$157 Cheap Flights from Zagreb (ZAG) to Kos (KGS)

View $157 flight on Mon, Mar 23, 2026Opens in a new window

Popular airlines from Zagreb Airport (ZAG) to Kos (KGS-Kos Island Intl.)

Cheap Flights from Zagreb to Kos (ZAG-KGS)

Prices were available within the past 7 days and start at $157 for one-way flights and $383 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Brussels Airlines
Tue, Aug 11 - Sun, Aug 16
ZAG
Zagreb
KGS
Kos
$383 Roundtrip, found 5 days ago
$383
Roundtrip
found 5 days ago
Select Brussels Airlines flight, departing Tue, Aug 11 from Zagreb to Kos, returning Sun, Aug 16, priced at $383 found 5 days ago
Brussels Airlines
Tue, Aug 11 - Sun, Aug 16
ZAG
Zagreb
KGS
Kos
$400 Roundtrip, found 5 days ago
$400
Roundtrip
found 5 days ago
Select Brussels Airlines flight, departing Tue, Aug 11 from Zagreb to Kos, returning Sun, Aug 16, priced at $400 found 5 days ago
Brussels Airlines
Tue, Aug 11 - Sun, Aug 16
ZAG
Zagreb
KGS
Kos
$413 Roundtrip, found 5 days ago
$413
Roundtrip
found 5 days ago
Select Brussels Airlines flight, departing Tue, Aug 11 from Zagreb to Kos, returning Sun, Aug 16, priced at $413 found 5 days ago
Brussels Airlines
Tue, Aug 11 - Sun, Aug 16
ZAG
Zagreb
KGS
Kos
$418 Roundtrip, found 5 days ago
$418
Roundtrip
found 5 days ago
Select Brussels Airlines flight, departing Tue, Aug 11 from Zagreb to Kos, returning Sun, Aug 16, priced at $418 found 5 days ago
Brussels Airlines
Tue, Aug 4 - Sun, Aug 9
ZAG
Zagreb
KGS
Kos
$419 Roundtrip, found 5 days ago
$419
Roundtrip
found 5 days ago
Select Brussels Airlines flight, departing Tue, Aug 4 from Zagreb to Kos, returning Sun, Aug 9, priced at $419 found 5 days ago
Austrian Airlines
Tue, Aug 11 - Sun, Aug 16
ZAG
Zagreb
KGS
Kos
$424 Roundtrip, found 5 days ago
$424
Roundtrip
found 5 days ago
Select Austrian Airlines flight, departing Tue, Aug 11 from Zagreb to Kos, returning Sun, Aug 16, priced at $424 found 5 days ago
Brussels Airlines
Tue, Aug 11 - Sun, Aug 16
ZAG
Zagreb
KGS
Kos
$430 Roundtrip, found 5 days ago
$430
Roundtrip
found 5 days ago
Select Brussels Airlines flight, departing Tue, Aug 11 from Zagreb to Kos, returning Sun, Aug 16, priced at $430 found 5 days ago
Swiss International Air Lines
Tue, Aug 11 - Sun, Aug 16
ZAG
Zagreb
KGS
Kos
$432 Roundtrip, found 5 days ago
$432
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Tue, Aug 11 from Zagreb to Kos, returning Sun, Aug 16, priced at $432 found 5 days ago
Brussels Airlines
Tue, Aug 11 - Sun, Aug 16
ZAG
Zagreb
KGS
Kos
$435 Roundtrip, found 5 days ago
$435
Roundtrip
found 5 days ago
Select Brussels Airlines flight, departing Tue, Aug 11 from Zagreb to Kos, returning Sun, Aug 16, priced at $435 found 5 days ago
Lufthansa
Tue, Aug 11 - Sun, Aug 16
ZAG
Zagreb
KGS
Kos
$467 Roundtrip, found 5 days ago
$467
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Tue, Aug 11 from Zagreb to Kos, returning Sun, Aug 16, priced at $467 found 5 days ago

Frequently asked questions

How much does a flight from Zagreb Airport (ZAG) to Kos Island Intl. Airport (KGS) cost?
Grab a cheap one-way flight from $157 or cheap return flight from $383 from Zagreb Airport (ZAG) to Kos Island Intl. Airport (KGS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Zagreb Airport (ZAG) to Kos Island Intl. Airport (KGS)?
Flying in August may help you find better deals, as it's the cheapest month for flights between ZAG and KGS. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Zagreb Airport (ZAG) to Kos Island Intl. Airport (KGS)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest ZAG to KGS flight.
How many flights per day from Zagreb Airport (ZAG) to Kos Island Intl. Airport (KGS)?
You'll need to book a flight with a layover when traveling from Zagreb Airport (ZAG) to Kos Island Intl. Airport (KGS). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from ZAG to KGS?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a number of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Zagreb Airport (ZAG) to Kos Island Intl. Airport (KGS)?
To arrive at Kos Island Intl. Airport (KGS) on time, choose a flight that leaves from Zagreb Airport (ZAG) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Zagreb Airport (ZAG) to Kos Island Intl. Airport (KGS) last-minute?
Booking your flight from ZAG to KGS right before your journey is generally more expensive. But if there's some wiggle room with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a ZAG to KGS flight and hotel package?
Compared with arranging flights and hotels separately, booking a ZAG to KGS flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place will take the stress out of planning your trip. Simply secure your flights and choose from our extensive range of hotels, then customize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Zagreb Airport (ZAG) to Kos Island Intl. Airport (KGS)?
In most cases, you're able to reschedule or cancel your ZAG to KGS flight. However, there may be additional charges, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want further information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Zagreb
Destination airport
Kos Island Intl.
Roundtrip price
$383
Distance
840 mi

Book with confidence

Book with confidence

Zagreb to Kos Flights

The cheapest times to fly from Zagreb to Kos

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 Zagreb to Kos are during the month of August. You can find some of the cheapest flights from Zagreb to Kos with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Zagreb to Kos

Sunday is one of the best days to book for cheap flights from Zagreb to Kos: 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 Zagreb to Kos

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 Zagreb to Kos in 2025. You can also book with separate airlines for your outbound and return journeys, from $157 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 Zagreb to Kos 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 Zagreb to Kos 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.

 

Zagreb to Kos Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.