Core Holidays
Mouikis Hotel, Argostoli

Price by departure month

Per person, 7 nights, 2 adults — cheapest of ten UK airports. Going in Sep 27 instead of Jul 27 saves £145 per person (16%).
£700£750£800£850£900£950JunJulSep

Sep 27 in Kefalonia averages a daily high of 30°C with about 3 wet days — £25 per °C, per person.