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Cheap flights from Colorado to Slovenia from $407

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Colorado to Slovenia

Cheap round-trip flights

Enter your travel dates to find the best prices.
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
$689Turkish Airlines
Thu, May 7 - Thu, May 14
Turkish Airlines Logo
8:25 pm - 8:45 am
DEN
-
LJU
28h 20m
1 stop
Turkish Airlines Logo
9:40 am - 6:25 pm
LJU
-
DEN
16h 45m
1 stop
$702Turkish Airlines
Sat, May 2 - Sun, May 17
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
$714Turkish Airlines
Thu, Aug 27 - Tue, Sep 8
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
$716Turkish Airlines
Tue, Sep 8 - Fri, Sep 18
Turkish Airlines Logo
8:25 pm - 8:45 am
DEN
-
LJU
28h 20m
1 stop
Turkish Airlines Logo
8:15 pm - 6:25 pm
LJU
-
DEN
30h 10m
1 stop
$731Turkish Airlines
Thu, May 7 - Sat, May 16
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
$732Turkish Airlines
Thu, Aug 27 - Tue, Sep 8
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
$754Turkish Airlines
Sat, Sep 19 - Sat, Oct 3
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
$762Turkish Airlines
Thu, Apr 9 - Sat, Apr 18
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
$763Turkish Airlines
Sat, Apr 11 - Sat, Apr 18
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
$764Turkish Airlines
Tue, Apr 7 - Sat, Apr 18

Turkish Airlines flights from Colorado to Slovenia

Our best Turkish Airlines deals on Colorado to Slovenia flight tickets
Turkish Airlines
May 7
DEN8:25 pmDenver Intl
14h 55m
1 stop
LJU7:20 pmLjubljana Joze Pucnik
May 14
LJU9:40 amLjubljana Joze Pucnik
16h 45m
1 stop
DEN6:25 pmDenver Intl
$689
Turkish Airlines
May 2
DEN8:25 pmDenver Intl
28h 20m
1 stop
LJU8:45 amLjubljana Joze Pucnik
May 17
LJU9:40 amLjubljana Joze Pucnik
16h 45m
1 stop
DEN6:25 pmDenver Intl
$702
Turkish Airlines
Aug 27
DEN8:25 pmDenver Intl
14h 55m
1 stop
LJU7:20 pmLjubljana Joze Pucnik
Sep 8
LJU9:40 amLjubljana Joze Pucnik
16h 45m
1 stop
DEN6:25 pmDenver Intl
$714

Lufthansa flights from Colorado to Slovenia

Our best Lufthansa deals on Colorado to Slovenia flight tickets
Lufthansa
May 6
DEN4:05 pmDenver Intl
12h 30m
1 stop
LJU12:35 pmLjubljana Joze Pucnik
May 13
LJU6:25 amLjubljana Joze Pucnik
17h 15m
1 stop
DEN3:40 pmDenver Intl
$911
Lufthansa
Apr 20
DEN4:05 pmDenver Intl
19h 20m
1 stop
LJU7:25 pmLjubljana Joze Pucnik
Apr 27
LJU8:00 pmLjubljana Joze Pucnik
26h 20m
1 stop
DEN2:20 pmDenver Intl
$912

momondo Fare Finder

 
Customize your flight search to find flights from Colorado 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 March 27, 2026.
Use the filters below to find and compare flights from Colorado to Slovenia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Thu 5/7

8:25 pm-7:20 pm

1 stop14h 55m

Ljubljana Joze Pucnik

Thu 5/14

9:40 am-6:25 pm

1 stop16h 45m

$689

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Sat 5/2

8:25 pm-8:45 am

1 stop28h 20m

Ljubljana Joze Pucnik

Sun 5/17

9:40 am-6:25 pm

1 stop16h 45m

$702

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Thu 8/27

8:25 pm-7:20 pm

1 stop14h 55m

Ljubljana Joze Pucnik

Tue 9/8

9:40 am-6:25 pm

1 stop16h 45m

$714

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Tue 9/8

8:25 pm-7:20 pm

1 stop14h 55m

Ljubljana Joze Pucnik

Fri 9/18

8:15 pm-6:25 pm

1 stop30h 10m

$716

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Thu 5/7

8:25 pm-8:45 am

1 stop28h 20m

Ljubljana Joze Pucnik

Sat 5/16

8:15 pm-6:25 pm

1 stop30h 10m

$731

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Thu 8/27

8:25 pm-7:20 pm

1 stop14h 55m

Ljubljana Joze Pucnik

Tue 9/8

9:40 am-6:25 pm

1 stop16h 45m

$732

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Sat 9/19

8:25 pm-7:20 pm

1 stop14h 55m

Ljubljana Joze Pucnik

Sat 10/3

1:50 pm-6:25 pm

1 stop36h 35m

$754

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Thu 4/9

8:25 pm-7:20 pm

1 stop14h 55m

Ljubljana Joze Pucnik

Sat 4/18

9:40 am-6:25 pm

1 stop16h 45m

$762

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Sat 4/11

8:25 pm-7:20 pm

1 stop14h 55m

Ljubljana Joze Pucnik

Sat 4/18

9:40 am-6:25 pm

1 stop16h 45m

$763

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Tue 4/7

8:25 pm-7:20 pm

1 stop14h 55m

Ljubljana Joze Pucnik

Sat 4/18

9:40 am-6:25 pm

1 stop16h 45m

$764

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 Colorado 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 Colorado to Slovenia flights?

You could potentially save up to 44% on your flight if you consider stops on a Colorado to Slovenia flight.

Cheap Colorado to Slovenia flight deals and tips

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

Fastest flight time

14h 55m

Direct flights

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

  • When did momondo last update prices for flights from Colorado to Slovenia?

    Prices for flights from Colorado to Slovenia were last updated today.

  • How many operators does momondo search for flights from Colorado to Slovenia?

  • How old do you have to be to fly from Colorado to Slovenia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado 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 Colorado to Slovenia

Compare and see reviews for airlines that fly from Colorado to Slovenia with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $643Free CancellationRating
7.4
4,282 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $907Free CancellationRating
6.8
7,871 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Colorado 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 Colorado to Slovenia for you.

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

Yes. All flights to Slovenia from Colorado on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Slovenia from Colorado. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Slovenia from Colorado are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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