S$108 Cheap Flights from Athens to Kos

View S$108 flight on Sun, 5 Oct, 2025Opens 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 to Kos (ATH-KGS)

Prices were available within the past 7 days and start at S$108 for one-way flights and S$210 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

SKY express
Wed, 10 Sep - Sat, 13 Sep
ATH
Athens
KGS
Kos
S$210 Return, found 1 day ago
S$210
Return
found 1 day ago
Select SKY express flight, departing Wed, 10 Sep from Athens to Kos, returning Sat, 13 Sep, priced at S$210 found 1 day ago
Aegean
Wed, 10 Sep - Sat, 13 Sep
ATH
Athens
KGS
Kos
S$225 Return, found 1 day ago
S$225
Return
found 1 day ago
Select Aegean flight, departing Wed, 10 Sep from Athens to Kos, returning Sat, 13 Sep, priced at S$225 found 1 day ago
SKY express
Sun, 5 Oct - Fri, 24 Oct
ATH
Athens
KGS
Kos
S$226 Return, found 6 days ago
S$226
Return
found 6 days ago
Select SKY express flight, departing Sun, 5 Oct from Athens to Kos, returning Fri, 24 Oct, priced at S$226 found 6 days ago
SKY express
Wed, 10 Sep - Sat, 13 Sep
ATH
Athens
KGS
Kos
S$228 Return, found 1 day ago
S$228
Return
found 1 day ago
Select SKY express flight, departing Wed, 10 Sep from Athens to Kos, returning Sat, 13 Sep, priced at S$228 found 1 day ago
Aegean
Wed, 10 Sep - Sat, 13 Sep
ATH
Athens
KGS
Kos
S$233 Return, found 1 day ago
S$233
Return
found 1 day ago
Select Aegean flight, departing Wed, 10 Sep from Athens to Kos, returning Sat, 13 Sep, priced at S$233 found 1 day ago
SKY express
Wed, 10 Sep - Sat, 13 Sep
ATH
Athens
KGS
Kos
S$237 Return, found 1 day ago
S$237
Return
found 1 day ago
Select SKY express flight, departing Wed, 10 Sep from Athens to Kos, returning Sat, 13 Sep, priced at S$237 found 1 day ago
Aegean
Mon, 30 Jun - Sun, 6 Jul
ATH
Athens
KGS
Kos
S$241 Return, found 5 days ago
S$241
Return
found 5 days ago
Select Aegean flight, departing Mon, 30 Jun from Athens to Kos, returning Sun, 6 Jul, priced at S$241 found 5 days ago
Aegean
Wed, 10 Sep - Sat, 13 Sep
ATH
Athens
KGS
Kos
S$243 Return, found 1 day ago
S$243
Return
found 1 day ago
Select Aegean flight, departing Wed, 10 Sep from Athens to Kos, returning Sat, 13 Sep, priced at S$243 found 1 day ago
SKY express
Sun, 5 Oct - Fri, 24 Oct
ATH
Athens
KGS
Kos
S$250 Return, found 6 days ago
S$250
Return
found 6 days ago
Select SKY express flight, departing Sun, 5 Oct from Athens to Kos, returning Fri, 24 Oct, priced at S$250 found 6 days ago
Aegean
Mon, 30 Jun - Sun, 6 Jul
ATH
Athens
KGS
Kos
S$259 Return, found 5 days ago
S$259
Return
found 5 days ago
Select Aegean flight, departing Mon, 30 Jun from Athens to Kos, returning Sun, 6 Jul, priced at S$259 found 5 days ago
0
Athens to Kos route information
Origin airport
Eleftherios Venizelos
Destination airport
Kos Island Intl.
Airlines serving
Aegean, SKY express
Return price
S$210
Distance
303 km

Perfect flights from Athens to Kos

Your Journey from Athens to Kos

Start your unforgettable journey with Expedia. Our broad selection of flights from Athens to Kos caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including SKY express, Aegean. Our selection of flights from Eleftherios Venizelos to Kos Island Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Athens to Kos Flights

Experience the joy of finding cheap flights from Eleftherios Venizelos to Kos Island Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$108 and roundtrip prices from S$210*.
 

Pre-Flight Essentials

Ensure a smooth journey from Athens to Kos with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Kos

Picture yourself stepping off the plane in Kos and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Athens to Kos Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Athens to Kos.
 

Beyond the Flight – Exploring Kos

With Expedia, your adventure extends beyond the flight. Explore Kos at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Athens to Kos with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Athens to Kos with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

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 S$210. 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.

Explore a world of travel with Expedia

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