Cheap Flights from Kos (KGS) to Athens (ATH) from HK$691~

View HK$691 flight on Wed, 13 Aug 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at HK$691 for one-way flights and HK$1,920 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

SKY express
Mon, 18 Aug - Wed, 20 Aug
KGS
Kos
ATH
Athens
HK$1,920 Return, found 19 hours ago
HK$1,920
Return
found 19 hours ago
Select SKY express flight, departing Mon, 18 Aug from Kos to Athens, returning Wed, 20 Aug, priced at HK$1,920 found 19 hours ago
SKY express
Mon, 18 Aug - Wed, 20 Aug
KGS
Kos
ATH
Athens
HK$2,179 Return, found 19 hours ago
HK$2,179
Return
found 19 hours ago
Select SKY express flight, departing Mon, 18 Aug from Kos to Athens, returning Wed, 20 Aug, priced at HK$2,179 found 19 hours ago
SKY express
Mon, 18 Aug - Tue, 19 Aug
KGS
Kos
ATH
Athens
HK$2,274 Return, found 2 days ago
HK$2,274
Return
found 2 days ago
Select SKY express flight, departing Mon, 18 Aug from Kos to Athens, returning Tue, 19 Aug, priced at HK$2,274 found 2 days ago
SKY express
Mon, 18 Aug - Tue, 19 Aug
KGS
Kos
ATH
Athens
HK$2,374 Return, found 19 hours ago
HK$2,374
Return
found 19 hours ago
Select SKY express flight, departing Mon, 18 Aug from Kos to Athens, returning Tue, 19 Aug, priced at HK$2,374 found 19 hours ago
SKY express
Mon, 18 Aug - Wed, 20 Aug
KGS
Kos
ATH
Athens
HK$2,383 Return, found 19 hours ago
HK$2,383
Return
found 19 hours ago
Select SKY express flight, departing Mon, 18 Aug from Kos to Athens, returning Wed, 20 Aug, priced at HK$2,383 found 19 hours ago
SKY express
Mon, 18 Aug - Tue, 19 Aug
KGS
Kos
ATH
Athens
HK$2,460 Return, found 2 days ago
HK$2,460
Return
found 2 days ago
Select SKY express flight, departing Mon, 18 Aug from Kos to Athens, returning Tue, 19 Aug, priced at HK$2,460 found 2 days ago

Find the cheapest month to fly from Kos (KGS) to Athens (ATH)

January is typically the cheapest month to fly

From HK$585 - HK$1,399 per traveller.

Graph displaying average flight prices per month

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Kos to Athens route information
Origin airport
Kos Island Intl.
Destination airport
Eleftherios Venizelos
Airlines serving
SKY express
Return price
HK$1,919
Distance
303 km

Flights from Kos to Athens

Book cheap flights from Kos (KGS) to Athens (ATH) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Kos (KGS) to Athens (ATH) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Kos (KGS) to Athens (ATH) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Athens flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Athens and things to do in Athens for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Athens more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Athens is HK$691 now!

 

Frequently asked questions

How much is a flight from Kos Island Intl. Airport (KGS) to AIA Airport?
The lowest price advertised for a round-trip journey from KGS to Athens International Airport is HK$1,920. But you better act fast. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Kos Airport to Athens International Airport?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from Kos Airport to Eleftherios Venizelos Airport (ATH) 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 Kos Island Intl. Airport (KGS) to Athens International Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Kos Airport to AIA Airport?
You can forget about a movie marathon on this flight — it's only 310 kilometers from Kos to Spata-Artemida. Sit down, order some snacks and you'll be touching down in next to no time.
Which airlines fly direct from Kos Airport to AIA Airport?
Sky Express (GQ) is one of the preferred choices for many travelers flying between Kos Island Intl. Airport (KGS) and Eleftherios Venizelos Airport (ATH). Select from the 73 flights it offers on this route each month. If you want more options, check out the deals with Aegean Airlines (A3). This airlines operates 69 flights a month between these airports.
Are KGS to AIA Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Kos Island Intl. Airport (KGS) to AIA Airport at the last minute could save you some serious cash. However, it could end up costing a good deal more! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia.

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