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Cheap flights from Kos to Athens from C$ 118

KGS — ATH
24 Nov — 1 Dec1
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

Mon 23/118:40 p.m. -
Nonstop0h 55m
Wed 25/116:50 a.m. -
Nonstop0h 55m
Deal found 22/10C$ 195
Sat 28/118:25 a.m. -
Nonstop1h 05m
Mon 30/116:50 a.m. -
Nonstop0h 55m
Deal found 22/10C$ 196
Tue 22/128:35 p.m. -
Nonstop1h 05m
Sun 3/16:50 a.m. -
Nonstop0h 55m
Deal found 20/10C$ 277
Sat 28/115:15 p.m. -
Nonstop1h 05m
Sun 29/111:00 p.m. -
1 stop6h 30m
Deal found 22/10C$ 321
Sat 14/115:15 p.m. -
Nonstop1h 05m
Sun 15/111:00 p.m. -
1 stop6h 30m
Deal found 22/10C$ 322
Fri 27/118:25 a.m. -
Nonstop1h 05m
Sun 29/111:00 p.m. -
1 stop6h 30m
Deal found 21/10C$ 339
Sat 14/118:35 p.m. -
Nonstop1h 05m
Mon 16/117:10 p.m. -
Nonstop0h 50m
Deal found 21/10C$ 340
Sun 8/117:55 p.m. -
1 stop4h 00m
Thu 12/1112:30 p.m. -
Nonstop1h 05m
Deal found 23/10C$ 364
Sun 22/117:55 p.m. -
1 stop4h 00m
Sun 29/111:00 p.m. -
1 stop6h 30m
Deal found 23/10C$ 436

Find flight deals from Kos to Athens

Round-trip from

C$ 195

One-way from

C$ 118

Popular in

August

Cheapest in

January

Average price

C$ 204
Aegean Airlines
  • Aegean Airlines
  • 28/11-29/11
  • Nonstop
  • 2h 00m total
  • Kos to Athens
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Aegean Airlines
  • Aegean Airlines
  • 13/11-31/12
  • Nonstop
  • 0h 55m total
  • Kos to Athens
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (C$ 95 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease (C$ 16 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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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.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Fri 13/11

8:40 p.m.-9:35 p.m.

Nonstop0h 55m

Athens Eleftherios V.

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 118

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Mon 23/11

8:40 p.m.-9:35 p.m.

Nonstop0h 55m

Athens Eleftherios V.

Wed 25/11

6:50 a.m.-7:45 a.m.

Nonstop0h 55m

C$ 195

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Sat 28/11

8:25 a.m.-9:30 a.m.

Nonstop1h 05m

Athens Eleftherios V.

Mon 30/11

6:50 a.m.-7:45 a.m.

Nonstop0h 55m

C$ 196

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Thu 3/12

7:55 p.m.-11:55 p.m.

1 stop4h 00m

Athens Eleftherios V.

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 214

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Thu 11/2

9:45 p.m.-10:45 p.m.

Nonstop1h 00m

Athens Eleftherios V.

Sun 14/2

6:45 a.m.-7:45 a.m.

Nonstop1h 00m

C$ 234

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Fri 16/4

11:10 a.m.-7:10 p.m.

1 stop8h 00m

Athens Eleftherios V.

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 244

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Thu 12/11

7:55 p.m.-11:55 p.m.

1 stop4h 00m

Athens Eleftherios V.

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 270

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Tue 22/12

8:35 p.m.-9:40 p.m.

Nonstop1h 05m

Athens Eleftherios V.

Sun 3/1

6:50 a.m.-7:45 a.m.

Nonstop0h 55m

C$ 277

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Sun 18/4

11:10 a.m.-7:10 p.m.

1 stop8h 00m

Athens Eleftherios V.

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 300

KosAthens

KGS Kos - ATH Athens Eleftherios V.

KGSATH

Kos

Sat 14/11

8:35 p.m.-9:40 p.m.

Nonstop1h 05m

Athens Eleftherios V.

Sun 15/11

1:00 p.m.-7:30 p.m.

1 stop6h 30m

C$ 322

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/10

Showing 1-10 of 15 resultsSorted by cheapest first
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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 round-trip 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 C$ 147). Flying from Kos to Athens in August is currently the most expensive (average of C$ 332). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kos to Athens as you normally would.

How much does it cost to fly round-trip from Kos to Athens?

Airfare is typical for this route at the moment.

Kos to Athens flights typically cost between C$ 163 and C$ 277 in November.
The cheapest round-trip price found within the last 5 days was C$ 195 on Aegean Airlines (23 Nov-25 Nov).

Related info for your journey

  • How long is the flight from Kos to Athens?

    A quick flight from Kos to Athens can take about 55m. Aegean Airlines provides one of the quickest options available for as low as C$ 195. The distance between Kos and Athens is about 304 km. Generally, flights for this route are 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 vacation 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 C$ 147). Flying from Kos to Athens in August is currently the most expensive (average of C$ 332). 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
Glyfada
Loutraki

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Alternative routes for Kos to Athens

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Naxos to Athens flights
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