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Cheap flights from Athens to Kos from £54

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — KGS
21 Apr — 28 Apr1
1 adult

Cheapflights Tip: The best prices from Athens Eleftherios V. to Kos are usually found in March or November, booked 85 days in advance, depart on a Monday or Saturday and return on a Thursday

Cheap flight deals from Athens to Kos

Discover tips and strategies to find the most affordable flight options for your journey from Athens (ATH) to Kos (KGS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 April 2025.

Round-trip from

£106

One-way from

£54

Popular in

August

Cheapest in

March

Average price

£129
Aegean Airlines
  • Aegean Airlines
  • 8/5-12/5
  • Nonstop
  • 1h 55m total
  • Athens to Kos
Aegean Airlines
  • Aegean Airlines
  • 10/5
  • Nonstop
  • 1h 00m total
  • Athens to Kos
Highest demand for flights based on searches. 13% potential increase in price (£13 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£3 potential savings vs. average return price).
Average for round-trip flights in April 2025

Find flight deals from Athens to Kos

Cheapest flights from Athens to Kos
Explore the most affordable flight options available from Athens to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 April 2025.

Thu 8/522:55ATH - KGS
Nonstop1h 00mAegean Airlines
Mon 12/518:10KGS - ATH
Nonstop0h 55mAegean Airlines
Deal found 15/4£106
Fri 30/519:30ATH - KGS
2 stops22h 25mAustrian Airlines
Fri 6/621:40KGS - ATH
2 stops27h 05mAustrian Airlines
Deal found 15/4£4,597

Cheapflights Fare Finder

Customise your flight search to find flights from Athens to Kos that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 16 April 2025.
Use the filters below to find and compare flights from Athens to Kos that are best for you.

Fly from

Athens

Fly to

Kos

Route

Depart

Return

Price

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Thu 8/5

22:55-23:55

Nonstop1h 00m

Kos

Mon 12/5

18:10-19:05

Nonstop0h 55m

£106

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Fri 30/5

19:30-17:55

2 stops22h 25m

Kos

Fri 6/6

21:40-00:45

2 stops27h 05m

£4,597

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Sat 10/5

22:55-23:55

Nonstop1h 00m

£54

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Sun 27/4

07:05-08:05

Nonstop1h 00m

£65

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Wed 30/4

06:35-09:00

2 stops26h 25m

£127

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Best time to book a flight from Athens to Kos

Have a flexible travel schedule? Discover the best time to fly to Kos from Athens with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

How far ahead should I book a flight from Athens to Kos?

Use this chart to determine the optimal time to book a return flight from Athens to Kos. Price data was last updated on 11 April 2025.

The best time to book flights from Athens to Kos is 84 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Find hourly flight availability from Athens to Kos. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 April 2025.

When flying from Athens to Kos, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 49% versus a flight at midday.

Weekly flight availability from Athens to Kos

Explore weekly flight availability from Athens to Kos. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 April 2025.

The most flights from ATH to KGS are scheduled on a Monday (8 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Kos by month

Plan your trip to Kos by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kos ranges from 2.0 - 169.0 inches per month. January is typically the wettest month, when rainfall can reach 169.0 mm. July is typically the driest time to visit Kos when rainfall is around 2.0 mm.

Temperature in Kos by month

Plan your trip to Kos by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kos, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 10.0 C).

Reviews of airlines servicing Kos

Get insights into the airlines that provide service to Kos. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kos. Reviews last updated 16 April 2025.

Crew

8.6

Entertainment

6.9

Overall

8.1

Boarding

7.8

Comfort

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Crew

8.6

Entertainment

6.9

Overall

8.1

Boarding

7.8

Comfort

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Crew

8.6

Entertainment

6.9

Overall

8.1

Boarding

7.8

Comfort

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Crew

8.6

Entertainment

6.9

Overall

8.1

Boarding

7.8

Comfort

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

Find useful and relevant information for your journey from Athens to Kos. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from Athens to Kos?

    You will need to book a flight from Athens Eleftherios V. to Kos if you want to fly from Athens to Kos. At least 2 different airlines have flights from Eleftherios V. (ATH) to Kos (KGS) on a regular basis. There are 6 flights to Kos from the Athens airport per day. If you manage to book one that is nonstop, then you can expect the flight time from ATH to KGS to be around 1h 00m.

  • How popular is this Athens to Kos flight route?

  • What are the cheapest airlines flying from Athens to Kos round-trip?

    According to our current data, Aegean Airlines (£106), and Austrian Airlines (£4,597) offers the cheapest pricing from Athens to Kos. Aegean Airlines is 5% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

See more FAQs

Travelling to a place near Athens?

Book flights to Athens if you plan to visit one of these locations
Kardamena
Marmari

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Alternative routes for Athens to Kos

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Athens to Kos

Discover the top 2 airlines that operate flights from Athens to Kos. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 16 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Sky ExpressCheapest£68Average£125FlexibilityNo cancel feeOn-timeN/A
Search Sky Express flights
Aegean AirlinesCheapest£78Average£112FlexibilityNo cancel feeOn-time87%
Search Aegean Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Athens to Kos?

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

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

Need flexible booking options for your flight to Kos from Athens? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Athens to Kos become cheaper?

Of course! You can now track prices for flights from Athens to Kos 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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