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Zagreb

$259+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ZAG
Mar 4 — Mar 111
Wed 3/4
Wed 3/11
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 February 2, 2026.

This oojo deal was found by Cheapflights users on 2/1. 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.
Wed 8/192:04 pm
DEN
-
ZAG
2 stops38h 41m
British Airways
Wed 9/161:00 pm
ZAG
-
DEN
1 stop35h 30m
British Airways
Deal found 2/1$585
This KAYAK deal was found by Cheapflights users on 2/1. 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 4/276:40 pm
DEN
-
ZAG
1 stop33h 25m
British Airways
Tue 5/58:20 pm
ZAG
-
DEN
1 stop28h 10m
British Airways
Deal found 2/1$593
This oojo deal was found by Cheapflights users on 2/1. 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.
Sun 4/1910:37 am
DEN
-
ZAG
2 stops19h 18m
British Airways
Mon 4/272:40 pm
ZAG
-
DEN
1 stop33h 50m
British Airways
Deal found 2/1$598
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 8/194:15 pm
DEN
-
ZAG
1 stop12h 20m
Lufthansa
Wed 9/166:15 am
ZAG
-
DEN
1 stop15h 30m
Lufthansa
Deal found 2/1$609
This KAYAK deal was found by Cheapflights users on 2/1. 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 4/264:05 pm
DEN
-
ZAG
1 stop21h 30m
Lufthansa
Tue 5/55:35 am
ZAG
-
DEN
1 stop18h 05m
Lufthansa
Deal found 2/1$610
This FlightHub deal was found by Cheapflights users on 2/1. 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 4/194:05 pm
DEN
-
ZAG
1 stop12h 30m
Lufthansa
Mon 4/271:20 pm
ZAG
-
DEN
1 stop33h 00m
Lufthansa
Deal found 2/1$611
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:40 pm
DEN
-
ZAG
1 stop12h 35m
United Airlines
Wed 5/65:55 am
ZAG
-
DEN
1 stop15h 40m
United Airlines
Deal found 2/1$613
This Air Canada deal was found by Cheapflights users on 2/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/254:13 pm
DEN
-
ZAG
2 stops36h 22m
Air Canada
Wed 5/61:20 pm
ZAG
-
DEN
2 stops37h 40m
Air Canada
Deal found 2/1$614
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/265:40 pm
DEN
-
ZAG
1 stop22h 00m
United Airlines
Tue 5/55:35 am
ZAG
-
DEN
2 stops21h 25m
United Airlines
Deal found 2/1$617
This KLM deal was found by Cheapflights users on 2/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1812:51 pm
DEN
-
ZAG
2 stops17h 19m
KLM
Wed 3/258:25 am
ZAG
-
DEN
2 stops20h 21m
KLM
Deal found 2/1$620
This United Airlines deal was found by Cheapflights users on 1/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2511:35 am
COS
-
ZAG
2 stops18h 15m
United Airlines
Sun 3/12:35 pm
ZAG
-
COS
2 stops35h 45m
United Airlines
Deal found 1/30$770

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 February 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$593
(KAYAK)

One-way from

$259
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$815
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. 22% potential increase in price ($248 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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 February 2, 2026.
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

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sun 4/19

10:36 am-1:55 pm

2 stops19h 19m

Zagreb Franjo Tuđman

Mon 4/27

2:40 pm-11:59 pm

2 stops41h 19m

$601

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Tue 4/28

5:40 pm-11:45 pm

1 stop22h 05m

Zagreb Franjo Tuđman

Tue 5/5

5:35 am-3:40 pm

1 stop18h 05m

$613

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Tue 4/28

5:40 pm-2:15 pm

1 stop12h 35m

Zagreb Franjo Tuđman

Wed 5/6

5:55 am-1:35 pm

1 stop15h 40m

$613

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sat 4/25

4:13 pm-12:35 pm

2 stops36h 22m

Zagreb Franjo Tuđman

Wed 5/6

1:20 pm-7:00 pm

2 stops37h 40m

$614

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sat 4/18

8:25 pm-7:30 pm

1 stop15h 05m

Zagreb Franjo Tuđman

Sun 4/26

9:35 am-6:25 pm

1 stop16h 50m

$617

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Tue 4/21

8:25 pm-1:00 pm

1 stop32h 35m

Zagreb Franjo Tuđman

Sun 5/3

9:35 am-6:25 pm

1 stop16h 50m

$617

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Wed 4/29

5:40 pm-11:10 pm

1 stop21h 30m

Zagreb Franjo Tuđman

Wed 5/6

5:55 am-7:00 pm

2 stops21h 05m

$617

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sun 4/26

5:40 pm-11:40 pm

1 stop22h 00m

Zagreb Franjo Tuđman

Tue 5/5

5:35 am-7:00 pm

2 stops21h 25m

$617

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sun 4/26

5:40 pm-2:25 pm

1 stop12h 45m

Zagreb Franjo Tuđman

Wed 5/6

5:55 am-7:00 pm

2 stops21h 05m

$617

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Wed 4/29

5:40 pm-11:10 pm

1 stop21h 30m

Zagreb Franjo Tuđman

Tue 5/5

5:35 am-7:00 pm

2 stops21h 25m

$617

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/31

Showing 1-10 of 21 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 $979). 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.

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?

    British Airways, United Airlines, and Air Canada can get you from Colorado to Zagreb in just under 19h 19m. Your travel time can differ by up to 17h 03m. There are 5477 mi between Colorado and Zagreb. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Colorado to Zagreb one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $258. However, be on the lookout for offers from Lufthansa and Turkish Airlines, as they are both options that can get you from Colorado to Zagreb for a low price.

  • 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 $979). 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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Alternative routes for Colorado to Zagreb

See prices for flight routes from nearby airports that may be better suited for you.
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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 February 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$563Average$683FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$629Average$881FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$666Average$1,108FlexibilityNo cancel feeOn-time76%

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