Core Holidays
Melia Venezia Lido, Venice Lido

Price by departure month

Per person, 7 nights, 2 adults — cheapest of ten UK airports. Going in Feb 27 instead of Aug 27 saves £690 per person (60%).
£300£550£800£1,050£1,300FebMarAprMayJunJulAug

Feb 27 in Venice averages a daily high of 10°C with about 72 wet days — £47 per °C, per person.