Flying from Kos to Athens can be expensive. Our search helps you compare cheap flights, airfare deals, and flight tickets across airlines and agencies so you can book at the best price.
We scan trusted travel agencies and airline booking systems for the route Kos - Athens (KGS - ATH). We do not sell tickets or add fees - you choose where to buy.
Airfares vary by date, time, and airport. Use filters to find the best option by departure/arrival time, number of stops, airline or alliance, and booking channel.
If your dates are flexible, check the low-fare calendar to find the cheapest days. Booking round-trip in one order often reduces fees, and prices usually rise as departure approaches.
We also recommend you to look through the prices for return tickets from Athens to Kos.
Airfares found by our users in the past 24 hours
The price for these dates could change. Use search to get the best price.
Airlines are flying from Kos to Athens
| Aegean Airlines | Big Sky Airlines | Olympic Airlines |
Popular flights from Kos
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Frequently asked questions about flights from Kos to Athens
How long does the flight from Kos to Athens take?
Flight duration from Kos to Athens varies by route, airline, and number of stops. Direct flights are faster; connecting flights may take longer. Use our search to compare options and see exact durations for your dates.
Are there direct flights from Kos to Athens?
Availability of direct flights from Kos to Athens depends on the route and season. Use our search and filter by "Direct" or "Non-stop" to see only direct options. We compare offers from many airlines and agencies.
Which airlines fly from Kos to Athens?
Several airlines may operate flights from Kos to Athens. On this page you can see airlines that serve this route. Our search compares prices across airlines and agencies so you can choose the best offer. We do not sell tickets; you book directly with the airline or agency.
What is the cheapest month to fly from Kos to Athens?
Prices from Kos to Athens vary by month and demand. On this page you can see average round-trip prices by month. Use the low-fare calendar and monthly table to find the cheapest dates. Booking in advance and avoiding peak seasons often helps get the best price.