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$504+ 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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LJU
mar. 8 — mar. 151
sáb. 3/8
sáb. 3/15
1 adult, Economy
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The best prices from Denver Intl to Ljubljana Joze Pucnik are usually found in April 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 marzo 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$641
(Justfly.com)

One-way from

$504
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$692
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. 32% potential increase in price ($686 potential increase over avg. RT price).
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Cheapest flight prices on average. 17% potential price decrease ($207 potential savings vs. average RT price).
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Average for round-trip flights in March 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 marzo 3, 2025.

This Justfly.com deal was found by Cheapflights users on 3/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/177:50 pmDEN - LJU
1 stop28h 40mTurkish Airlines
dom. 4/279:25 amLJU - DEN
1 stop16h 30mTurkish Airlines
Deal found 3/2$641
This Lufthansa deal was found by Cheapflights users on 3/2. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/234:05 pmDEN - LJU
1 stop19h 20mLufthansa
dom. 11/21:05 pmLJU - DEN
1 stop33h 35mLufthansa
Deal found 3/2$824
This United deal was found by Cheapflights users on 3/2. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/234:05 pmDEN - LJU
1 stop19h 20mMultiple Airlines
dom. 11/25:30 amLJU - DEN
2 stops24h 48mMultiple Airlines
Deal found 3/2$826
This Expedia deal was found by Cheapflights users on 3/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/26:35 pmDEN - LJU
1 stop14h 40mBritish Airways
mar. 9/95:00 pmLJU - DEN
2 stops35h 58mBritish Airways
Deal found 3/2$923
This Delta deal was found by Cheapflights users on 3/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/112:59 amDEN - LJU
2 stops26h 36mDelta
mié. 9/1012:35 pmLJU - DEN
2 stops19h 12mDelta
Deal found 3/2$1,255
This Iberia deal was found by Cheapflights users on 3/2. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/25:44 pmDEN - LJU
2 stops18h 16mIberia
dom. 9/72:25 pmLJU - DEN
2 stops37h 35mIberia
Deal found 3/2$1,325
This KLM deal was found by Cheapflights users on 3/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/211:40 amDEN - LJU
2 stops16h 25mKLM
lun. 9/812:35 pmLJU - DEN
2 stops19h 12mKLM
Deal found 3/2$1,541
This SWISS deal was found by Cheapflights users on 3/2. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/295:50 pmDEN - LJU
1 stop16h 45mSWISS
jue. 7/107:20 pmLJU - DEN
1 stop29h 00mSWISS
Deal found 3/2$1,822

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 marzo 3, 2025.

Fly from

Denver

Fly to

Ljubljana

Route

Depart

Return

Price

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

jue. 4/17

7:50 pm-8:30 am

1 stop28h 40m

Ljubljana Joze Pucnik

dom. 4/27

9:25 am-5:55 pm

1 stop16h 30m

$641

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

mar. 4/22

4:07 pm-8:45 am

2 stops32h 38m

Ljubljana Joze Pucnik

mié. 5/7

6:00 pm-4:25 pm

1 stop30h 25m

$911

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

mar. 4/22

4:07 pm-5:15 pm

2 stops17h 08m

Ljubljana Joze Pucnik

mié. 5/7

6:00 pm-3:49 pm

2 stops29h 49m

$926

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

jue. 7/3

11:59 pm-11:35 am

2 stops27h 36m

Ljubljana Joze Pucnik

vie. 7/11

6:30 am-3:30 pm

1 stop17h 00m

$1,603

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

dom. 6/29

5:50 pm-6:35 pm

1 stop16h 45m

Ljubljana Joze Pucnik

jue. 7/10

7:20 pm-4:20 pm

1 stop29h 00m

$1,822

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

dom. 6/29

4:15 pm-12:35 pm

1 stop12h 20m

Ljubljana Joze Pucnik

lun. 7/7

1:20 pm-1:45 pm

1 stop32h 25m

$1,837

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

vie. 6/20

12:39 am-8:45 pm

3 stops36h 06m

$504

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

vie. 8/22

9:20 am-7:20 pm

2 stops26h 00m

$737

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

dom. 5/25

5:50 pm-6:35 pm

1 stop16h 45m

$1,101

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

sáb. 6/21

4:15 pm-7:25 pm

1 stop19h 10m

$1,122

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

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 March.
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 February 28, 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 marzo 3, 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 marzo 3, 2025.
Delta
8.0
Very good
8,068 reviews

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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
8,068 reviews
Delta
8.0
Very good
8,068 reviews

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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
1,562 reviews
Delta
8.0
Very good
8,068 reviews

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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
3,796 reviews
Delta
8.0
Very good
8,068 reviews

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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
6,971 reviews
Delta
8.0
Very good
8,068 reviews

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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
6,742 reviews
Delta
8.0
Very good
8,068 reviews

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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 $641. Other airlines that can offer you cheap pricing are British Airways, from $926, and Delta, from $1,603. You may be able to fly from Denver to Ljubljana for 54% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Denver to Ljubljana one-way?

    $737 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on SWISS and Lufthansa, with prices starting from $1,101 and $1,122, respectively.

  • 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.

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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 marzo 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$594Average$681FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$878Average$1,247FlexibilityNo cancel feeOn-time76%
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