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Zagreb

$234+ Cheap flights from Denver (DEN) 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ZAG
Feb 15 — Feb 221
Sun 2/15
Sun 2/22
1 adult, Economy
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Cheap flight deals from Denver to Zagreb

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Zagreb (ZAG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 16, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$545
(oojo)

One-way from

$234
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$861
Provider with most accurate pricing for Denver Intl-Zagreb Franjo Tuđman flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Zagreb Franjo Tuđman flights.
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From Denver Intl to Zagreb Franjo Tuđman
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One-way flight from Denver Intl to Zagreb Franjo Tuđman
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Highest demand for flights based on searches. 22% potential increase in price ($249 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Denver to Zagreb

Cheapest flights from Denver to Zagreb
Explore the most affordable flight options available from Denver to Zagreb. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2026.

This oojo deal was found by Cheapflights users on 1/15. 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 4/1910:36 am
DEN
-
ZAG
2 stops19h 19m
British Airways
Mon 4/272:40 pm
ZAG
-
DEN
1 stop33h 50m
British Airways
Deal found 1/15$545
This KAYAK deal was found by Cheapflights users on 1/15. 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.
Wed 4/156:40 pm
DEN
-
ZAG
1 stop14h 45m
British Airways
Tue 5/128:25 pm
ZAG
-
DEN
1 stop28h 05m
British Airways
Deal found 1/15$546
This KAYAK deal was found by Cheapflights users on 1/15. 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 4/194:05 pm
DEN
-
ZAG
1 stop12h 30m
Lufthansa
Wed 5/135:55 am
ZAG
-
DEN
1 stop17h 45m
Lufthansa
Deal found 1/15$553
This Air Canada deal was found by Cheapflights users on 1/15. 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.
Wed 4/1511:05 am
DEN
-
ZAG
2 stops17h 30m
Air Canada
Tue 5/121:20 pm
ZAG
-
DEN
2 stops29h 14m
Air Canada
Deal found 1/15$556
This KAYAK deal was found by Cheapflights users on 1/15. 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 4/194:05 pm
DEN
-
ZAG
1 stop12h 30m
Lufthansa
Mon 4/271:20 pm
ZAG
-
DEN
1 stop33h 00m
Lufthansa
Deal found 1/15$557
This Mytrip deal was found by Cheapflights users on 1/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:25 am
DEN
-
ZAG
2 stops26h 10m
Multiple Airlines
Thu 5/215:45 am
ZAG
-
DEN
2 stops36h 49m
Multiple Airlines
Deal found 1/14$558
This Air Canada deal was found by Cheapflights users on 1/15. 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.
Wed 4/1511:05 am
DEN
-
ZAG
2 stops17h 30m
Air Canada
Wed 5/135:55 am
ZAG
-
DEN
2 stops36h 38m
Air Canada
Deal found 1/15$559
This KAYAK deal was found by Cheapflights users on 1/15. 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 4/2010:36 am
DEN
-
ZAG
2 stops41h 29m
British Airways
Tue 5/128:25 pm
ZAG
-
DEN
2 stops35h 34m
British Airways
Deal found 1/15$560
This Air Canada deal was found by Cheapflights users on 1/15. 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 4/184:13 pm
DEN
-
ZAG
2 stops36h 22m
Air Canada
Tue 5/121:20 pm
ZAG
-
DEN
2 stops37h 40m
Air Canada
Deal found 1/15$561
This United Airlines deal was found by Cheapflights users on 1/15. 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 4/155:40 pm
DEN
-
ZAG
1 stop21h 30m
United Airlines
Wed 5/135:55 am
ZAG
-
DEN
2 stops21h 05m
United Airlines
Deal found 1/15$563

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 January 16, 2026.
Use the filters below to find and compare flights from Denver to Zagreb that are best for you.

Fly from

Denver

Fly to

Zagreb

Route

Depart

Return

Price

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sun 4/19

8:40 am-1:55 pm

2 stops21h 15m

Zagreb Franjo Tuđman

Mon 4/27

2:40 pm-4:30 pm

1 stop33h 50m

$545

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Tue 4/21

10:36 am-12:05 pm

2 stops17h 29m

Zagreb Franjo Tuđman

Tue 5/12

8:25 pm-4:30 pm

1 stop28h 05m

$550

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sun 4/19

4:05 pm-12:35 pm

1 stop12h 30m

Zagreb Franjo Tuđman

Tue 5/12

5:35 am-3:40 pm

1 stop18h 05m

$553

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Mon 4/20

4:05 pm-9:35 pm

1 stop21h 30m

Zagreb Franjo Tuđman

Wed 5/13

5:55 am-3:40 pm

1 stop17h 45m

$553

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Tue 4/21

4:05 pm-9:35 pm

1 stop21h 30m

Zagreb Franjo Tuđman

Wed 5/13

5:55 am-3:40 pm

1 stop17h 45m

$553

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sun 4/19

4:05 pm-12:35 pm

1 stop12h 30m

Zagreb Franjo Tuđman

Mon 4/27

1:20 pm-2:20 pm

1 stop33h 00m

$557

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Tue 4/21

5:40 pm-2:15 pm

1 stop12h 35m

Zagreb Franjo Tuđman

Wed 5/13

5:55 am-7:00 pm

2 stops21h 05m

$563

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sun 4/19

5:40 pm-2:25 pm

1 stop12h 45m

Zagreb Franjo Tuđman

Wed 5/13

5:55 am-7:00 pm

2 stops21h 05m

$563

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Wed 4/15

5:40 pm-11:10 pm

1 stop21h 30m

Zagreb Franjo Tuđman

Wed 5/13

5:55 am-7:00 pm

2 stops21h 05m

$563

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sat 4/18

6:05 pm-12:35 pm

2 stops34h 30m

Zagreb Franjo Tuđman

Fri 5/15

6:05 am-7:00 pm

2 stops20h 55m

$581

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 18 results
1
2

Compare providers for flights from Denver to Zagreb

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Zagreb in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Zagreb flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Zagreb flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Denver-Zagreb flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Zagreb flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Zagreb flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Denver to Zagreb

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

How far ahead should I book a flight from Denver to Zagreb?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Zagreb. Price data was last updated on January 9, 2026.

Booking 47 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Zagreb. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from Denver to Zagreb (average of $325). Flying from Denver 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.

Reviews of airlines servicing Zagreb

Get insights into the airlines that provide service to Zagreb. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Zagreb. Reviews last updated January 16, 2026.
Read reviews from past customers who have flown United Airlines, Turkish Airlines, and Lufthansa from Denver to Zagreb. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,164 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,164 reviews
United Airlines
7.4
Good
9,164 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Turkish Airlines
7.3
Good
4,176 reviews
United Airlines
7.4
Good
9,164 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,718 reviews
United Airlines
7.4
Good
9,164 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

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

  • How long is the flight from Denver to Zagreb?

    British Airways and Lufthansa can get you from Denver to Zagreb in just under 12h 30m. Your travel time can differ by up to 8h 45m. Airlines will cover a distance of 5477 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Denver to Zagreb round-trip?

    Cheapflights users have booked flights from Denver to Zagreb round-trip from $479. Other airlines that can offer you cheap pricing are United Airlines, from $629, and Lufthansa, from $692. Users have found that Turkish Airlines is 45% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Denver to Zagreb (average of $325). Flying from Denver 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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Denver to Zagreb

Discover the top 3 airlines that operate flights from Denver 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 January 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$479Average$658FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$629Average$881FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$692Average$1,030FlexibilityNo cancel feeOn-time76%

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