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Zagreb

$789+ Cheap flights from Louisville (SDF) to Zagreb (ZAG)

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — ZAG
Sep 10 — Sep 171
Thu 9/10
Thu 9/17
1 adult, Economy
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Cheap flight deals from Louisville to Zagreb

Cheapest flights from Louisville to Zagreb
Explore the most affordable flight options available from Louisville to Zagreb. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.

This United Airlines deal was found by Cheapflights users on 8/6. 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 11/152:10 pm -
2 stops26h 05m
Wed 11/186:00 am -
2 stops19h 30m
Deal found 8/6$789
This United Airlines deal was found by Cheapflights users on 8/10. 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 11/159:02 am -
2 stops20h 38m
Tue 11/176:00 am -
2 stops19h 30m
Deal found 8/10$1,269
This AranGrant deal was found by Cheapflights users on 8/11. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:59 pm -
2 stops37h 56m
Mon 10/122:40 pm -
2 stops34h 48m
Deal found 8/11$1,601
This business-class.com deal was found by Cheapflights users on 8/11. 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 business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:08 am -
2 stops19h 57m
Mon 10/122:40 pm -
3 stops26h 18m
Deal found 8/11$2,662
This Cheapflightsfares deal was found by Cheapflights users on 8/11. 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.
Sat 9/1210:05 am -
2 stops22h 10m
Mon 10/126:05 am -
2 stops19h 19m
Deal found 8/11$5,278

Find flight deals from Louisville to Zagreb

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) 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 August 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$789
(United Airlines)

Popular in

November

Cheapest in

February

Average price

$986
Provider with most accurate pricing for Louisville Intl-Zagreb Franjo Tuđman flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Zagreb Franjo Tuđman flights.
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From Louisville Intl to Zagreb Franjo Tuđman
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($242 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville 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 August 11, 2026.
Use the filters below to find and compare flights from Louisville to Zagreb that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleZagreb

SDF Louisville Intl - ZAG Zagreb Franjo Tuđman

SDFZAG

Louisville Intl

Sun 11/15

2:10 pm-10:15 pm

2 stops26h 05m

Zagreb Franjo Tuđman

Wed 11/18

6:00 am-7:30 pm

2 stops19h 30m

$789
Quickest round-trip

LouisvilleZagreb

SDF Louisville Intl - ZAG Zagreb Franjo Tuđman

SDFZAG

Louisville Intl

Sun 11/15

9:02 am-11:40 am

2 stops20h 38m

Zagreb Franjo Tuđman

Tue 11/17

6:00 am-7:30 pm

2 stops19h 30m

$1,269

LouisvilleZagreb

SDF Louisville Intl - ZAG Zagreb Franjo Tuđman

SDFZAG

Louisville Intl

Sat 9/12

5:59 pm-1:55 pm

2 stops37h 56m

Zagreb Franjo Tuđman

Mon 10/12

2:40 pm-7:28 pm

2 stops34h 48m

$1,601

LouisvilleZagreb

SDF Louisville Intl - ZAG Zagreb Franjo Tuđman

SDFZAG

Louisville Intl

Sat 9/12

10:05 am-2:15 pm

2 stops22h 10m

Zagreb Franjo Tuđman

Mon 10/12

6:05 am-7:24 pm

2 stops19h 19m

$5,278

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/6

Sorted by cheapest first

Compare providers for flights from Louisville 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 Louisville to Zagreb in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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 Louisville-Zagreb flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Zagreb flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Zagreb flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Zagreb 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 Louisville-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 Louisville to Zagreb

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

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 August 11, 2026.
Get a feel of what it's like to fly with KLM,United Airlines, andLufthansa from Louisville to Zagreb by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,556 reviews

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Food

7.3

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
KLM
7.8
Good
1,556 reviews
KLM
7.8
Good
1,556 reviews

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Food

7.3

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
United Airlines
7.4
Good
10,104 reviews
KLM
7.8
Good
1,556 reviews

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Food

7.3

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
Lufthansa
6.8
Okay
8,180 reviews
KLM
7.8
Good
1,556 reviews

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Food

7.3

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

Related info for your journey

Find useful and relevant information for your journey from Louisville 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 Louisville to Zagreb?

    Airlines like United Airlines fly from Louisville to Zagreb in about 26h 05m. The time it takes to get you to your destination can typically vary by up to . There are 4882 mi between Louisville and Zagreb.

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

    Cheapflights users have booked flights from Louisville to Zagreb round-trip from $549. Other airlines that can offer you cheap pricing are Lufthansa, from $615, and KLM, from $664. These flights start at 46% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Louisville 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.

See more FAQs

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Alternative routes for Louisville to Zagreb

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Top 3 airlines flying from Louisville to Zagreb

Discover the top 3 airlines that operate flights from Louisville 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 August 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$549Average$649FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$615Average$1,077FlexibilityNo cancel feeOn-time76%
KLMCheapest$664Average$1,035FlexibilityNo cancel feeOn-time75%

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