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Zagreb

$312+ Cheap flights from Colorado to Zagreb (ZAG)

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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ZAG
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Colorado to Zagreb

Cheapest flights from Colorado to Zagreb
Explore the most affordable flight options available from Colorado to Zagreb. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:35 pmDEN - ZAG
2 stops36h 25mAustrian Airlines
Mon 1/58:15 amZAG - DEN
2 stops42h 40mAustrian Airlines
Deal found 12/17$2,025
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:20 pmDEN - ZAG
1 stop18h 00mLufthansa
Thu 1/19:05 amZAG - DEN
1 stop14h 55mLufthansa
Deal found 12/17$2,041
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:20 pmDEN - ZAG
1 stop18h 00mLufthansa
Mon 1/56:45 pmZAG - DEN
1 stop32h 10mLufthansa
Deal found 12/17$2,074
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:10 amDEN - ZAG
2 stops31h 50mDelta
Mon 1/53:25 pmZAG - DEN
2 stops36h 40mDelta
Deal found 12/17$2,076
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:20 pmDEN - ZAG
2 stops33h 40mAustrian Airlines
Mon 1/58:15 amZAG - DEN
2 stops42h 40mAustrian Airlines
Deal found 12/17$2,105
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:35 pmDEN - ZAG
2 stops31h 30mLufthansa
Thu 1/19:05 amZAG - DEN
1 stop14h 55mLufthansa
Deal found 12/17$2,133
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/205:30 amDEN - ZAG
2 stops25h 05mDelta
Mon 1/53:25 pmZAG - DEN
2 stops36h 31mDelta
Deal found 12/17$2,139
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/205:35 pmDEN - ZAG
2 stops20h 40mLufthansa
Thu 1/19:05 amZAG - DEN
1 stop14h 55mLufthansa
Deal found 12/17$2,147

Find flight deals from Colorado to Zagreb

Keep the following information in mind while searching for Colorado to Zagreb flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$574
(United Airlines)

One-way from

$312
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,240
Provider with most accurate pricing for Denver Intl-Zagreb Franjo Tuđman flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Zagreb Franjo Tuđman flights.
Search Deals
From Colorado to Zagreb Franjo Tuđman
Search Deals
One-way flight from Colorado to Zagreb Franjo Tuđman
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Zagreb 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 December 18, 2025.
Use the filters below to find and compare flights from Colorado to Zagreb that are best for you.

Fly from

Colorado

Fly to

Zagreb

Route

Depart

Return

Price

Colorado SpringsZagreb

COS - ZAG

COSZAG

Colorado Springs

Thu 1/22

7:30 am-1:50 pm

2 stops22h 20m

Zagreb Franjo Tuđman

Mon 1/26

6:15 am-9:58 pm

2 stops23h 43m

$574

Colorado SpringsZagreb

COS - ZAG

COSZAG

Colorado Springs

Thu 1/29

1:25 pm-10:25 pm

2 stops25h 00m

Zagreb Franjo Tuđman

Mon 2/2

6:15 am-10:06 pm

2 stops23h 51m

$574

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Fri 1/30

7:20 pm-7:00 pm

1 stop15h 40m

Zagreb Franjo Tuđman

Fri 2/6

7:55 pm-5:35 pm

1 stop29h 40m

$623

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Thu 1/22

7:20 pm-7:00 pm

1 stop15h 40m

Zagreb Franjo Tuđman

Mon 1/26

7:55 pm-5:35 pm

1 stop29h 40m

$678

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Thu 1/15

7:20 pm-8:30 am

1 stop29h 10m

Zagreb Franjo Tuđman

Tue 1/27

9:25 am-5:35 pm

1 stop16h 10m

$678

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Thu 3/19

8:20 pm-7:00 pm

1 stop15h 40m

Zagreb Franjo Tuđman

Wed 4/1

8:25 pm-6:25 pm

1 stop30h 00m

$678

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sat 3/21

8:20 pm-7:00 pm

1 stop15h 40m

Zagreb Franjo Tuđman

Wed 4/1

8:25 pm-6:25 pm

1 stop30h 00m

$678

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Thu 1/15

7:20 pm-8:30 am

1 stop29h 10m

Zagreb Franjo Tuđman

Mon 1/26

7:55 pm-5:35 pm

1 stop29h 40m

$678

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Fri 1/16

7:20 pm-7:00 pm

1 stop15h 40m

Zagreb Franjo Tuđman

Tue 1/27

9:25 am-5:35 pm

1 stop16h 10m

$678

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sun 4/19

8:25 pm-7:30 pm

1 stop15h 05m

Zagreb Franjo Tuđman

Mon 4/27

1:55 pm-6:25 pm

1 stop36h 30m

$683

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 19 results
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Best time to book a flight from Colorado to Zagreb

Have a flexible travel schedule? Discover the best time to fly to Zagreb from Colorado 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.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Zagreb

What is the cheapest month to book a flight from Colorado to Zagreb?

Currently, October is the cheapest month in which you can book a flight from Colorado to Zagreb (average of $325). Flying from Colorado to Zagreb in June is currently the most expensive (average of $980). 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.

What is the cheapest time of day to fly from CO to ZAG?

Find hourly flight availability from Colorado to Zagreb. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 61% on flights from Colorado to Zagreb by exploring options for tickets in the evening.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Zagreb. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Zagreb from Colorado?

    Zagreb Franjo Tuđman (ZAG) is the airport you will fly into if you book a flight from Colorado to Zagreb. It is only a 6.7 mi journey from Franjo Tuđman (ZAG) to Zagreb’s city center.

  • How long is the flight from Colorado to Zagreb?

    United Airlines and Turkish Airlines can get you from Colorado to Zagreb in just under 15h 40m. Your travel time can differ by up to 6h 40m. There are 5477 mi between Colorado and Zagreb. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Colorado to Zagreb that include hotel bookings?

    Yes. In addition to deals on Colorado to Zagreb flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Zagreb?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Zagreb.

  • Can I find deals for business class flights from Colorado to Zagreb?

    Yes. Cheapflights offers flight deals from Colorado to Zagreb 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 Colorado to Zagreb?

    Currently, October is the cheapest month in which you can book a flight from Colorado to Zagreb (average of $325). Flying from Colorado to Zagreb in June is currently the most expensive (average of $980). 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.

See more FAQs

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Top 3 airlines flying from Colorado to Zagreb

Discover the top 3 airlines that operate flights from Colorado to Zagreb. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$479Average$657FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$629Average$874FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$693Average$1,103FlexibilityNo cancel feeOn-time76%

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