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Cheap flights from Kos to Athens from £52

KGS — ATH
19 Nov — 26 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kos to Athens

Enter your travel dates to find the best prices.

Cheapest flights from Kos to Athens

Sat 28/1120:35 -
Nonstop1h 05m
Sun 29/1106:50 -
Nonstop0h 55m
Deal found 15/10£86
Tue 17/1121:45 -
Nonstop1h 00m
Tue 24/1106:50 -
Nonstop0h 55m
Deal found 18/10£92
Fri 13/1120:40 -
Nonstop0h 55m
Tue 17/1106:50 -
Nonstop0h 55m
Deal found 17/10£105
Sun 25/1021:45 -
Nonstop1h 00m
Wed 28/1020:15 -
Nonstop1h 00m
Deal found 20/10£112
Sat 28/1121:45 -
Nonstop1h 00m
Sun 29/1110:30 -
Nonstop1h 00m
Deal found 15/10£126
Tue 20/1006:00 -
Nonstop1h 10m
Tue 20/1023:35 -
Nonstop1h 00m
Deal found 17/10£130
Tue 22/1220:35 -
Nonstop1h 05m
Sun 3/106:50 -
Nonstop0h 55m
Deal found 20/10£149
Sun 15/1119:55 -
1 stop4h 00m
Sat 5/1206:50 -
Nonstop0h 55m
Deal found 18/10£157
Thu 3/1219:55 -
1 stop4h 00m
Thu 10/1206:50 -
Nonstop0h 55m
Deal found 19/10£158

Find flight deals from Kos to Athens

Round-trip from

£86

One-way from

£52

Popular in

August

Cheapest in

January

Average price

£110

Good round-trip deal

£109 or less

Good one-way deal

£55 or less
Aegean Airlines
  • Aegean Airlines
  • 28/11-29/11
  • Nonstop
  • 2h 00m total
  • Kos to Athens
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Aegean Airlines
  • Aegean Airlines
  • 26/11-31/12
  • Nonstop
  • 0h 55m total
  • Kos to Athens
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£27 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals
Price to beat on a round-trip flight from Kos to Athens Eleftherios V..
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Price to beat on a one-way flight from Kos to Athens Eleftherios V..
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Kos to Athens that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Thu 26/11

21:45-22:45

Nonstop1h 00m

Athens Eleftherios V.

Wed 31/12

00:00-00:00

Nonstop0h 00m

£56
Fastest return journey

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Fri 13/11

20:40-21:35

Nonstop0h 55m

Athens Eleftherios V.

Wed 31/12

00:00-00:00

Nonstop0h 00m

£63

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Thu 5/11

20:40-21:35

Nonstop0h 55m

Athens Eleftherios V.

Wed 31/12

00:00-00:00

Nonstop0h 00m

£98

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Sat 28/11

21:45-22:45

Nonstop1h 00m

Athens Eleftherios V.

Sun 29/11

10:30-11:30

Nonstop1h 00m

£126

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Thu 11/2

21:45-22:45

Nonstop1h 00m

Athens Eleftherios V.

Sun 14/2

06:45-07:45

Nonstop1h 00m

£126

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Mon 2/11

07:50-08:55

Nonstop1h 05m

Athens Eleftherios V.

Wed 31/12

00:00-00:00

Nonstop0h 00m

£130

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Tue 3/11

20:35-21:40

Nonstop1h 05m

Athens Eleftherios V.

Wed 31/12

00:00-00:00

Nonstop0h 00m

£143

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Wed 4/11

20:35-21:40

Nonstop1h 05m

Athens Eleftherios V.

Wed 31/12

00:00-00:00

Nonstop0h 00m

£143

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Sun 8/11

19:55-23:55

1 stop4h 00m

Athens Eleftherios V.

Wed 31/12

00:00-00:00

Nonstop0h 00m

£145

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Sun 15/11

19:55-08:25

1 stop12h 30m

Athens Eleftherios V.

Wed 31/12

00:00-00:00

Nonstop0h 00m

£145

Flights are sorted by cheapest return flights first.

Deals found on 20/10

Showing 1-10 of 16 resultsSorted by cheapest first
1
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Best time to book a flight from Kos to Athens

Have a flexible travel schedule? Discover the best time to fly to Athens from Kos with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Kos to Athens

What is the cheapest month to book a flight from Kos to Athens?

Currently, January is the cheapest month in which you can book a flight from Kos to Athens (average of £79). Flying from Kos to Athens in August is currently the most expensive (average of £178). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KGS to ATH?

It’s typically best to fly out from Kos to Athens in the evening. Doing so could potentially save you 79% on the flight price compared to flying in the afternoon, which is usually more expensive.

How much does it cost for a return flight from Kos to Athens?

Airfare is below average for this route at the moment.

Kos to Athens flights typically cost between £89 and £141 in November.
The cheapest return price found within the last 5 days was £86 on Aegean Airlines (28 Nov–29 Nov).

Related info for your journey

  • How popular is this Kos to Athens flight route?

    This flight path from Kos to Athens Eleftherios V. was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Kos to Athens?

    Sky Express and Aegean Airlines can get you from Kos to Athens in just under 1h. Your travel time will be generally consistent. There are 189 mi between Kos and Athens. All flights are typically direct.

  • What are the most reliable airlines from Kos to Athens?

    No one likes to see their flight delayed. When booking a flight from Kos to Athens consider choosing Aegean Airlines (62%), Olympic Air (58%) or Sky Express (26%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Kos to Athens that include hotel bookings?

    Yes. In addition to deals on Kos to Athens flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kos to Athens?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kos to Athens.

  • Can I find deals for business class flights from Kos to Athens?

    Yes. Cheapflights offers flight deals from Kos to Athens by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kos to Athens?

    Currently, January is the cheapest month in which you can book a flight from Kos to Athens (average of £79). Flying from Kos to Athens in August is currently the most expensive (average of £178). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Athens?

Book flights to Athens if you plan to visit one of these locations
Piraeus
Aegina
Hydra
Skala

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Kos to Athens

Santorini to Athens flights
Mykonos to Athens flights

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Why should you use Cheapflights to find cheap flight tickets from Kos to Athens?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Athens from Kos.

Can Cheapflights find flights from Kos to Athens with no change fees?

Certainly. Search results for flights to Athens from Kos shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Of course! You can now track prices for flights from Kos to Athens and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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