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

Cheapflights users have booked flights from Denver to Zagreb round-trip from $633. Other airlines that can offer you cheap pricing are Lufthansa, from $646, and American Airlines, from $653. Users have found that Air Canada is 30% cheaper than the other options available to this destination.

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

The cheapest airlines for a one-way flight from Denver to Zagreb are Lufthansa ($575), Delta ($582), and United Airlines ($646).

What is the cheapest day to fly from Denver to Zagreb?

Travelers seeking maximum savings on their Denver to Zagreb flight should consider departing on Friday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Denver to Zagreb?

Before booking your flight from Denver to Zagreb check out the most popular airlines for this route: Delta, Lufthansa or Turkish Airlines.

What is the cheapest day to fly round-trip from Denver to Zagreb?

Travelers have found that booking a Saturday departure is the best way to save up to 52% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

Users have found that booking a flight from Denver to Zagreb at least 48 days early can save you up to 84% on average compared to booking a flight this week. If booking 48 days before your flight isn’t an option for you, users have found flights from Denver to Zagreb for as little as $753 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $2,888 for flights departing within the next 3 days.

What is the cheapest month to fly from Denver to Zagreb?

Our data shows that March tends to be the cheapest month to fly to Zagreb from Denver. Users have commonly found prices around $905 for the month, but tickets can be as low as $534. Due to multiple factors, prepare for potentially higher prices in June.

Most accurate provider : When it comes to deals on Denver-Zagreb flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Denver-Zagreb flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

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.

$389+ Flights from Denver to Zagreb

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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Denver Intl to Zagreb Franjo Tuđman are usually found in March or October, booked 47 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Denver to Zagreb

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$633 (Gotogate)
One-way from	$417 (Kiwi.com)
Popular in	June
Cheapest in	March
Average price	$746

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

Search Deals

Highest demand for flights based on searches. 25% potential increase in price ($303 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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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 April 15, 2025.

Mon 5/1211:35 amDEN - ZAG

2 stops18h 35mAir Canada

Tue 5/276:05 amZAG - DEN

2 stops20h 15mAir Canada

Deal found 4/14

$633

Fri 9/197:50 pmDEN - ZAG

1 stop33h 00mTurkish Airlines

Mon 9/298:20 pmZAG - DEN

1 stop29h 35mTurkish Airlines

Deal found 4/14

$634

Mon 5/124:15 pmDEN - ZAG

1 stop12h 20mMultiple Airlines

Tue 5/276:05 amZAG - DEN

2 stops20h 15mMultiple Airlines

Deal found 4/14

$640

Sun 5/114:15 pmDEN - ZAG

1 stop12h 20mLufthansa

Wed 5/286:05 amZAG - DEN

1 stop15h 40mLufthansa

Deal found 4/14

$646

Mon 5/126:35 pmDEN - ZAG

1 stop16h 50mAmerican Airlines

Tue 5/278:10 pmZAG - DEN

1 stop28h 15mAmerican Airlines

Deal found 4/14

$653

Sun 9/79:40 amDEN - ZAG

2 stops20h 35mUnited Airlines

Fri 9/266:05 amZAG - DEN

2 stops20h 13mUnited Airlines

Deal found 4/14

$663

Sun 10/1912:20 pmDEN - ZAG

2 stops19h 55mDelta

Sun 11/25:30 amZAG - DEN

2 stops24h 16mDelta

Deal found 4/14

$671

Thu 7/244:36 pmDEN - ZAG

2 stops19h 04mIberia

Tue 8/1211:00 amZAG - DEN

2 stops20h 32mIberia

Deal found 4/15

$674

Mon 5/126:35 pmDEN - ZAG

1 stop16h 50mBritish Airways

Mon 5/262:40 pmZAG - DEN

1 stop33h 45mBritish Airways

Deal found 4/14

$678

Mon 9/812:20 pmDEN - ZAG

2 stops16h 50mKLM

Fri 9/268:20 amZAG - DEN

2 stops19h 40mKLM

Deal found 4/14

$838

Sat 5/177:06 amDEN - ZAG

3 stops29h 24mITA Airways

Tue 5/272:45 pmZAG - DEN

3 stops37h 54mITA Airways

Deal found 4/14

$1,310

Best flights from Denver to Zagreb
Discover carefully curated flight deals from Denver to Zagreb that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2025.

Mon 5/1211:35 amDEN - ZAG

2 stops18h 35mAir Canada

Tue 5/276:05 amZAG - DEN

2 stops20h 15mAir Canada

Deal found 4/14

$633

Mon 5/124:15 pmDEN - ZAG

1 stop12h 20mMultiple Airlines

Tue 5/276:05 amZAG - DEN

2 stops20h 15mMultiple Airlines

Deal found 4/14

$640

Sun 5/114:15 pmDEN - ZAG

1 stop12h 20mLufthansa

Wed 5/286:05 amZAG - DEN

1 stop15h 40mLufthansa

Deal found 4/14

$646

Mon 5/126:35 pmDEN - ZAG

1 stop16h 50mAmerican Airlines

Tue 5/278:10 pmZAG - DEN

1 stop28h 15mAmerican Airlines

Deal found 4/14

$653

Mon 5/126:35 pmDEN - ZAG

1 stop16h 50mBritish Airways

Mon 5/262:40 pmZAG - DEN

1 stop33h 45mBritish Airways

Deal found 4/15

$678

Mon 5/56:00 amDEN - ZAG

2 stops24h 10mUnited Airlines

Mon 5/193:00 pmZAG - DEN

1 stop32h 35mUnited Airlines

Deal found 4/14

$699

Sun 7/67:50 pmDEN - ZAG

1 stop33h 15mTurkish Airlines

Fri 7/182:40 amZAG - DEN

1 stop23h 15mTurkish Airlines

Deal found 4/14

$1,170

Thu 6/263:00 pmDEN - ZAG

2 stops17h 15mKLM

Sat 7/58:20 amZAG - DEN

2 stops20h 08mKLM

Deal found 4/14

$1,284

Sat 5/177:06 amDEN - ZAG

3 stops29h 24mITA Airways

Tue 5/272:45 pmZAG - DEN

3 stops37h 54mITA Airways

Deal found 4/14

$1,310

Thu 6/261:50 pmDEN - ZAG

2 stops18h 25mDelta

Sun 7/66:00 amZAG - DEN

2 stops21h 53mDelta

Deal found 4/14

$1,491

Last-minute flights from Denver to Zagreb
Discover last-minute flight deals from Denver to Zagreb. Data last updated April 15, 2025 and is based on user searches.

Tue 4/157:50 pmDEN - ZAG

1 stop15h 35mTurkish Airlines

Fri 5/21:45 pmZAG - DEN

1 stop36h 10mTurkish Airlines

Deal found 4/14

$1,322

Mon 5/56:00 amDEN - ZAG

2 stops24h 10mUnited Airlines

Mon 5/193:00 pmZAG - DEN

1 stop32h 35mUnited Airlines

Deal found 4/14

$699

Sun 5/114:15 pmDEN - ZAG

1 stop12h 20mLufthansa

Wed 5/286:05 amZAG - DEN

1 stop15h 40mLufthansa

Deal found 4/14

$646

Mon 5/1211:35 amDEN - ZAG

2 stops18h 35mAir Canada

Tue 5/276:05 amZAG - DEN

2 stops20h 15mAir Canada

Deal found 4/14

$633

Mon 5/124:15 pmDEN - ZAG

1 stop12h 20mMultiple Airlines

Tue 5/276:05 amZAG - DEN

2 stops20h 15mMultiple Airlines

Deal found 4/14

$640

Mon 5/126:35 pmDEN - ZAG

1 stop16h 50mAmerican Airlines

Tue 5/278:10 pmZAG - DEN

1 stop28h 15mAmerican Airlines

Deal found 4/14

$653

Mon 5/126:35 pmDEN - ZAG

1 stop16h 50mBritish Airways

Mon 5/262:40 pmZAG - DEN

1 stop33h 45mBritish Airways

Deal found 4/14

$678

Sat 5/177:06 amDEN - ZAG

3 stops29h 24mITA Airways

Tue 5/272:45 pmZAG - DEN

3 stops37h 54mITA Airways

Deal found 4/14

$1,310

One-way flights from Denver to Zagreb
Search for one-way flight options from Denver to Zagreb. Find affordable one-way fares based on user searches. Data last updated April 15, 2025.

Mon 5/198:15 amDEN - ZAG

3 stops51h 00mMultiple Airlines

Deal found 4/15

$417

Mon 5/194:15 pmDEN - ZAG

1 stop21h 05mLufthansa

Deal found 4/15

$575

Mon 5/1912:35 pmDEN - ZAG

2 stops19h 30mDelta

Deal found 4/15

$582

Wed 5/213:45 pmDEN - ZAG

1 stop23h 50mUnited Airlines

Deal found 4/15

$646

Cheapflights Fare Finder

Use the filters below to find and compare flights from Denver to Zagreb that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Mon 5/12

11:35 am-2:10 pm

2 stops18h 35m

Zagreb Franjo Tuđman

Tue 5/27

6:05 am-6:20 pm

2 stops20h 15m

$633

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Fri 9/19

7:50 pm-12:50 pm

1 stop33h 00m

Zagreb Franjo Tuđman

Mon 9/29

8:20 pm-5:55 pm

1 stop29h 35m

$634

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Mon 5/12

4:15 pm-12:35 pm

1 stop12h 20m

Zagreb Franjo Tuđman

Tue 5/27

6:05 am-6:20 pm

2 stops20h 15m

$640

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sun 5/11

4:15 pm-12:35 pm

1 stop12h 20m

Zagreb Franjo Tuđman

Wed 5/28

6:05 am-1:45 pm

1 stop15h 40m

$646

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Mon 5/12

6:35 pm-7:25 pm

1 stop16h 50m

Zagreb Franjo Tuđman

Tue 5/27

8:10 pm-4:25 pm

1 stop28h 15m

$653

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sun 9/7

9:40 am-2:15 pm

2 stops20h 35m

Zagreb Franjo Tuđman

Fri 9/26

6:05 am-6:18 pm

2 stops20h 13m

$663

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Thu 7/24

4:36 pm-7:40 pm

2 stops19h 04m

Zagreb Franjo Tuđman

Tue 8/12

11:00 am-11:32 pm

2 stops20h 32m

$674

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Mon 5/12

6:35 pm-7:25 pm

1 stop16h 50m

Zagreb Franjo Tuđman

Mon 5/26

2:40 pm-4:25 pm

1 stop33h 45m

$678

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Sun 9/7

6:30 pm-10:40 pm

2 stops20h 10m

Zagreb Franjo Tuđman

Wed 9/24

6:00 am-9:40 pm

2 stops23h 40m

$688

DenverZagreb

DEN - ZAG

DENZAG

Denver Intl

Mon 9/8

12:20 pm-1:10 pm

2 stops16h 50m

Zagreb Franjo Tuđman

Fri 9/26

8:20 am-8:00 pm

2 stops19h 40m

$838

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 20 results

Compare providers for flights from Denver to Zagreb

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Zagreb in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Denver-Zagreb flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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?

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, November is the cheapest month in which you can book a flight from Denver to Zagreb (average of $641). Flying from Denver to Zagreb in June is currently the most expensive (average of $1,342). 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 DEN to ZAG?

It’s typically best to fly out from Denver to Zagreb in the evening. Doing so could potentially save you 48% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Zagreb by month

In terms of precipitation, rainfall in Zagreb ranges from 1.9 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. February is typically the driest time to visit Zagreb when rainfall is around 1.9 in.

Temperature in Zagreb by month

If weather is an important factor for your trip to Zagreb, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Zagreb

Delta

8.0

Very good

7,918 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,918 reviews

Delta

8.0

Very good

7,918 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,323 reviews

Delta

8.0

Very good

7,918 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,658 reviews

Delta

8.0

Very good

7,918 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines

7.3

Good

3,760 reviews

Delta

8.0

Very good

7,918 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,918 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from Denver to Zagreb round-trip?
Cheapflights users have booked flights from Denver to Zagreb round-trip from $633. Other airlines that can offer you cheap pricing are Lufthansa, from $646, and American Airlines, from $653. Users have found that Air Canada is 30% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Denver to Zagreb one-way?
The cheapest airlines for a one-way flight from Denver to Zagreb are Lufthansa ($575), Delta ($582), and United Airlines ($646).
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, November is the cheapest month in which you can book a flight from Denver to Zagreb (average of $641). Flying from Denver to Zagreb in June is currently the most expensive (average of $1,342). 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 Denver to Zagreb

Airline	Cheapest	Average	Flexibility	On-time
Turkish Airlines	Cheapest$554	Average$679	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$608	Average$1,146	FlexibilityNo cancel fee	On-timeN/A
Lufthansa	Cheapest$787	Average$1,155	FlexibilityNo cancel fee	On-time76%

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$389+ 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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Denver to Zagreb with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Denver Intl to Zagreb Franjo Tuđman are usually found in March or October, booked 47 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Denver to Zagreb

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Denver to Zagreb

Cheapest flights from Denver to ZagrebExplore 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 April 15, 2025.

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 April 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Denver to Zagreb that are best for you.

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 April.

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.

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 April 11, 2025.

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

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

Find hourly flight availability from Denver 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 April 15, 2025.

Rainfall in Zagreb by month

Plan your trip to Zagreb by taking into account the average rainfall totals by month.

Temperature in Zagreb by month

Plan your trip to Zagreb by taking into account the average temperature totals by month.

Reviews of airlines servicing Zagreb

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.

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

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

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

How can I find direct flights from Denver to Zagreb?

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

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

Traveling to a place near Denver?

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Alternative routes for Denver to Zagreb

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Top 3 airlines flying from Denver to Zagreb

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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 April 15, 2025.