$633+ Cheap flights from Zagreb (ZAG) to Denver (DEN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
ZAG — DEN
Oct 16 — Oct 231
Round-trip
1 adult, Economy
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Find cheap flights from Zagreb to Denver 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 Zagreb to Denver
Cheapest
Best
Last-minute
One-way
Cheapest flights from Zagreb to DenverExplore the most affordable flight options available from Zagreb to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
Explore the most affordable flight options available from Zagreb to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
This KLM deal was found by Cheapflights users on 9/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:00 am -
2 stops19h 08m
Wed 10/75:40 pm -
1 stop18h 45m
Deal found 9/13![Multiple Airlines logo]()
$1,044
This Air France deal was found by Cheapflights users on 9/13. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:00 am -
1 stop14h 40m
Wed 10/75:40 pm -
1 stop18h 45m
Deal found 9/13![Air France logo]()
$1,045
This Justfly.com deal was found by Cheapflights users on 9/16. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:05 pm -
1 stop30h 20m
Fri 11/68:30 pm -
1 stop14h 40m
Deal found 9/16![Turkish Airlines logo]()
$1,054
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:00 am -
2 stops19h 21m
Wed 10/712:22 pm -
2 stops20h 03m
Deal found 9/13![Delta logo]()
$1,116
This Delta deal was found by Cheapflights users on 9/16. 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 11/16:40 am -
2 stops18h 52m
Fri 11/65:00 pm -
2 stops34h 40m
Deal found 9/16![Delta logo]()
$1,149
This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:25 am -
2 stops17h 35m
Fri 11/63:40 pm -
3 stops20h 55m
Deal found 9/16![Multiple Airlines logo]()
$1,230
Best flights from Zagreb to DenverDiscover carefully curated flight deals from Zagreb to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
Discover carefully curated flight deals from Zagreb to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
This KLM deal was found by Cheapflights users on 9/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:00 am -
2 stops19h 08m
Wed 10/75:40 pm -
1 stop18h 45m
Deal found 9/13![Multiple Airlines logo]()
$1,044
This Air France deal was found by Cheapflights users on 9/14. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:00 am -
1 stop14h 40m
Wed 10/75:40 pm -
1 stop18h 45m
Deal found 9/14![Air France logo]()
$1,047
This Justfly.com deal was found by Cheapflights users on 9/16. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:05 pm -
1 stop30h 20m
Fri 11/68:30 pm -
1 stop14h 40m
Deal found 9/16![Turkish Airlines logo]()
$1,054
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:00 am -
2 stops19h 21m
Wed 10/712:22 pm -
2 stops20h 03m
Deal found 9/13![Delta logo]()
$1,116
This Travelocity deal was found by Cheapflights users on 9/14. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/31:20 pm -
1 stop33h 00m
Wed 10/78:25 pm -
1 stop17h 10m
Deal found 9/14![Lufthansa logo]()
$1,833
This Delta deal was found by Cheapflights users on 9/16. 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 11/16:40 am -
2 stops18h 52m
Fri 11/65:00 pm -
2 stops34h 40m
Deal found 9/16![Delta logo]()
$1,149
Last-minute flights from Zagreb to DenverDiscover last-minute flight deals from Zagreb to Denver. Data last updated September 16, 2026 and is based on user searches.
Discover last-minute flight deals from Zagreb to Denver. Data last updated September 16, 2026 and is based on user searches.
This KLM deal was found by Cheapflights users on 9/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:00 am -
2 stops19h 08m
Wed 10/75:40 pm -
1 stop18h 45m
Deal found 9/13![Multiple Airlines logo]()
$1,044
This Air France deal was found by Cheapflights users on 9/13. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:00 am -
1 stop14h 40m
Wed 10/75:40 pm -
1 stop18h 45m
Deal found 9/13![Air France logo]()
$1,045
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:00 am -
2 stops19h 21m
Wed 10/712:22 pm -
2 stops20h 03m
Deal found 9/13![Delta logo]()
$1,116
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:50 pm -
1 stop27h 35m
Wed 10/76:35 pm -
1 stop34h 10m
Deal found 9/14![British Airways logo]()
$1,685
This Travelocity deal was found by Cheapflights users on 9/14. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/31:20 pm -
1 stop33h 00m
Wed 10/78:25 pm -
1 stop17h 10m
Deal found 9/14![Lufthansa logo]()
$1,833
One-way flights from Zagreb to DenverSearch for one-way flight options from Zagreb to Denver. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
Search for one-way flight options from Zagreb to Denver. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:30 am -
3 stops53h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$633
This Turkish Airlines deal was found by Cheapflights users on 9/13. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:35 pm -
1 stop29h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Turkish Airlines logo]()
$789
Find flight deals from Zagreb to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Zagreb (ZAG) to Denver (DEN). 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 September 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,044 (KLM) |
One-way from | $633 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Zagreb to Denver 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 7,457,451 searches. Data last updated September 16, 2026.
Use the filters below to find and compare flights from Zagreb to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ZagrebDenver
ZAG Zagreb Franjo Tuđman - DEN Denver Intl
ZAGDEN
Zagreb Franjo Tuđman
Sat 10/3
10:30 am-7:37 am
3 stops53h 07m
Denver Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$633
Quickest round-trip
ZagrebDenver
ZAG Zagreb Franjo Tuđman - DEN Denver Intl
ZAGDEN
Zagreb Franjo Tuđman
Sat 10/3
8:35 pm-6:25 pm
1 stop29h 50m
Denver Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$789
ZagrebDenver
ZAG Zagreb Franjo Tuđman - DEN Denver Intl
ZAGDEN
Zagreb Franjo Tuđman
Sat 10/3
6:00 am-5:08 pm
2 stops19h 08m
Denver Intl
Wed 10/7
5:40 pm-8:25 pm
1 stop18h 45m
$1,044
ZagrebDenver
ZAG Zagreb Franjo Tuđman - DEN Denver Intl
ZAGDEN
Zagreb Franjo Tuđman
Sat 10/3
9:00 am-3:40 pm
1 stop14h 40m
Denver Intl
Wed 10/7
5:40 pm-8:25 pm
1 stop18h 45m
$1,047
ZagrebDenver
ZAG Zagreb Franjo Tuđman - DEN Denver Intl
ZAGDEN
Zagreb Franjo Tuđman
Sun 11/1
8:05 pm-6:25 pm
1 stop30h 20m
Denver Intl
Fri 11/6
8:30 pm-7:10 pm
1 stop14h 40m
$1,054
ZagrebDenver
ZAG Zagreb Franjo Tuđman - DEN Denver Intl
ZAGDEN
Zagreb Franjo Tuđman
Sat 10/3
6:00 am-5:21 pm
2 stops19h 21m
Denver Intl
Wed 10/7
12:22 pm-4:25 pm
2 stops20h 03m
$1,116
ZagrebDenver
ZAG Zagreb Franjo Tuđman - DEN Denver Intl
ZAGDEN
Zagreb Franjo Tuđman
Sun 11/1
6:40 am-6:32 pm
2 stops18h 52m
Denver Intl
Fri 11/6
5:00 pm-11:40 am
2 stops34h 40m
$1,149
ZagrebDenver
ZAG Zagreb Franjo Tuđman - DEN Denver Intl
ZAGDEN
Zagreb Franjo Tuđman
Sat 10/3
1:20 pm-2:20 pm
1 stop33h 00m
Denver Intl
Wed 10/7
8:25 pm-9:35 pm
1 stop17h 10m
$1,833
Sorted by cheapest first
Compare providers for flights from Zagreb to Denver
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 Zagreb to Denver in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Zagreb-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Zagreb-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Zagreb-Denver flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Zagreb-Denver flights, Cheapflights users trust FlightHub the most. FlightHub 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 Zagreb-Denver 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 Zagreb to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Zagreb with our price prediction graph.
ZAG-DEN
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.
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated September 16, 2026.
Peruse reviews from past customers who have flown with Lufthansa from Zagreb to Denver to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
6.8
Comfort
6.8
Entertainment
6.5
Boarding
7.0
Food
6.3
Crew
7.6
Reviews
1 / 20
4.0
OkayDjermouli,Dec 2025
FRA - SFO
Overall
6.8
Comfort
6.8
Entertainment
6.5
Boarding
7.0
Food
6.3
Crew
7.6
Reviews
1 / 20
4.0
OkayDjermouli,Dec 2025
FRA - SFO
Related info for your journey
Find useful and relevant information for your journey from Zagreb to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Westminster
Lakewood
Centennial
Black Hawk
Broomfield
Golden
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Greeley
Cripple Creek
Frisco
Winter Park
Limon
Englewood
Manitou Springs
Glendale
Evergreen
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Zagreb to Denver
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Complete your trip
Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 16, 2026.
Search flights from Zagreb to Denver by cabin class
Find flights from Zagreb to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Zagreb and Denver flights
Browse other Zagreb and Denver flight options. Last updated on September 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Zagreb to Denver
Discover the top airline that operate flights from Zagreb to Denver. 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 7,457,451 searches. Data last updated September 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$946 | Average$1,029 | FlexibilityNo cancel fee | On-time76% |