HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Zagreb

$233+ 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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ZAG
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Zagreb with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$527
(Cheapflightsfares)

One-way from

$233
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$861
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 Denver Intl to Zagreb Franjo Tuđman
Search Deals
One-way flight from Denver Intl to Zagreb Franjo Tuđman
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($249 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 January 2026
Search Deals

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 14, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/12. 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 4/224:05 pm
DEN
-
ZAG
1 stop12h 30m
Lufthansa
Thu 4/306:15 am
ZAG
-
DEN
1 stop16h 05m
Lufthansa
Deal found 1/12$527
This Mytrip deal was found by Cheapflights users on 1/12. 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.
Mon 4/1311:05 am
DEN
-
ZAG
2 stops17h 30m
Multiple Airlines
Mon 4/271:20 pm
ZAG
-
DEN
1 stop33h 00m
Multiple Airlines
Deal found 1/12$543
This oojo deal was found by Cheapflights users on 1/13. 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 1/13$545
This KAYAK deal was found by Cheapflights users on 1/12. 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 4/206:40 pm
DEN
-
ZAG
1 stop16h 50m
British Airways
Tue 4/288:25 pm
ZAG
-
DEN
1 stop28h 05m
British Airways
Deal found 1/12$546
This oojo deal was found by Cheapflights users on 1/12. 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.
Mon 4/136:40 pm
DEN
-
ZAG
1 stop16h 50m
British Airways
Mon 4/272:40 pm
ZAG
-
DEN
1 stop33h 50m
British Airways
Deal found 1/12$548
This KAYAK deal was found by Cheapflights users on 1/12. 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 4/1910:36 am
DEN
-
ZAG
2 stops19h 19m
British Airways
Tue 4/288:25 pm
ZAG
-
DEN
1 stop28h 05m
British Airways
Deal found 1/12$550
This KAYAK deal was found by Cheapflights users on 1/12. 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 4/295:55 am
ZAG
-
DEN
1 stop17h 45m
Lufthansa
Deal found 1/12$553
This KAYAK deal was found by Cheapflights users on 1/12. 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.
Tue 4/214:05 pm
DEN
-
ZAG
1 stop12h 30m
Lufthansa
Thu 4/306:15 am
ZAG
-
DEN
1 stop16h 05m
Lufthansa
Deal found 1/12$555
This FlightHub deal was found by Cheapflights users on 1/13. 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 1/13$558
This KAYAK deal was found by Cheapflights users on 1/12. 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
Fri 5/16:05 am
ZAG
-
DEN
2 stops21h 18m
Lufthansa
Deal found 1/12$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 14, 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

Mon 4/13

11:05 am-12:35 pm

2 stops17h 30m

Zagreb Franjo Tuđman

Mon 4/27

1:20 pm-2:20 pm

1 stop33h 00m

$543

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Mon 4/13

6:40 pm-7:30 pm

1 stop16h 50m

Zagreb Franjo Tuđman

Mon 4/27

2:40 pm-4:30 pm

1 stop33h 50m

$548

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Mon 3/16

5:20 pm-12:50 pm

1 stop12h 30m

Zagreb Franjo Tuđman

Mon 3/23

9:50 am-12:32 am

2 stops21h 42m

$582

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Mon 3/16

3:10 pm-1:50 pm

2 stops15h 40m

Zagreb Franjo Tuđman

Mon 3/23

2:40 pm-7:55 pm

2 stops36h 15m

$588

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Thu 2/26

1:25 pm-1:50 pm

2 stops16h 25m

Zagreb Franjo Tuđman

Thu 3/5

6:10 am-4:00 pm

1 stop17h 50m

$598

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Thu 2/26

5:45 pm-10:25 pm

1 stop20h 40m

Zagreb Franjo Tuđman

Thu 3/5

6:10 am-4:00 pm

1 stop17h 50m

$610

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Fri 2/27

3:55 pm-1:50 pm

1 stop13h 55m

Zagreb Franjo Tuđman

Fri 3/6

6:15 am-1:40 pm

1 stop15h 25m

$610

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Tue 1/20

4:20 pm-12:50 pm

1 stop12h 30m

$247

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Tue 1/20

7:10 am-2:35 pm

2 stops23h 25m

$247

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Tue 1/27

11:38 am-1:15 pm

2 stops17h 37m

$247

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 19 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 14, 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
9,150 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

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
9,150 reviews
United Airlines
7.4
Good
9,150 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

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
4,161 reviews
United Airlines
7.4
Good
9,150 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

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
7,709 reviews
United Airlines
7.4
Good
9,150 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

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 4h 20m. 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$479Average$658FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$629Average$881FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$692Average$1,030FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.