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$493+ 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LJU
avr. 21 — avr. 281
lun. 4/21
lun. 4/28
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Ljubljana Joze Pucnik are usually found in April or March, booked 57 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 avril 16, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$710
(FlightHub)

One-way from

$493
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$646
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. 39% potential increase in price ($818 potential increase over avg. RT price).
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Cheapest flight prices on average. 21% potential price decrease ($222 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 avril 16, 2025.

This FlightHub deal was found by Cheapflights users on 4/16. 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.
sam. 10/117:50 pmDEN - LJU
1 stop28h 40mTurkish Airlines
sam. 10/189:25 amLJU - DEN
1 stop16h 30mTurkish Airlines
Deal found 4/16$710
This British Airways deal was found by Cheapflights users on 4/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 9/116:35 pmDEN - LJU
1 stop17h 45mBritish Airways
jeu. 9/257:00 pmLJU - DEN
2 stops35h 27mBritish Airways
Deal found 4/15$872
This Delta deal was found by Cheapflights users on 4/16. 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.
lun. 10/1310:45 amDEN - LJU
2 stops16h 50mDelta
dim. 10/1912:35 pmLJU - DEN
2 stops37h 27mDelta
Deal found 4/16$1,171
This FlightHub deal was found by Cheapflights users on 4/16. 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.
lun. 10/134:05 pmDEN - LJU
1 stop19h 20mLufthansa
dim. 10/198:00 pmLJU - DEN
1 stop26h 20mLufthansa
Deal found 4/16$1,188
This SWISS deal was found by Cheapflights users on 4/16. 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.
sam. 10/114:25 pmDEN - LJU
2 stops33h 40mSWISS
ven. 10/1710:50 amLJU - DEN
2 stops37h 12mSWISS
Deal found 4/16$1,218
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 7/48:10 pmDEN - LJU
2 stops33h 25mMultiple Airlines
sam. 7/129:25 amLJU - DEN
1 stop16h 30mMultiple Airlines
Deal found 4/14$1,221

Cheapflights Fare Finder

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 avril 16, 2025.
Use the filters below to find and compare flights from Denver to Ljubljana that are best for you.

Fly from

Denver

Fly to

Ljubljana

Route

Depart

Return

Price

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

sam. 10/11

7:50 pm-8:30 am

1 stop28h 40m

Ljubljana Joze Pucnik

sam. 10/18

9:25 am-5:55 pm

1 stop16h 30m

$710

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

jeu. 9/11

6:35 pm-8:20 pm

1 stop17h 45m

Ljubljana Joze Pucnik

jeu. 9/25

7:00 pm-10:27 pm

2 stops35h 27m

$872

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

lun. 10/13

10:45 am-11:35 am

2 stops16h 50m

Ljubljana Joze Pucnik

dim. 10/19

12:35 pm-6:02 pm

2 stops37h 27m

$1,171

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

lun. 10/13

4:05 pm-7:25 pm

1 stop19h 20m

Ljubljana Joze Pucnik

dim. 10/19

8:00 pm-2:20 pm

1 stop26h 20m

$1,188

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

sam. 10/11

4:25 pm-10:05 am

2 stops33h 40m

Ljubljana Joze Pucnik

ven. 10/17

10:50 am-4:02 pm

2 stops37h 12m

$1,218

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

ven. 7/4

8:10 pm-1:35 pm

2 stops33h 25m

Ljubljana Joze Pucnik

sam. 7/12

9:25 am-5:55 pm

1 stop16h 30m

$1,221

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

ven. 9/26

4:40 pm-8:55 am

3 stops32h 15m

$493

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

ven. 9/26

7:50 pm-8:30 am

1 stop28h 40m

$637

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

jeu. 8/28

6:35 pm-8:20 pm

1 stop17h 45m

$705

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Denver-Ljubljana flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

Cheapflights Insights

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

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 April 11, 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 57 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 avril 16, 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 avril 16, 2025.
Read through reviews of airlines operating flights from Denver to Ljubljana, such as Delta, SWISS and Turkish Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

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
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

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
1,580 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

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
3,767 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

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
7,009 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

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
6,765 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

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 $710. Other airlines that can offer you cheap pricing are British Airways, from $872, and Delta, from $1,171. You may be able to fly from Denver to Ljubljana for 44% 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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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 avril 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$594Average$666FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$796Average$1,243FlexibilityNo cancel feeOn-time76%

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