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$543+ Cheap flights from Denver (DEN) 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LJU
feb. 4 — feb. 111
mar. 2/4
mar. 2/11
1 adult, Economy
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The best prices from Denver Intl to Ljubljana Joze Pucnik are usually found in November or March, booked 43 days in advance, depart on a Thursday or Tuesday and return on a Thursday

Cheap flight deals from Denver to Ljubljana

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Ljubljana (LJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$594
(FlightHub)

One-way from

$543
(Kiwi.com)

Popular in

December

Cheapest in

November
Provider with most accurate pricing for Denver Intl-Ljubljana Joze Pucnik flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Ljubljana Joze Pucnik flights.
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From Denver Intl to Ljubljana Joze Pucnik
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One-way flight from Denver Intl to Ljubljana Joze Pucnik
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Highest demand for flights based on searches. 35% potential increase in price ($752 potential increase over avg. RT price).
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Cheapest flight prices on average. 21% potential price decrease ($238 potential savings vs. average RT price).
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Find flight deals from Denver to Ljubljana

Cheapest flights from Denver to Ljubljana
Explore the most affordable flight options available from Denver to Ljubljana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 30, 2025.

This FlightHub deal was found by Cheapflights users on 1/30. 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.
jue. 4/178:05 pmDEN - LJU
1 stop15h 10mTurkish Airlines
dom. 4/279:25 amLJU - DEN
1 stop16h 45mTurkish Airlines
Deal found 1/30$594
This oojo deal was found by Cheapflights users on 1/29. 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.
mar. 4/224:08 pmDEN - LJU
2 stops17h 07mBritish Airways
mié. 5/76:00 pmLJU - DEN
2 stops29h 51mBritish Airways
Deal found 1/29$977
This Finnair deal was found by Cheapflights users on 1/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/224:08 pmDEN - LJU
2 stops32h 32mMultiple Airlines
mié. 5/76:00 pmLJU - DEN
2 stops35h 56mMultiple Airlines
Deal found 1/30$1,026
This Orbitz deal was found by Cheapflights users on 1/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/167:35 amDEN - LJU
2 stops22h 10mIberia
dom. 8/312:25 pmLJU - DEN
2 stops41h 07mIberia
Deal found 1/28$1,040
This Gurufare deal was found by Cheapflights users on 1/28. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/164:15 pmDEN - LJU
2 stops19h 10mLufthansa
dom. 8/3110:20 amLJU - DEN
1 stop13h 15mLufthansa
Deal found 1/28$1,113
This Delta deal was found by Cheapflights users on 1/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/2111:40 amDEN - LJU
2 stops16h 25mDelta
lun. 9/2912:35 pmLJU - DEN
2 stops37h 24mDelta
Deal found 1/29$1,274
This SWISS deal was found by Cheapflights users on 1/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/255:50 pmDEN - LJU
1 stop32h 15mSWISS
mar. 7/157:20 pmLJU - DEN
1 stop29h 00mSWISS
Deal found 1/28$1,787
This FlightHub deal was found by Cheapflights users on 1/29. 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.
dom. 9/2112:53 pmDEN - LJU
2 stops35h 47mFinnair
sáb. 9/279:25 amLJU - DEN
2 stops39h 00mFinnair
Deal found 1/29$1,912

Find flights from Denver to Ljubljana within your budget

Customize your flight search to find flights from Denver 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 enero 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

jue. 4/17

8:05 pm-7:15 pm

1 stop15h 10m

Ljubljana Joze Pucnik

dom. 4/27

9:25 am-6:10 pm

1 stop16h 45m

$594

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

mar. 4/22

4:08 pm-5:15 pm

2 stops17h 07m

Ljubljana Joze Pucnik

mié. 5/7

6:00 pm-3:51 pm

2 stops29h 51m

$977

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

mar. 4/22

4:08 pm-8:40 am

2 stops32h 32m

Ljubljana Joze Pucnik

mié. 5/7

6:00 pm-9:56 pm

2 stops35h 56m

$1,026

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

jue. 5/8

5:59 pm-10:00 pm

1 stop20h 01m

Ljubljana Joze Pucnik

jue. 5/22

1:20 pm-1:45 pm

1 stop32h 25m

$1,128

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

mié. 6/25

5:50 pm-10:05 am

1 stop32h 15m

Ljubljana Joze Pucnik

mar. 7/15

7:20 pm-4:20 pm

1 stop29h 00m

$1,787

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

dom. 6/29

12:55 am-11:35 am

2 stops26h 40m

Ljubljana Joze Pucnik

mar. 7/15

12:20 pm-9:36 pm

2 stops17h 16m

$1,829

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

lun. 7/14

4:40 pm-10:20 am

3 stops33h 40m

$543

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

lun. 7/14

6:35 pm-4:10 pm

1 stop13h 35m

$733

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Compare providers for flights from Denver to Ljubljana

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Ljubljana in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Ljubljana flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Ljubljana flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Ljubljana flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Ljubljana flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Ljubljana flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Denver to Ljubljana

Have a flexible travel schedule? Discover the best time to fly to Ljubljana from Denver 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.

Travel insights for flights from Denver to Ljubljana

Get recent, data-driven insights about flights from Denver to Ljubljana including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Denver to Ljubljana?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Ljubljana. Price data was last updated on January 24, 2025.

The price you pay for your flight from Denver to Ljubljana may vary depending on when you book. For the best chance of a lower fare, look to book 41 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Find hourly flight availability from Denver 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 enero 30, 2025.

It’s optimal to fly from Denver to Ljubljana in the evening. By choosing this option you can save up to 69% on the cost of your flight, compared to a flight in the morning.

Rainfall in Ljubljana by month

Plan your trip to Ljubljana by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ljubljana ranges from 1.6 - 2.8 inches per month. October is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Ljubljana when rainfall is around 1.6 in.

Temperature in Ljubljana by month

Plan your trip to Ljubljana by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ljubljana, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Ljubljana

Get insights into the airlines that provide service to Ljubljana. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ljubljana. Reviews last updated enero 30, 2025.
Delta
8.0
Very good
8,450 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,450 reviews
Delta
8.0
Very good
8,450 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.5
Good
1,584 reviews
Delta
8.0
Very good
8,450 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines
7.3
Good
3,903 reviews
Delta
8.0
Very good
8,450 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Lufthansa
6.7
Okay
7,053 reviews
Delta
8.0
Very good
8,450 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

British Airways
6.6
Okay
6,796 reviews
Delta
8.0
Very good
8,450 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What are the cheapest airlines flying from Denver to Ljubljana round-trip?

    Cheapflights users have booked flights from Denver to Ljubljana round-trip from $594. Other airlines that can offer you cheap pricing are British Airways, from $977, and Lufthansa, from $1,128. You may be able to fly from Denver to Ljubljana for 55% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver 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.

  • What is the cheapest month to book a flight from Denver to Ljubljana?

    Currently, February is the cheapest month in which you can book a flight from Denver to Ljubljana (average of $710). Flying from Denver to Ljubljana in June is currently the most expensive (average of $1,520). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Denver to Ljubljana

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Colorado Springs to Ljubljana flights

Top 2 airlines flying from Denver to Ljubljana

Discover the top 2 airlines that operate flights from Denver 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 enero 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$584Average$668FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$874Average$1,220FlexibilityNo cancel feeOn-time76%
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