Core Holidays
Sovereign Beach Hotel, Kardamena

Price by departure month

Per person, 7 nights, 2 adults — cheapest of ten UK airports. Going in May 27 instead of Aug 27 saves £302 per person (33%).
£550£650£750£850£950MayJunJulAugSepOct

May 27 in Kos averages a daily high of 23°C with about 4 wet days — £28 per °C, per person.