Find Sky Express(GQ) flights from Athens to Kos

At the moment, you can catch a nonstop flight from Athens to Kos with the following airlines, including: SKY express AEGEAN Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

It takes about 1 hour to fly from Athens to Kos.

By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Athens to Kos is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

Based on Trip.com data in the past 4 weeks, there is 41 flight per week flying from Athens to Kos. You can check the weekly schedule for popular airlines on this route below: SKY express: S/M/T/W/T/F/S -- GQ220 (10:37) AEGEAN: S/M/T/W/T/F/S -- A3222 (11:13)

The cheapest months to fly from Athens to Kos is November, when demand for travel is lower.

After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Athens to Kos on December 26, 2025 with SKY express, with prices starting at JPY 6,757.

You can land at any one of the following hubs in Kos, with Athens International Airport "Eleftherios Venizelos" to Kos Airport (ATH-KGS) is by far the most common option on this route: Kos Airport (KGS).

The time difference between Kos and Athens is 0h.

Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.