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Cheap flights from Denver to Slovenia from $348

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Slovenia departing on 4/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Denver to Slovenia

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:40 pm - 5:15 pm
DEN
-
LJU
14h 35m
1 stop
British Airways Logo
3:10 pm - 4:30 pm
LJU
-
DEN
33h 20m
1 stop
$808British Airways
Tue, Apr 21 - Mon, Apr 27
Turkish Airlines Logo
8:25 pm - 7:20 pm
DEN
-
LJU
14h 55m
1 stop
Turkish Airlines Logo
8:15 pm - 6:25 pm
LJU
-
DEN
30h 10m
1 stop
$817Turkish Airlines
Tue, Apr 14 - Fri, May 1
Turkish Airlines Logo
8:20 pm - 6:40 pm
DEN
-
LJU
15h 20m
1 stop
Turkish Airlines Logo
9:40 am - 6:25 pm
LJU
-
DEN
16h 45m
1 stop
$825Turkish Airlines
Tue, Mar 24 - Tue, Mar 31
Turkish Airlines Logo
8:25 pm - 7:20 pm
DEN
-
LJU
14h 55m
1 stop
Turkish Airlines Logo
1:50 pm - 6:25 pm
LJU
-
DEN
36h 35m
1 stop
$826Turkish Airlines
Sun, Mar 29 - Mon, Apr 13
British Airways Logo
6:40 pm - 8:35 pm
DEN
-
LJU
17h 55m
1 stop
British Airways Logo
3:10 pm - 4:30 pm
LJU
-
DEN
33h 20m
1 stop
$858British Airways
Sat, Apr 18 - Mon, Apr 27
Turkish Airlines Logo
8:25 pm - 7:20 pm
DEN
-
LJU
14h 55m
1 stop
Turkish Airlines Logo
9:40 am - 6:25 pm
LJU
-
DEN
16h 45m
1 stop
$861Turkish Airlines
Sun, Apr 19 - Tue, Apr 28
British Airways Logo
6:40 pm - 5:15 pm
DEN
-
LJU
14h 35m
1 stop
British Airways Logo
9:15 pm - 7:55 pm
LJU
-
DEN
30h 40m
2 stops
$873British Airways
Tue, Apr 14 - Fri, May 1
Multiple Airlines Logo
1:25 pm - 1:55 pm
DEN
-
LJU
16h 30m
2 stops
Multiple Airlines Logo
6:35 am - 1:35 pm
LJU
-
DEN
15h 00m
1 stop
$876Multiple Airlines
Tue, Apr 14 - Fri, May 1
Multiple Airlines Logo
1:25 pm - 1:55 pm
DEN
-
LJU
16h 30m
2 stops
Multiple Airlines Logo
2:05 pm - 11:30 pm
LJU
-
DEN
17h 25m
2 stops
$886Multiple Airlines
Tue, Apr 14 - Fri, May 1
Lufthansa Logo
4:05 pm - 7:25 pm
DEN
-
LJU
19h 20m
1 stop
Lufthansa Logo
6:55 am - 3:40 pm
LJU
-
DEN
16h 45m
1 stop
$888Lufthansa
Mon, Apr 20 - Tue, Apr 28

Turkish Airlines flights from Denver to Slovenia

Our best Turkish Airlines deals on Denver to Slovenia flight tickets
Turkish Airlines
Apr 14
DEN8:25 pmDenver Intl
14h 55m
1 stop
LJU7:20 pmLjubljana Joze Pucnik
May 1
LJU8:15 pmLjubljana Joze Pucnik
30h 10m
1 stop
DEN6:25 pmDenver Intl
$817
Turkish Airlines
Mar 24
DEN8:20 pmDenver Intl
15h 20m
1 stop
LJU6:40 pmLjubljana Joze Pucnik
Mar 31
LJU9:40 amLjubljana Joze Pucnik
16h 45m
1 stop
DEN6:25 pmDenver Intl
$825
Turkish Airlines
Mar 29
DEN8:25 pmDenver Intl
14h 55m
1 stop
LJU7:20 pmLjubljana Joze Pucnik
Apr 13
LJU1:50 pmLjubljana Joze Pucnik
36h 35m
1 stop
DEN6:25 pmDenver Intl
$826

British Airways flights from Denver to Slovenia

Our best British Airways deals on Denver to Slovenia flight tickets
British Airways
Apr 21
DEN6:40 pmDenver Intl
14h 35m
1 stop
LJU5:15 pmLjubljana Joze Pucnik
Apr 27
LJU3:10 pmLjubljana Joze Pucnik
33h 20m
1 stop
DEN4:30 pmDenver Intl
$808
British Airways
Apr 18
DEN6:40 pmDenver Intl
17h 55m
1 stop
LJU8:35 pmLjubljana Joze Pucnik
Apr 27
LJU3:10 pmLjubljana Joze Pucnik
33h 20m
1 stop
DEN4:30 pmDenver Intl
$858
British Airways
Apr 14
DEN6:40 pmDenver Intl
14h 35m
1 stop
LJU5:15 pmLjubljana Joze Pucnik
May 1
LJU9:15 pmLjubljana Joze Pucnik
30h 40m
2 stops
DEN7:55 pmDenver Intl
$873

momondo Fare Finder

 
Customize your flight search to find flights from Denver to Slovenia 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, momondo users made 832,500 searches. Data last updated February 9, 2026.
Use the filters below to find and compare flights from Denver to Slovenia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Tue 4/21

6:40 pm-5:15 pm

1 stop14h 35m

Ljubljana Joze Pucnik

Mon 4/27

3:10 pm-4:30 pm

1 stop33h 20m

$808

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Tue 4/14

8:25 pm-7:20 pm

1 stop14h 55m

Ljubljana Joze Pucnik

Fri 5/1

8:15 pm-6:25 pm

1 stop30h 10m

$817

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Tue 3/24

8:20 pm-6:40 pm

1 stop15h 20m

Ljubljana Joze Pucnik

Tue 3/31

9:40 am-6:25 pm

1 stop16h 45m

$825

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Sun 3/29

8:25 pm-7:20 pm

1 stop14h 55m

Ljubljana Joze Pucnik

Mon 4/13

1:50 pm-6:25 pm

1 stop36h 35m

$826

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Sat 4/18

6:40 pm-8:35 pm

1 stop17h 55m

Ljubljana Joze Pucnik

Mon 4/27

3:10 pm-4:30 pm

1 stop33h 20m

$858

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Sun 4/19

8:25 pm-7:20 pm

1 stop14h 55m

Ljubljana Joze Pucnik

Tue 4/28

9:40 am-6:25 pm

1 stop16h 45m

$861

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Tue 4/14

6:40 pm-5:15 pm

1 stop14h 35m

Ljubljana Joze Pucnik

Fri 5/1

9:15 pm-7:55 pm

2 stops30h 40m

$873

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Tue 4/14

1:25 pm-1:55 pm

2 stops16h 30m

Ljubljana Joze Pucnik

Fri 5/1

6:35 am-1:35 pm

1 stop15h 00m

$876

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Tue 4/14

1:25 pm-1:55 pm

2 stops16h 30m

Ljubljana Joze Pucnik

Fri 5/1

2:05 pm-11:30 pm

2 stops17h 25m

$886

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Mon 4/20

4:05 pm-7:25 pm

1 stop19h 20m

Ljubljana Joze Pucnik

Tue 4/28

6:55 am-3:40 pm

1 stop16h 45m

$888

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Slovenia from

How to get the cheapest flight ticket from Denver to Slovenia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Denver to Slovenia flights?

You could potentially save up to 32% on your flight if you consider stops on a Denver to Slovenia flight.

Cheap Denver to Slovenia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Slovenia

Fastest flight time

14h 55m

Direct flights

None
The fastest flight from Denver to Slovenia takes 14h 55m
There are no direct flights from Denver to Slovenia. There are no popular flight routes from Denver to Slovenia.
Search flight deals

  • When did momondo last update prices for flights from Denver Intl Airport to Slovenia?

    Prices for flights from Denver Intl Airport to Slovenia were last updated today.

  • How many operators does momondo search for flights from Denver Intl Airport to Slovenia?

  • How old do you have to be to fly from Denver Intl Airport to Slovenia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Slovenia.

  • What documentation or ID do you need to fly to Slovenia?

    The required travel and health documents for your Slovenia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Slovenia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Denver to Slovenia

Compare and see reviews for airlines that fly from Denver to Slovenia with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $643Free CancellationRating
7.3
4,208 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $903Free CancellationRating
6.8
7,775 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Slovenia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Denver to Slovenia for you.

Can I find flights from Denver to Slovenia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Denver to Slovenia flights to just show those with flexible booking policies.

How can momondo help me find flights from Denver to Slovenia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Slovenia from Denver.

I’m not ready to book a flight from Denver to Slovenia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Denver to Slovenia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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