Core Holidays
Zephyros Hotel, Skala

Price by departure month

Per person, 7 nights, 2 adults — cheapest of ten UK airports. Going in Sep 26 instead of Jun 27 saves £245 per person (32%).
£450£550£650£750£850SepMayJunJulAugSep

Sep 26 in Kefalonia averages a daily high of 30°C with about 3 wet days — £17 per °C, per person.