HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Zagreb

$779+ 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — ZAG
Jun 10 — Jun 171
Wed 6/10
Wed 6/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville 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 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 May 11, 2026.

This FlightHub deal was found by Cheapflights users on 5/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:46 pm
SDF
-
ZAG
2 stops16h 49m
Lufthansa
Mon 11/164:40 pm
ZAG
-
SDF
2 stops35h 29m
Lufthansa
Deal found 5/6$779
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Mon 11/162:20 pm
SDF
-
ZAG
2 stops17h 40m
United Airlines
Wed 11/182:40 pm
ZAG
-
SDF
2 stops15h 25m
United Airlines
Deal found 5/6$791
This Expedia deal was found by Cheapflights users on 5/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:05 am
SDF
-
ZAG
2 stops29h 30m
Lufthansa
Fri 10/306:15 am
ZAG
-
SDF
2 stops17h 54m
Lufthansa
Deal found 5/7$826
This oojo deal was found by Cheapflights users on 5/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:08 pm
SDF
-
ZAG
3 stops43h 27m
Multiple Airlines
Mon 11/162:45 pm
ZAG
-
SDF
2 stops32h 54m
Multiple Airlines
Deal found 5/6$1,141
This oojo deal was found by Cheapflights users on 5/9. 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.
Wed 10/2110:36 am
SDF
-
ZAG
3 stops27h 54m
Multiple Airlines
Fri 10/306:55 am
ZAG
-
SDF
2 stops17h 48m
Multiple Airlines
Deal found 5/9$1,210
This Ovago deal was found by Cheapflights users on 5/7. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:58 pm
SDF
-
ZAG
3 stops22h 37m
Multiple Airlines
Fri 10/306:55 am
ZAG
-
SDF
2 stops17h 48m
Multiple Airlines
Deal found 5/7$1,226
This FlightHub deal was found by Cheapflights users on 5/7. 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.
Sat 6/1312:20 pm
SDF
-
ZAG
2 stops18h 15m
Lufthansa
Mon 7/133:10 pm
ZAG
-
SDF
2 stops31h 53m
Lufthansa
Deal found 5/7$1,288
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Sat 6/277:55 pm
SDF
-
ZAG
2 stops21h 35m
United Airlines
Sun 7/123:00 pm
ZAG
-
SDF
2 stops35h 23m
United Airlines
Deal found 5/6$1,385
This Air Canada deal was found by Cheapflights users on 5/7. 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 6/132:10 pm
SDF
-
ZAG
3 stops16h 25m
Air Canada
Mon 7/136:05 am
ZAG
-
SDF
3 stops20h 18m
Air Canada
Deal found 5/7$1,812
This Air Canada deal was found by Cheapflights users on 5/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:55 pm
SDF
-
ZAG
3 stops18h 20m
Air Canada
Fri 10/306:55 am
ZAG
-
SDF
3 stops20h 14m
Air Canada
Deal found 5/6$2,114
This Air Canada deal was found by Cheapflights users on 5/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/272:10 pm
SDF
-
ZAG
3 stops16h 25m
Air Canada
Sun 7/125:55 am
ZAG
-
SDF
3 stops20h 28m
Air Canada
Deal found 5/6$2,126

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 May 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$779
(FlightHub)

Popular in

November

Cheapest in

February

Average price

$1,105
Provider with most accurate pricing for Louisville Intl-Zagreb Franjo Tuđman flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Zagreb Franjo Tuđman flights.
Search Deals
From Louisville Intl to Zagreb Franjo Tuđman
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 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 - ZAG

SDFZAG

Louisville Intl

Mon 8/17

1:46 pm-12:35 pm

2 stops16h 49m

Zagreb Franjo Tuđman

Mon 11/16

4:40 pm-10:09 pm

2 stops35h 29m

$779

LouisvilleZagreb

SDF - ZAG

SDFZAG

Louisville Intl

Tue 10/20

10:05 am-9:35 pm

2 stops29h 30m

Zagreb Franjo Tuđman

Fri 10/30

6:15 am-7:09 pm

2 stops17h 54m

$826

LouisvilleZagreb

SDF - ZAG

SDFZAG

Louisville Intl

Wed 10/21

1:37 pm-12:35 pm

2 stops16h 58m

Zagreb Franjo Tuđman

Fri 10/30

6:15 am-7:09 pm

2 stops17h 54m

$827

LouisvilleZagreb

SDF - ZAG

SDFZAG

Louisville Intl

Mon 8/17

7:08 pm-8:35 pm

3 stops43h 27m

Zagreb Franjo Tuđman

Mon 11/16

2:45 pm-5:39 pm

2 stops32h 54m

$1,141

LouisvilleZagreb

SDF - ZAG

SDFZAG

Louisville Intl

Sat 6/27

7:55 pm-11:30 pm

2 stops21h 35m

Zagreb Franjo Tuđman

Sun 7/12

3:00 pm-8:23 pm

2 stops35h 23m

$1,385

LouisvilleZagreb

SDF - ZAG

SDFZAG

Louisville Intl

Tue 10/20

1:55 pm-12:35 pm

3 stops16h 40m

Zagreb Franjo Tuđman

Fri 10/30

6:55 am-10:09 pm

3 stops20h 14m

$2,370
Quickest round-trip

LouisvilleZagreb

SDF - ZAG

SDFZAG

Louisville Intl

Wed 10/21

1:55 pm-12:35 pm

3 stops16h 40m

Zagreb Franjo Tuđman

Fri 10/30

9:50 am-10:09 pm

3 stops17h 19m

$2,572

LouisvilleZagreb

SDF - ZAG

SDFZAG

Louisville Intl

Mon 8/17

1:36 pm-12:35 pm

3 stops16h 59m

Zagreb Franjo Tuđman

Mon 11/16

6:55 am-8:14 pm

3 stops19h 19m

$2,583

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

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 May.
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.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Zagreb

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

Currently, February is the cheapest month in which you can book a flight from Louisville to Zagreb (average of $549). Flying from Louisville to Zagreb in November is currently the most expensive (average of $1,550). 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.

How much does it cost to fly round-trip from Louisville to Zagreb?

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 May 11, 2026.
Get a feel of what it's like to fly with United Airlines and Lufthansa 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.
United Airlines
7.4
Good
9,694 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,694 reviews
United Airlines
7.4
Good
9,694 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Lufthansa
6.8
Okay
7,985 reviews
United Airlines
7.4
Good
9,694 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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 Lufthansa fly from Louisville to Zagreb in about 16h 49m. 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. Another airline that can offer you cheap pricing is Lufthansa. These flights start at 42% 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.

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

    Currently, February is the cheapest month in which you can book a flight from Louisville to Zagreb (average of $549). Flying from Louisville to Zagreb in November is currently the most expensive (average of $1,550). 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.

Alternative routes for Louisville to Zagreb

See prices for flight routes from nearby airports that may be better suited for you.
Cincinnati to Split flights
Cincinnati to Dubrovnik flights

Top 2 airlines flying from Louisville to Zagreb

Discover the top 2 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 May 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$549Average$718FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$666Average$1,077FlexibilityNo 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.