Cheap Flights from Athens (ATH) to Kos (KGS)

View AU$89 flight on Thu, 14 May 2026Opens in a new window

Popular airlines from Athens Intl. Airport (ATH) to Kos (KGS-Kos Island Intl.)

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Cheap Flights from Athens (ATH) to Kos (KGS)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

SKY express
Fri, 22 May - Sat, 6 June
ATH
Athens
KGS
Kos
AU$147 Return, found 5 hours ago
AU$147
Return
found 5 hours ago
Select SKY express flight, departing Fri, 22 May from Athens to Kos, returning Sat, 6 June, priced at AU$147 found 5 hours ago
SKY express
Fri, 22 May - Sat, 6 June
ATH
Athens
KGS
Kos
AU$173 Return, found 5 hours ago
AU$173
Return
found 5 hours ago
Select SKY express flight, departing Fri, 22 May from Athens to Kos, returning Sat, 6 June, priced at AU$173 found 5 hours ago
Aegean
Sat, 26 Sept - Mon, 26 Oct
ATH
Athens
KGS
Kos
AU$186 Return, found 5 hours ago
AU$186
Return
found 5 hours ago
Select Aegean flight, departing Sat, 26 Sept from Athens to Kos, returning Mon, 26 Oct, priced at AU$186 found 5 hours ago
SKY express
Thu, 4 June - Sun, 7 June
ATH
Athens
KGS
Kos
AU$191 Return, found 3 days ago
AU$191
Return
found 3 days ago
Select SKY express flight, departing Thu, 4 June from Athens to Kos, returning Sun, 7 June, priced at AU$191 found 3 days ago
SKY express
Thu, 14 May - Sat, 23 May
ATH
Athens
KGS
Kos
AU$193 Return, found 5 hours ago
AU$193
Return
found 5 hours ago
Select SKY express flight, departing Thu, 14 May from Athens to Kos, returning Sat, 23 May, priced at AU$193 found 5 hours ago
SKY express
Thu, 21 May - Sat, 23 May
ATH
Athens
KGS
Kos
AU$194 Return, found 3 days ago
AU$194
Return
found 3 days ago
Select SKY express flight, departing Thu, 21 May from Athens to Kos, returning Sat, 23 May, priced at AU$194 found 3 days ago
SKY express
Thu, 4 June - Sun, 7 June
ATH
Athens
KGS
Kos
AU$197 Return, found 3 days ago
AU$197
Return
found 3 days ago
Select SKY express flight, departing Thu, 4 June from Athens to Kos, returning Sun, 7 June, priced at AU$197 found 3 days ago
SKY express
Fri, 22 May - Sat, 6 June
ATH
Athens
KGS
Kos
AU$200 Return, found 5 hours ago
AU$200
Return
found 5 hours ago
Select SKY express flight, departing Fri, 22 May from Athens to Kos, returning Sat, 6 June, priced at AU$200 found 5 hours ago
SKY express
Thu, 7 May - Wed, 13 May
ATH
Athens
KGS
Kos
AU$202 Return, found 2 days ago
AU$202
Return
found 2 days ago
Select SKY express flight, departing Thu, 7 May from Athens to Kos, returning Wed, 13 May, priced at AU$202 found 2 days ago
Aegean
Sat, 26 Sept - Mon, 26 Oct
ATH
Athens
KGS
Kos
AU$203 Return, found 5 hours ago
AU$203
Return
found 5 hours ago
Select Aegean flight, departing Sat, 26 Sept from Athens to Kos, returning Mon, 26 Oct, priced at AU$203 found 5 hours ago

Alternative airports near Kos

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

Select flight to Kos Island Intl. KGS. Cheapest and Closest option available. Average driving time to city centre is 25 minutes. Flights from AU$222
KGS
Kos Island Intl.
CheapestClosest
Average driving time to city centre25 min
Flights from AU$222

Frequently asked questions

How much is a flight from Athens International Airport to Kos Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight from Eleftherios Venizelos Airport (ATH) to KGS was AU$147. Cheap fares don't wait forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ATH to KGS?
The majority of flights can be conveniently cancelled online, but whether or not you are charged a fee depends on your airline. If you do have to cancel your break, follow the instructions in the Customer Service Portal.
How do I find cheap flights from ATH to Kos Island Intl. Airport (KGS) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Athens International Airport to KGS flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Eleftherios Venizelos Airport (ATH) to Kos Island Intl. Airport (KGS)?
The flight distance from Athens International Airport (ATH) to Kos Airport (KGS) is only 310 kilometres. You'll be stepping off the plane and grabbing your baggage from the carousel before long.
Which airlines fly direct from ATH to Kos Airport?
A leading airline that flies from Athens International Airport to KGS is Sky Express (GQ). It offers 73 flights a month. You could also check out the fares on offer with Aegean Airlines (A3). It operates 69 monthly flights between Spata-Artemida and Kos.
Are Eleftherios Venizelos Airport (ATH) to Kos Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes nab a bargain, with some of the cheapest fares from Athens International Airport to KGS surfacing a few weeks prior to the departure date. If you'd rather plan ahead, Expedia compares and updates all the best flight deals continuously — as early as 12 months in advance in some cases. It depends on the carrier though, as not all airlines advertise prices so far in advance.

Travel information

Origin airport
Eleftherios Venizelos
Destination airport
Kos Island Intl.
Airlines serving
Aegean, SKY express
Return price
AU$147
Distance
303 km
Average flight time
1 hour 2 mins

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