Core Holidays
Atlantica Thalassa Hotel, Lambi

Price by departure month

Per person, 7 nights, 2 adults — cheapest of ten UK airports. Going in May 27 instead of Jul 27 saves £266 per person (28%).
£600£700£800£900£1,000MayJunJulAugSepOct

May 27 in Kos averages a daily high of 23°C with about 4 wet days — £30 per °C, per person.