$424 Cheap Flights from Louisville (SDF) to Zagreb (ZAG)

View $424 flight on Tue, May 12, 2026Opens in a new window

Popular airlines from Louisville Intl. Airport (SDF) to Zagreb Airport (ZAG)

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Cheap Flights from Louisville to Zagreb (SDF-ZAG)

Prices were available within the past 7 days and start at $424 for one-way flights and $529 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Mar 31 - Wed, Apr 8
SDF
Louisville
ZAG
Zagreb
$529 Roundtrip, found 7 hours ago
$529
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Mar 31 from Louisville to Zagreb, returning Wed, Apr 8, priced at $529 found 7 hours ago
Lufthansa
Sun, Jan 25 - Tue, Feb 10
SDF
Louisville
ZAG
Zagreb
$530 Roundtrip, found 1 day ago
$530
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sun, Jan 25 from Louisville to Zagreb, returning Tue, Feb 10, priced at $530 found 1 day ago
Lufthansa
Sun, Jan 25 - Tue, Feb 10
SDF
Louisville
ZAG
Zagreb
$530 Roundtrip, found 1 day ago
$530
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sun, Jan 25 from Louisville to Zagreb, returning Tue, Feb 10, priced at $530 found 1 day ago
United
Wed, Mar 18 - Wed, Apr 1
SDF
Louisville
ZAG
Zagreb
$531 Roundtrip, found 19 hours ago
$531
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Mar 18 from Louisville to Zagreb, returning Wed, Apr 1, priced at $531 found 19 hours ago
Lufthansa
Sun, Jan 25 - Tue, Feb 10
SDF
Louisville
ZAG
Zagreb
$533 Roundtrip, found 1 day ago
$533
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sun, Jan 25 from Louisville to Zagreb, returning Tue, Feb 10, priced at $533 found 1 day ago
United
Wed, Mar 18 - Wed, Apr 1
SDF
Louisville
ZAG
Zagreb
$534 Roundtrip, found 19 hours ago
$534
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Mar 18 from Louisville to Zagreb, returning Wed, Apr 1, priced at $534 found 19 hours ago
Lufthansa
Mon, Dec 29 - Tue, Jan 13
SDF
Louisville
ZAG
Zagreb
$534 Roundtrip, found 4 days ago
$534
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Mon, Dec 29 from Louisville to Zagreb, returning Tue, Jan 13, priced at $534 found 4 days ago
Delta
Wed, Dec 31 - Thu, Jan 15
SDF
Louisville
ZAG
Zagreb
$535 Roundtrip, found 6 days ago
$535
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Dec 31 from Louisville to Zagreb, returning Thu, Jan 15, priced at $535 found 6 days ago
British Airways
Tue, Mar 31 - Mon, Apr 13
SDF
Louisville
ZAG
Zagreb
$561 Roundtrip, found 7 hours ago
$561
Roundtrip
found 7 hours ago
Select British Airways flight, departing Tue, Mar 31 from Louisville to Zagreb, returning Mon, Apr 13, priced at $561 found 7 hours ago
American Airlines
Tue, May 12 - Fri, May 22
SDF
Louisville
ZAG
Zagreb
$563 Roundtrip, found 18 hours ago
$563
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Tue, May 12 from Louisville to Zagreb, returning Fri, May 22, priced at $563 found 18 hours ago

Alternative airports near Zagreb

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Zagreb Airport ZAG. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $2,132
ZAG
Zagreb Airport
CheapestClosest
Average driving time to city center16 min
Flights from $2,132
Flights from Louisville (SDF) to Zagreb (ZAG)
Origin airport
Louisville Intl.
Destination airport
Zagreb
Airlines serving
Air France, American Airlines, British Airways, Delta, KLM, Lufthansa, United
Roundtrip price
$529
Distance
4884 mi

Louisville to Zagreb Flights

The cheapest times to fly from Louisville to Zagreb

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Louisville to Zagreb are during the month of March. You can find some of the cheapest flights from Louisville to Zagreb with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Louisville to Zagreb

Sunday is one of the best days to book for cheap flights from Louisville to Zagreb: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Louisville to Zagreb

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Louisville to Zagreb in 2026. You can also book with separate airlines for your outbound and return journeys, from $424 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Louisville to Zagreb flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Louisville to Zagreb airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to Zagreb Airport (ZAG) cost?
Lock in a cheap one-way flight from $424 or cheap return flight from $529 from Louisville Intl. Airport (SDF) to Zagreb Airport (ZAG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Louisville Intl. Airport (SDF) to Zagreb Airport (ZAG)?
The cheapest month to fly from SDF to ZAG is March, when demand is low. Off-peak months are often when better flight deals are available between these airports.
What is the cheapest airline that flies from Louisville Intl. Airport (SDF) to Zagreb Airport (ZAG)?
To find the cheapest airline that'll fly you from SDF to ZAG, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Louisville Intl. Airport (SDF) to Zagreb Airport (ZAG)?
You'll need to book a flight with a layover when traveling from Louisville Intl. Airport (SDF) to Zagreb Airport (ZAG). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from SDF to ZAG?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Louisville Intl. Airport (SDF) to Zagreb Airport (ZAG)?
Opt for a flight from Louisville Intl. Airport (SDF) to Zagreb Airport (ZAG) that leaves before 3 PM to reduce the risk of cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Louisville Intl. Airport (SDF) to Zagreb Airport (ZAG) last-minute?
Booking your flight from SDF to ZAG right before your journey is generally more expensive. However, if there's some wiggle room with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a SDF to ZAG flight and hotel package?
Compared with arranging hotels and flights separately, booking a SDF to ZAG flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place takes the hassle out of planning your trip. Just secure your flights and choose from our wide range of stays, then customize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Louisville Intl. Airport (SDF) to Zagreb Airport (ZAG)?
Usually, it's possible to cancel or reschedule your SDF to ZAG flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.