134 € Athens International (ATH) to Kasos Island (KSJ) Cheap Flights

Compare Athens International to Kasos Island flight deals

Find the cheapest month or even day of the year to fly to Kasos Island

Book the best Kasos Island fare with no extra fees

Flight deals from Athens International to Kasos Island

Looking for a cheap last-minute deal or the best return flight from Athens International Airport to Kasos Island Airport? If you want to travel next month, return fares start from 152 €. Find the lowest prices on one-way and return tickets right here.

Kasos Island.134 € per passenger.Departing Sun, 4 Oct, returning Sun, 11 Oct.Return flight with Aegean Airlines.Outbound indirect flight with Aegean Airlines, departs from Athens International on Sun, 4 Oct, arriving in Kasos Island.Inbound indirect flight with Aegean Airlines, departs from Kasos Island on Sun, 11 Oct, arriving in Athens International.Price includes taxes and charges.From 134 €, select.

Kasos Island.149 € per passenger.Departing Tue, 15 Sep, returning Fri, 16 Oct.Return flight with Olympic Air.Outbound indirect flight with Olympic Air, departs from Athens International on Tue, 15 Sep, arriving in Kasos Island.Inbound indirect flight with Olympic Air, departs from Kasos Island on Fri, 16 Oct, arriving in Athens International.Price includes taxes and charges.From 149 €, select.

Kasos Island.152 € per passenger.Departing Tue, 15 Sep, returning Sat, 26 Sep.Return flight with Aegean Airlines.Outbound indirect flight with Aegean Airlines, departs from Athens International on Tue, 15 Sep, arriving in Kasos Island.Inbound indirect flight with Aegean Airlines, departs from Kasos Island on Sat, 26 Sep, arriving in Athens International.Price includes taxes and charges.From 152 €, select.

Kasos Island.180 € per passenger.Departing Sun, 30 Aug, returning Tue, 15 Sep.Return flight with Aegean Airlines.Outbound indirect flight with Aegean Airlines, departs from Athens International on Sun, 30 Aug, arriving in Kasos Island.Inbound indirect flight with Aegean Airlines, departs from Kasos Island on Tue, 15 Sep, arriving in Athens International.Price includes taxes and charges.From 180 €, select.

Kasos Island.188 € per passenger.Departing Wed, 26 Aug, returning Fri, 16 Oct.Return flight with Aegean Airlines and Olympic Air.Outbound indirect flight with Aegean Airlines, departs from Athens International on Wed, 26 Aug, arriving in Kasos Island.Inbound indirect flight with Olympic Air, departs from Kasos Island on Fri, 16 Oct, arriving in Athens International.Price includes taxes and charges.From 188 €, select.

Kasos Island.218 € per passenger.Departing Thu, 5 Nov, returning Tue, 17 Nov.Return flight with Aegean Airlines.Outbound indirect flight with Aegean Airlines, departs from Athens International on Thu, 5 Nov, arriving in Kasos Island.Inbound indirect flight with Aegean Airlines, departs from Kasos Island on Tue, 17 Nov, arriving in Athens International.Price includes taxes and charges.From 218 €, select.

Kasos Island.226 € per passenger.Departing Sat, 22 Aug, returning Wed, 26 Aug.Return flight with Aegean Airlines.Outbound indirect flight with Aegean Airlines, departs from Athens International on Sat, 22 Aug, arriving in Kasos Island.Inbound indirect flight with Aegean Airlines, departs from Kasos Island on Wed, 26 Aug, arriving in Athens International.Price includes taxes and charges.From 226 €, select.

Find the cheapest month to fly from Athens International to Kasos Island

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Athens International to Kasos Island flights are currently cheapest in October.

Aug

Sep

Oct

Nov

Dec

Jan

Feb

Mar

Apr

May

Jun

Jul

Athens to Kasos Island: Flight information

The things to know before you go.

Cheapest flight found	134 €
Cheapest month to fly	October

Finding cheap flights from Athens International to Kasos Island: Frequently asked questions

How much are return flights from Athens International to Kasos Island?

The best price we found for a return flight from Athens International to Kasos Island is 134 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Athens International to Kasos Island?

Currently, there are no airlines that fly direct from Athens International to Kasos Island. But we found flights with one or more stops from 134 €.

How many flights are there a week from Athens International to Kasos Island?

As of August 2026, there are no flights flying from Athens International to Kasos Island.

When is the cheapest time to fly from Athens International to Kasos Island?

The cheapest month to fly from Athens International to Kasos Island is usually October.

Which upcoming date is cheapest to fly from Athens International Airport to Kasos Island Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Athens International Airport to Kasos Island Airport on Sunday, 4 October 2026.

Can I get a direct flight from Athens International Airport to Kasos Island Airport?

No airlines currently offer direct flights between Athens International Airport and Kasos Island Airport. Most routes have one or more stops.

How can I find the best flight deal to Kasos Island?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kasos Island but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Kasos Island?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kasos Island is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Athens International Airport to Kasos Island with?

Currently, Aegean Airlines offers the cheapest flight tickets to Kasos Island.

Flying from Eleftherios Venizelos International Airport (ATH) to Kasos Island Airport (KSJ): what you need to know

For a smooth journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This way, you'll have plenty of time to catch your ATH to KSJ flight.
Longer lines at check-in and security are more likely if you're jetting off during high season, so give yourself a little extra breathing room. A good rule of thumb for peak times? Get there up to four hours early for international flights and at least two hours for domestic departures.
Break up your flight or explore another city along the way with a stopover. Just deselect 'Direct flights only' to see your options when searching for tickets from Eleftherios Venizelos International Airport to Kasos Island Airport. Many travellers pass through Sitia Airport on this route.

How to find the cheapest flights from Eleftherios Venizelos International Airport (ATH) to Kasos Island Airport (KSJ)

Right now, 72 € is the lowest price we've found for a one-way Eleftherios Venizelos International Airport to Kasos Island Airport flight. The best price for a return plane ticket is 134 €. Remember that fares may change due to availability at the time of booking.
To score cheap tickets from ATH to KSJ, book ahead. Airlines generally offer their most competitively priced fares when flights are first released.
Finding cheap flights from Eleftherios Venizelos International Airport to Kasos Island Airport is easy if you can be flexible with your dates. Use the 'Whole month' tool to see the lowest prices across the month and bag a great deal.
Picking up cheap flights from ATH to KSJ is easy with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch as soon as there's a better deal.
Pick your ideal departure and arrival times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Eleftherios Venizelos International Airport to Kasos Island Airport.

Handy information about Eleftherios Venizelos International Airport (ATH)

Of the departures from Eleftherios Venizelos International Airport, 77.19% arrive on time at their destination.
Central Athens to Eleftherios Venizelos International Airport is approximately 40 kilometres. Depending on traffic, it'll take about 35 minutes to get there if you're ride-sharing, catching a cab or driving.
The trip on public transport will take about 1 hour.
Get your break off to a relaxed start by staying near ATH. Whether you're boarding an early flight from Eleftherios Venizelos International Airport to Kasos Island Airport or want to avoid feeling rushed, these hotels are the answer: