$456+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LJU
May 20 — May 271
Round-trip
1 adult, Economy
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Find cheap flights from Denver 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.Cheap flight deals from Denver to Ljubljana
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Best
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One-way
Cheapest flights from Denver to LjubljanaExplore 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 April 20, 2026.
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 April 20, 2026.
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.
Sat 9/198:25 pm
DEN
- LJU
1 stop32h 30m
Turkish Airlines
Sat 10/39:40 am
LJU
- DEN
1 stop16h 45m
Turkish Airlines
Deal found 4/16![Turkish Airlines logo]()
$735
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:25 pm
DEN
- LJU
1 stop32h 30m
Turkish Airlines
Sat 10/38:15 pm
LJU
- DEN
1 stop30h 10m
Turkish Airlines
Deal found 4/15![Turkish Airlines logo]()
$739
This FlightHub deal was found by Cheapflights users on 4/19. 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.
Sun 8/238:25 pm
DEN
- LJU
1 stop28h 20m
Turkish Airlines
Sun 8/309:40 am
LJU
- DEN
1 stop16h 45m
Turkish Airlines
Deal found 4/19![Turkish Airlines logo]()
$781
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:25 pm
DEN
- LJU
1 stop28h 20m
Turkish Airlines
Wed 4/298:15 pm
LJU
- DEN
1 stop30h 10m
Turkish Airlines
Deal found 4/15![Turkish Airlines logo]()
$788
This FlightHub deal was found by Cheapflights users on 4/19. 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 8/228:25 pm
DEN
- LJU
1 stop28h 20m
Turkish Airlines
Sun 8/309:40 am
LJU
- DEN
1 stop16h 45m
Turkish Airlines
Deal found 4/19![Turkish Airlines logo]()
$806
This Gotogate deal was found by Cheapflights users on 4/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/258:25 pm
DEN
- LJU
1 stop14h 55m
Turkish Airlines
Fri 5/88:15 pm
LJU
- DEN
1 stop30h 10m
Turkish Airlines
Deal found 4/17![Turkish Airlines logo]()
$839
This Vliegwinkel 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:25 pm
DEN
- LJU
1 stop28h 20m
Turkish Airlines
Fri 5/81:50 pm
LJU
- DEN
1 stop36h 35m
Turkish Airlines
Deal found 4/16![Turkish Airlines logo]()
$840
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:25 pm
DEN
- LJU
1 stop14h 55m
Turkish Airlines
Mon 10/269:20 am
LJU
- DEN
2 stops36h 03m
Turkish Airlines
Deal found 4/15![Turkish Airlines logo]()
$888
Best flights from Denver to LjubljanaDiscover carefully curated flight deals from Denver to Ljubljana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 20, 2026.
Discover carefully curated flight deals from Denver to Ljubljana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 20, 2026.
This oojo deal was found by Cheapflights users on 4/19. 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.
Tue 10/68:25 pm
DEN
- LJU
1 stop28h 20m
Turkish Airlines
Thu 10/159:40 am
LJU
- DEN
1 stop16h 45m
Turkish Airlines
Deal found 4/19![Turkish Airlines logo]()
$739
This Turkish Airlines deal was found by Cheapflights users on 4/18. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/212:45 pm
DEN
- LJU
2 stops20h 35m
Multiple Airlines
Tue 9/89:40 am
LJU
- DEN
2 stops19h 59m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$1,057
This Lufthansa deal was found by Cheapflights users on 4/18. 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.
Mon 10/124:05 pm
DEN
- LJU
1 stop19h 20m
Lufthansa
Tue 10/209:40 am
LJU
- DEN
1 stop12h 40m
Lufthansa
Deal found 4/18![Lufthansa logo]()
$1,134
This British Airways deal was found by Cheapflights users on 4/19. 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.
Fri 9/256:40 pm
DEN
- LJU
1 stop16h 45m
British Airways
Sun 10/119:25 pm
LJU
- DEN
2 stops32h 13m
British Airways
Deal found 4/19![British Airways logo]()
$1,247
This FlightHub deal was found by Cheapflights users on 4/20. 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 9/196:00 am
DEN
- LJU
2 stops46h 55m
Turkish Airlines
Sat 10/39:40 am
LJU
- DEN
2 stops19h 51m
Turkish Airlines
Deal found 4/20![Turkish Airlines logo]()
$1,022
This Gotogate deal was found by Cheapflights users on 4/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:39 pm
DEN
- LJU
2 stops20h 36m
Multiple Airlines
Thu 10/159:30 am
LJU
- DEN
2 stops39h 08m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$1,166
This oojo deal was found by Cheapflights users on 4/17. 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 8/16:00 am
DEN
- LJU
2 stops42h 45m
Turkish Airlines
Sun 8/98:15 pm
LJU
- DEN
2 stops33h 44m
Turkish Airlines
Deal found 4/17![Turkish Airlines logo]()
$1,212
This Turkish Airlines 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:15 am
DEN
- LJU
2 stops22h 40m
Multiple Airlines
Sat 10/39:40 am
LJU
- DEN
2 stops21h 38m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$1,266
Last-minute flights from Denver to LjubljanaDiscover last-minute flight deals from Denver to Ljubljana. Data last updated April 20, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Ljubljana. Data last updated April 20, 2026 and is based on user searches.
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:25 pm
DEN
- LJU
1 stop28h 20m
Turkish Airlines
Wed 4/298:15 pm
LJU
- DEN
1 stop30h 10m
Turkish Airlines
Deal found 4/15![Turkish Airlines logo]()
$788
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:25 pm
DEN
- LJU
1 stop28h 20m
Multiple Airlines
Wed 4/299:40 am
LJU
- DEN
2 stops21h 24m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$910
This Vliegwinkel 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:25 pm
DEN
- LJU
1 stop28h 20m
Turkish Airlines
Fri 5/81:50 pm
LJU
- DEN
1 stop36h 35m
Turkish Airlines
Deal found 4/16![Turkish Airlines logo]()
$840
This Turkish Airlines 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:59 pm
DEN
- LJU
2 stops24h 46m
Multiple Airlines
Fri 5/89:40 am
LJU
- DEN
2 stops20h 39m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$1,022
This Gotogate deal was found by Cheapflights users on 4/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/258:25 pm
DEN
- LJU
1 stop14h 55m
Turkish Airlines
Fri 5/88:15 pm
LJU
- DEN
1 stop30h 10m
Turkish Airlines
Deal found 4/17![Turkish Airlines logo]()
$839
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.
Sat 5/28:25 pm
DEN
- LJU
1 stop28h 20m
Turkish Airlines
Sun 5/179:40 am
LJU
- DEN
1 stop16h 45m
Turkish Airlines
Deal found 4/16![Turkish Airlines logo]()
$1,100
This FlightHub deal was found by Cheapflights users on 4/18. 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.
Tue 5/53:25 pm
DEN
- LJU
2 stops43h 55m
Turkish Airlines
Thu 5/219:40 am
LJU
- DEN
1 stop16h 45m
Turkish Airlines
Deal found 4/18![Turkish Airlines logo]()
$987
One-way flights from Denver to LjubljanaSearch for one-way flight options from Denver to Ljubljana. Find affordable one-way fares based on user searches. Data last updated April 20, 2026.
Search for one-way flight options from Denver to Ljubljana. Find affordable one-way fares based on user searches. Data last updated April 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
Tue 9/154:40 pm
DEN
- LJU
3 stops36h 40m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$456
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:40 pm
DEN
- LJU
1 stop17h 50m
British Airways
Deal found 4/15![British Airways logo]()
$478
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
Sat 6/207:00 am
DEN
- LJU
2 stops43h 15m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$491
This Cheapflightsfares deal was found by Cheapflights users on 4/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:40 pm
DEN
- LJU
1 stop15h 00m
British Airways
Deal found 4/18![British Airways logo]()
$510
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
Wed 9/168:00 pm
DEN
- LJU
3 stops28h 50m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$528
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
Fri 6/1212:15 pm
DEN
- LJU
3 stops42h 15m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$532
This FlightHub deal was found by Cheapflights users on 4/18. 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.
Tue 9/158:25 pm
DEN
- LJU
1 stop14h 55m
Turkish Airlines
Deal found 4/18![Turkish Airlines logo]()
$550
Find 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 April 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $735 (FlightHub) |
One-way from | $456 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $836 |
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 April 20, 2026.
Use the filters below to find and compare flights from Denver to Ljubljana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverLjubljana
DEN - LJU
DENLJU
Denver Intl
Tue 10/6
8:25 pm-8:45 am
1 stop28h 20m
Ljubljana Joze Pucnik
Thu 10/15
9:40 am-6:25 pm
1 stop16h 45m
$739
DenverLjubljana
DEN - LJU
DENLJU
Denver Intl
Sat 9/19
6:00 am-12:55 pm
2 stops46h 55m
Ljubljana Joze Pucnik
Sat 10/3
9:40 am-9:31 pm
2 stops19h 51m
$1,022
DenverLjubljana
DEN - LJU
DENLJU
Denver Intl
Fri 8/21
2:45 pm-7:20 pm
2 stops20h 35m
Ljubljana Joze Pucnik
Tue 9/8
9:40 am-9:39 pm
2 stops19h 59m
$1,057
Quickest round-trip
DenverLjubljana
DEN - LJU
DENLJU
Denver Intl
Mon 10/12
4:05 pm-7:25 pm
1 stop19h 20m
Ljubljana Joze Pucnik
Tue 10/20
9:40 am-2:20 pm
1 stop12h 40m
$1,134
DenverLjubljana
DEN - LJU
DENLJU
Denver Intl
Tue 10/6
12:39 pm-5:15 pm
2 stops20h 36m
Ljubljana Joze Pucnik
Thu 10/15
9:30 am-4:38 pm
2 stops39h 08m
$1,166
DenverLjubljana
DEN - LJU
DENLJU
Denver Intl
Sat 8/1
6:00 am-8:45 am
2 stops42h 45m
Ljubljana Joze Pucnik
Sun 8/9
8:15 pm-9:59 pm
2 stops33h 44m
$1,212
DenverLjubljana
DEN - LJU
DENLJU
Denver Intl
Fri 9/25
6:40 pm-7:25 pm
1 stop16h 45m
Ljubljana Joze Pucnik
Sun 10/11
9:25 pm-9:38 pm
2 stops32h 13m
$1,247
DenverLjubljana
DEN - LJU
DENLJU
Denver Intl
Thu 9/24
6:15 am-12:55 pm
2 stops22h 40m
Ljubljana Joze Pucnik
Sat 10/3
9:40 am-11:18 pm
2 stops21h 38m
$1,266
Cheapest one-way
DenverLjubljana
DEN - LJU
DENLJU
Denver Intl
Tue 9/15
4:40 pm-1:20 pm
3 stops36h 40m
$456
DenverLjubljana
DEN - LJU
DENLJU
Denver Intl
Thu 9/10
6:40 pm-8:30 pm
1 stop17h 50m
$478
Showing 1-10 of 15 resultsSorted by cheapest first
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.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- 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.
DEN-LJU
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
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 April 20, 2026.
Read through reviews of airlines operating flights from Denver to Ljubljana, such as Turkish Airlines and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
7.8
Boarding
7.3
Food
7.5
Comfort
7.3
Entertainment
7.5
Overall
7.4
Reviews
1 / 20
8.0
ExcellentCathy,Mar 2026
DFW - ATH
Crew
7.8
Boarding
7.3
Food
7.5
Comfort
7.3
Entertainment
7.5
Overall
7.4
Reviews
1 / 20
8.0
ExcellentCathy,Mar 2026
DFW - ATH
Crew
7.8
Boarding
7.3
Food
7.5
Comfort
7.3
Entertainment
7.5
Overall
7.4
Reviews
1 / 20
8.0
ExcellentCathy,Mar 2026
DFW - ATH
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.
Traveling to a place near Ljubljana?
Book flights to Ljubljana if you plan to visit one of these locationsKranjska Gora
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Other flights to Ljubljana
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Other flights from Denver
Browse through other flights departing from Denver. Flights are based on user searches made on Cheapflights and were last updated on April 20, 2026.
Popular flight searches
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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 April 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$709 | Average$908 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$941 | Average$1,291 | FlexibilityNo cancel fee | On-time76% |