Core Holidays
Zephyros Hotel, Skala

Price by departure month

Per person, 7 nights, 2 adults — cheapest of ten UK airports. Going in May 27 instead of Jun 27 saves £133 per person (23%).
£400£450£500£550£600£650MayJunJulAugSep

May 27 in Kefalonia averages a daily high of 26°C with about 4 wet days — £17 per °C, per person.