to Ljubljana flights

Top 2 airlines flying from Colorado to Ljubljana

Discover the top 2 airlines that operate flights from Colorado to Ljubljana. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$598Average$709FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$903Average$1,312FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.