How many flights depart from Athens to Kos on average per week?

The number of flights available between Athens and Kos is 53 per week as of November 2025. The most frequent departure day is Fri, with 19% of weekly flights leaving on this day.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

What is the cheapest airline that flies from Athens Eleftherios V. to Kos?

Aegean Airlines is the most popular carrier operating from Athens Eleftherios V. to Kos

How often are flights from Athens to Kos delayed?

Historically, on average around 22% of flights between Athens and Kos have experienced a delay on any given week. The average delay length over the past 12 months has been 78 minutes.

How many flights depart from Athens to Kos on average per day?

As of November 2025, there are 7 flights per day flying from Athens to Kos. The most common time of day flights depart is 10:00, with 45% of flights taking off at midday.

What is the most punctual flight time for Athens to Kos flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on Athens to Kos flights?

According to our data, Olympic Air have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

When did momondo last update prices for flights from Athens Eleftherios V. Airport to Kos Airport?

Prices for flights from Athens Eleftherios V. Airport to Kos Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Athens Eleftherios V. Airport to Kos Airport?

As of November 2025, there are 2 operators available to choose from for flights from Athens Eleftherios V. Airport to Kos Airport.

How old do you have to be to fly from Athens Eleftherios V. Airport to Kos Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Athens Eleftherios V. Airport to Kos Airport.

What documentation or ID do you need to fly to Kos Airport?

The required travel and health documents for your Kos Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kos Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£52 Cheap Flights from Athens to Kos in 2025/26

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19:30 - 20:35ATH-KGS

1h 05mdirect

20:35 - 21:40KGS-ATH

1h 05mdirect

£84Aegean Airlines

Find Deal

Sun, 1 Mar - Sat, 7 Mar

15:30 - 16:30ATH-KGS

1h 00mdirect

21:45 - 22:45KGS-ATH

1h 00mdirect

£88Sky Express

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Fri, 28 Nov - Sun, 30 Nov

19:30 - 20:35ATH-KGS

1h 05mdirect

21:05 - 22:10KGS-ATH

1h 05mdirect

£95Aegean Airlines

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Fri, 12 Dec - Sun, 14 Dec

07:00 - 08:05ATH-KGS

1h 05mdirect

19:55 - 23:55KGS-ATH

4h 00m1 stop

£130Aegean Airlines

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Thu, 4 Dec - Sun, 7 Dec

10:30 - 11:30ATH-KGS

1h 00mdirect

08:30 - 09:30KGS-ATH

1h 00mdirect

£142Sky Express

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Wed, 11 Mar - Sun, 15 Mar

15:30 - 16:30ATH-KGS

1h 00mdirect

19:55 - 23:55KGS-ATH

4h 00m1 stop

£144Multiple Airlines

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Fri, 28 Nov - Sun, 30 Nov

13:05 - 19:30ATH-KGS

6h 25m1 stop

16:40 - 17:45KGS-ATH

1h 05mdirect

£152Aegean Airlines

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Sun, 1 Mar - Sat, 7 Mar

11:00 - 12:05ATH-KGS

1h 05mdirect

20:35 - 21:40KGS-ATH

1h 05mdirect

£162Aegean Airlines

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Tue, 2 Dec - Sat, 6 Dec

19:30 - 20:35ATH-KGS

1h 05mdirect

19:55 - 23:55KGS-ATH

4h 00m1 stop

£170Aegean Airlines

Find Deal

Fri, 12 Dec - Sun, 14 Dec

13:05 - 19:30ATH-KGS

6h 25m1 stop

21:05 - 22:10KGS-ATH

1h 05mdirect

£179Aegean Airlines

Find Deal

Sun, 30 Nov - Sun, 14 Dec

Aegean Airlines flights from Athens to Kos

Our best Aegean Airlines deals on Athens to Kos flight tickets

Aegean Airlines

1 Mar

ATH19:30Athens Eleftherios V.

1h 05m

KGS20:35Kos

7 Mar

KGS20:35Kos

1h 05m

ATH21:40Athens Eleftherios V.

£84

Find similar

Aegean Airlines

12 Dec

ATH19:30Athens Eleftherios V.

1h 05m

KGS20:35Kos

14 Dec

KGS21:05Kos

1h 05m

ATH22:10Athens Eleftherios V.

£95

Find similar

Aegean Airlines

4 Dec

ATH07:00Athens Eleftherios V.

1h 05m

KGS08:05Kos

7 Dec

KGS19:55Kos

4h 00m

1 stop

ATH23:55Athens Eleftherios V.

£130

Find similar

Sky Express flights from Athens to Kos

Our best Sky Express deals on Athens to Kos flight tickets

Sky Express

28 Nov

ATH15:30Athens Eleftherios V.

1h 00m

KGS16:30Kos

30 Nov

KGS21:45Kos

1h 00m

ATH22:45Athens Eleftherios V.

£88

Find similar

Sky Express

11 Mar

ATH10:30Athens Eleftherios V.

1h 00m

KGS11:30Kos

15 Mar

KGS08:30Kos

1h 00m

ATH09:30Athens Eleftherios V.

£142

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Fly from

Fly to

Route

Depart

Return

Price

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Sun 1/3

19:30-20:35

Nonstop1h 05m

Kos

Sat 7/3

20:35-21:40

Nonstop1h 05m

£84

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Fri 28/11

15:30-16:30

Nonstop1h 00m

Kos

Sun 30/11

21:45-22:45

Nonstop1h 00m

£88

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Fri 12/12

19:30-20:35

Nonstop1h 05m

Kos

Sun 14/12

21:05-22:10

Nonstop1h 05m

£95

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Thu 4/12

07:00-08:05

Nonstop1h 05m

Kos

Sun 7/12

19:55-23:55

1 stop4h 00m

£130

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Wed 11/3

10:30-11:30

Nonstop1h 00m

Kos

Sun 15/3

08:30-09:30

Nonstop1h 00m

£142

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Fri 28/11

15:30-16:30

Nonstop1h 00m

Kos

Sun 30/11

19:55-23:55

1 stop4h 00m

£144

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Sun 1/3

13:05-19:30

1 stop6h 25m

Kos

Sat 7/3

16:40-17:45

Nonstop1h 05m

£152

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Tue 2/12

11:00-12:05

Nonstop1h 05m

Kos

Sat 6/12

20:35-21:40

Nonstop1h 05m

£162

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Fri 12/12

19:30-20:35

Nonstop1h 05m

Kos

Sun 14/12

19:55-23:55

1 stop4h 00m

£170

AthensKos

ATH - KGS

ATHKGS

Athens Eleftherios V.

Sun 30/11

13:05-19:30

1 stop6h 25m

Kos

Sun 14/12

21:05-22:10

Nonstop1h 05m

£179

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How to get the cheapest flight ticket from Athens to Kos

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Kos?

The cheapest month to fly to Kos from Athens is in March. Flight prices, which tend to average around £87, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Kos from Athens during December instead. Flights to Kos in December, while not as cheap as those in March, still average around £96.

What is the cheapest day to depart on your flight to Kos?

According to our data, Thursday is the cheapest day to fly to Kos from Athens. The lowest ticket price found for a Thursday departure recently was £69. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Kos is Sunday, with ticket prices averaging around £164.

What is the cheapest time of day to depart on your flight to Kos?

Our most recent data shows that the best time of day to fly to Kos is in the morning. Flights from Athens to Kos during this time can be as low as £107. In the evening is when there is more demand to fly to Kos, so prices are often more expensive at around £110 per ticket.

What is the cheapest Athens Eleftherios V. to Kos flight route?

Fly from Athens Eleftherios V. to Kos for the best Athens Eleftherios V. - Kos flight prices

How far in advance should I book a flight to Kos?

You are more likely to see cheaper flights to Kos from Athens when booking weeks ahead of your departure date. In general, you can expect to find flights to Kos for around £111 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kos from Athens for as low as £79 on momondo.

What cabin class options are available on Athens Eleftherios V. to Kos flights?

There is only 1 cabin class available to choose from on Athens Eleftherios V. to Kos flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Athens to Kos flight prices changed over time?

As of November 2025, prices for Athens to Kos flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from Athens to Kos

Are you open to changing your travel dates? Check out the ideal times to fly from Athens to Kos according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Athens to Kos (ATH to KGS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Athens to Kos

Best price found	£64
Fastest flight time	1h 00m
Direct flights	Mon, Wed, Thu, Fri and Sat
Airports in Kos	1 airport

The best one-way flight to Kos from Athens in the past 72 hours is £64. The best return flight deal from Athens to Kos found on momondo in the last 72 hours is £232.

The fastest flight from Athens to Kos takes 1h 00m

Direct flights go from Athens to Kos on Monday, Wednesday, Thursday, Friday and Saturday. There are no airlines offering direct flights..

There is 1 airport near Kos: Kos (KGS)

Search flight deals

How far is Athens Eleftherios V. to Kos by plane?
A flight from Athens Eleftherios V. to Kos will travel around 209.2 mi. In terms of flight time, this usually takes a little over 1h 00m.
When did momondo last update prices for flights from Athens Eleftherios V. Airport to Kos Airport?
Prices for flights from Athens Eleftherios V. Airport to Kos Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Athens Eleftherios V. Airport to Kos Airport?
As of November 2025, there are 2 operators available to choose from for flights from Athens Eleftherios V. Airport to Kos Airport.
How old do you have to be to fly from Athens Eleftherios V. Airport to Kos Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Athens Eleftherios V. Airport to Kos Airport.
What documentation or ID do you need to fly to Kos Airport?
The required travel and health documents for your Kos Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kos Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Athens to Kos?
Based on momondo bookings for flights between Athens and Kos, the leading plane model is ATR 42 / ATR 72, making up 45.64% of the total bookings. Other popular models include ATR 72-201 / 202 with 23.08%, Airbus A320-100/200 with 21.37%, and Airbus A320neo with 8.21%.
What is the most popular airline from Athens to Kos?
Based on momondo bookings for flights between Athens and Kos, the leading airline is Aegean Airlines, making up 53% of the total bookings. Other popular airlines include Sky Express with 47%.

Best airlines flying from Athens to Kos

Compare and see reviews for airlines that fly from Athens to Kos with momondo

Airline	Rating	Free Cancellation	Price
Sky Express	PriceFrom £69	Free Cancellation	Rating 7.5 120 reviews		Search Sky Express flights
Aegean Airlines	PriceFrom £86	Free Cancellation	Rating 8.1 818 reviews		Search Aegean Airlines flights

Aegean Airlines Flights From Athens to Kos
The lowest priced Aegean Airlines flight from Athens to Kos from the last 72 hours was £86. Generally, Aegean Airlines has 25 flights on this route every week with an average price of £113. Aegean Airlines is rated 8.1/10 by our users.
Sky Express Flights From Athens to Kos
Sky Express (7.5/10 from 120 reviews) operates around 16 flights from Athens to Kos in any given week. The average Sky Express airfare for this route is around £93, with deals from around £69 rare but found on momondo. Referenced prices are for round-trip Athens to Kos flight searches in the last 72 hours.

Kardamena

Marmari

Why use momondo?

Why should I use momondo to find a flight deal from Athens to Kos?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Kos from Athens.

Can I find flights from Athens to Kos with flexible booking policies on momondo?

momondo does allow users to show only those flights to Kos from Athens which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Athens to Kos?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Athens to Kos.

I’m not ready to book a flight from Athens to Kos right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Athens to Kos now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Kos and let you know when they change.

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Cheap flights from Athens to Kos from £52

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Athens to Kos departing on 1/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Athens to Kos

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Kos?

What is the cheapest day to depart on your flight to Kos?

What is the cheapest time of day to depart on your flight to Kos?

Our most recent data shows that the best time of day to fly to Kos is in the morning. Flights from Athens to Kos during this time can be as low as £107. In the evening is when there is more demand to fly to Kos, so prices are often more expensive at around £110 per ticket.

What is the cheapest Athens Eleftherios V. to Kos flight route?

Fly from Athens Eleftherios V. to Kos for the best Athens Eleftherios V. - Kos flight prices

How far in advance should I book a flight to Kos?

What cabin class options are available on Athens Eleftherios V. to Kos flights?

There is only 1 cabin class available to choose from on Athens Eleftherios V. to Kos flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Athens to Kos flight prices changed over time?

As of November 2025, prices for Athens to Kos flights are approximately 6% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Athens Eleftherios V. to Kos?

Aegean Airlines is the most popular carrier operating from Athens Eleftherios V. to Kos

How often are flights from Athens to Kos delayed?

Historically, on average around 22% of flights between Athens and Kos have experienced a delay on any given week. The average delay length over the past 12 months has been 78 minutes.

What is the most punctual flight time for Athens to Kos flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Athens to Kos flights?

According to our data, Olympic Air have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

How many flights depart from Athens to Kos on average per day?

As of November 2025, there are 7 flights per day flying from Athens to Kos. The most common time of day flights depart is 10:00, with 45% of flights taking off at midday.

How many flights depart from Athens to Kos on average per week?

The number of flights available between Athens and Kos is 53 per week as of November 2025. The most frequent departure day is Fri, with 19% of weekly flights leaving on this day.

When to book flights from Athens to Kos

Cheap Athens to Kos (ATH to KGS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Athens to Kos

Best price found

Fastest flight time

Direct flights

Airports in Kos

How far is Athens Eleftherios V. to Kos by plane?

When did momondo last update prices for flights from Athens Eleftherios V. Airport to Kos Airport?

How many operators does momondo search for flights from Athens Eleftherios V. Airport to Kos Airport?

How old do you have to be to fly from Athens Eleftherios V. Airport to Kos Airport?

What documentation or ID do you need to fly to Kos Airport?

What is the most popular plane model from Athens to Kos?

What is the most popular airline from Athens to Kos?

Best airlines flying from Athens to Kos

Compare and see reviews for airlines that fly from Athens to Kos with momondo

Aegean Airlines Flights From Athens to Kos

Sky Express Flights From Athens to Kos

Travelling to a place near Kos?

Why use momondo?

Why should I use momondo to find a flight deal from Athens to Kos?

Can I find flights from Athens to Kos with flexible booking policies on momondo?

How can momondo help me find flights from Athens to Kos?

I’m not ready to book a flight from Athens to Kos right now. Can momondo alert me if prices change?

An easier way to manage your Kos trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Greece

Airports servicing South Aegean