Core Holidays
Mediterranean Resort, Katerini Paralia

Price by departure month

Per person, 7 nights, 2 adults — cheapest of ten UK airports. Going in May 27 instead of Aug 27 saves £298 per person (39%).
£400£500£600£700£800SepOctMayJunJulAugSepOct

May 27 in Olympus Riviera averages a daily high of 8°C with about 17 wet days — £63 per °C, per person.