Core Holidays
Villa Anni, Achladies

Price by departure month

Per person, 7 nights, 2 adults — cheapest of ten UK airports. Going in May 27 instead of Aug 27 saves £437 per person (46%).
£400£550£700£850£1,000MayJunJulAugSep

May 27 in Skiathos averages a daily high of 25°C with about 6 wet days — £20 per °C, per person.