Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Colorado to Slovenia from $589

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Slovenia departing on 1/15. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Colorado to Slovenia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
7:20 pm - 6:40 pmDEN-LJU
15h 20m1 stop
Turkish Airlines Logo
9:20 am - 5:35 pmLJU-DEN
16h 15m1 stop
$589Turkish Airlines
Find Deal
Thu, Jan 15 - Thu, Jan 22
Turkish Airlines Logo
7:20 pm - 6:40 pmDEN-LJU
15h 20m1 stop
Turkish Airlines Logo
9:20 am - 5:35 pmLJU-DEN
16h 15m1 stop
$622Turkish Airlines
Find Deal
Fri, Jan 16 - Fri, Jan 23
British Airways Logo
6:40 pm - 5:50 pmDEN-LJU
15h 10m1 stop
British Airways Logo
6:00 pm - 4:35 pmLJU-DEN
30h 35m1 stop
$679British Airways
Find Deal
Wed, Apr 29 - Wed, May 6
British Airways Logo
2:22 pm - 5:50 pmDEN-LJU
19h 28m2 stops
British Airways Logo
6:00 pm - 4:35 pmLJU-DEN
30h 35m1 stop
$727British Airways
Find Deal
Wed, Apr 29 - Wed, May 6
Lufthansa Logo
1:50 pm - 12:35 pmCOS-LJU
14h 45m2 stops
Lufthansa Logo
6:25 am - 6:30 pmLJU-COS
20h 05m2 stops
$769Lufthansa
Find Deal
Wed, Apr 1 - Sun, Apr 5
Lufthansa Logo
1:50 pm - 12:35 pmCOS-LJU
14h 45m2 stops
Lufthansa Logo
6:25 am - 6:30 pmLJU-COS
20h 05m2 stops
$770Lufthansa
Find Deal
Wed, Apr 1 - Sun, Apr 5
Multiple Airlines Logo
11:05 am - 12:35 pmDEN-LJU
17h 30m2 stops
Multiple Airlines Logo
6:25 am - 6:17 pmLJU-DEN
19h 52m2 stops
$878Multiple Airlines
Find Deal
Wed, Apr 29 - Wed, May 6
Multiple Airlines Logo
11:15 am - 12:40 pmDEN-LJU
17h 25m2 stops
Multiple Airlines Logo
6:35 am - 5:44 pmLJU-DEN
19h 09m2 stops
$879Multiple Airlines
Find Deal
Wed, Jan 14 - Thu, Jan 22
Delta Logo
6:41 am - 11:40 amDEN-LJU
20h 59m2 stops
Delta Logo
12:50 pm - 3:15 pmLJU-DEN
34h 25m2 stops
$893Delta
Find Deal
Wed, Jan 14 - Tue, Jan 20
Delta Logo
12:07 pm - 12:20 pmDEN-LJU
16h 13m2 stops
Delta Logo
12:50 pm - 12:28 amLJU-DEN
19h 38m2 stops
$899Delta
Find Deal
Mon, Jan 12 - Fri, Jan 23

Turkish Airlines flights from Colorado to Slovenia

Our best Turkish Airlines deals on Colorado to Slovenia flight tickets
Turkish Airlines
Jan 15
DEN7:20 pmDenver Intl
15h 20m
1 stop
LJU6:40 pmLjubljana Joze Pucnik
Jan 22
LJU9:20 amLjubljana Joze Pucnik
16h 15m
1 stop
DEN5:35 pmDenver Intl
$589
Find similar
Turkish Airlines
Jan 16
DEN7:20 pmDenver Intl
15h 20m
1 stop
LJU6:40 pmLjubljana Joze Pucnik
Jan 23
LJU9:20 amLjubljana Joze Pucnik
16h 15m
1 stop
DEN5:35 pmDenver Intl
$622
Find similar
Turkish Airlines
Jan 15
DEN7:20 pmDenver Intl
15h 20m
1 stop
LJU6:40 pmLjubljana Joze Pucnik
Jan 21
LJU7:35 pmLjubljana Joze Pucnik
30h 00m
1 stop
DEN5:35 pmDenver Intl
$657
Find similar

British Airways flights from Colorado to Slovenia

Our best British Airways deals on Colorado to Slovenia flight tickets
British Airways
Apr 29
DEN6:40 pmDenver Intl
15h 10m
1 stop
LJU5:50 pmLjubljana Joze Pucnik
May 6
LJU6:00 pmLjubljana Joze Pucnik
30h 35m
1 stop
DEN4:35 pmDenver Intl
$679
Find similar
British Airways
Apr 29
DEN2:22 pmDenver Intl
19h 28m
2 stops
LJU5:50 pmLjubljana Joze Pucnik
May 6
LJU6:00 pmLjubljana Joze Pucnik
30h 35m
1 stop
DEN4:35 pmDenver Intl
$727
Find similar
British Airways
Apr 2
DEN6:40 pmDenver Intl
17h 40m
1 stop
LJU8:20 pmLjubljana Joze Pucnik
Apr 6
LJU3:10 pmLjubljana Joze Pucnik
33h 25m
1 stop
DEN4:35 pmDenver Intl
$759
Find similar

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 November 2, 2025.
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

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Thu 1/15

7:20 pm-6:40 pm

1 stop15h 20m

Ljubljana Joze Pucnik

Thu 1/22

9:20 am-5:35 pm

1 stop16h 15m

$589

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Fri 1/16

7:20 pm-6:40 pm

1 stop15h 20m

Ljubljana Joze Pucnik

Fri 1/23

9:20 am-5:35 pm

1 stop16h 15m

$622

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Wed 4/29

6:40 pm-5:50 pm

1 stop15h 10m

Ljubljana Joze Pucnik

Wed 5/6

6:00 pm-4:35 pm

1 stop30h 35m

$679

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Wed 4/29

2:22 pm-5:50 pm

2 stops19h 28m

Ljubljana Joze Pucnik

Wed 5/6

6:00 pm-4:35 pm

1 stop30h 35m

$727

Colorado SpringsLjubljana

COS - LJU

COSLJU

Colorado Springs

Wed 4/1

1:50 pm-12:35 pm

2 stops14h 45m

Ljubljana Joze Pucnik

Sun 4/5

6:25 am-6:30 pm

2 stops20h 05m

$769

Colorado SpringsLjubljana

COS - LJU

COSLJU

Colorado Springs

Wed 4/1

1:50 pm-12:35 pm

2 stops14h 45m

Ljubljana Joze Pucnik

Sun 4/5

6:25 am-6:30 pm

2 stops20h 05m

$770

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Wed 4/29

11:05 am-12:35 pm

2 stops17h 30m

Ljubljana Joze Pucnik

Wed 5/6

6:25 am-6:17 pm

2 stops19h 52m

$878

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Wed 1/14

11:15 am-12:40 pm

2 stops17h 25m

Ljubljana Joze Pucnik

Thu 1/22

6:35 am-5:44 pm

2 stops19h 09m

$879

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Wed 1/14

6:41 am-11:40 am

2 stops20h 59m

Ljubljana Joze Pucnik

Tue 1/20

12:50 pm-3:15 pm

2 stops34h 25m

$893

DenverLjubljana

DEN - LJU

DENLJU

Denver Intl

Mon 1/12

12:07 pm-12:20 pm

2 stops16h 13m

Ljubljana Joze Pucnik

Fri 1/23

12:50 pm-12:28 am

2 stops19h 38m

$899

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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

What is the cheapest day to depart on your flight to Slovenia?

According to our data, Thursday is the cheapest day to fly to Slovenia from Colorado. The lowest ticket price found for a Thursday departure recently was $1,073. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Slovenia on Saturday is $1,239.

What is the cheapest time of day to depart on your flight to Slovenia?

In the evening is the cheapest time of day to fly from Colorado to Slovenia when you can find flight prices for as low as $1,033. Flying to Slovenia in the evening is an ideal time because this is during off-peak travel hours. Flights to Slovenia are more costly in the morning, with an average ticket price of $3,302. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Colorado to Slovenia flights?

You could potentially save up to 24% 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

Direct flights

None
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 $598Free CancellationRating
7.3
4,039 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $903Free CancellationRating
6.8
7,544 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.

An easier way to manage your Slovenia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 12/2
Tue 12/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Slovenia

Popular cities in Slovenia

Popular flights according to clicks in the last 7 days on momondo
Flights to Ljubljanafrom $496
Flights to Portorož
Flights to Mariborfrom $3,530