Late February: Carnival parade with masquerades drinking and dancing.
Early May: Kalogianneia Festival with sports and cultural events at the high school of Alonissos.
Every June: Alonissos Challenge, Alonissos's marathon.
Every 16th of July: Fishermen Festival. Food and wine are ofered to visitors along with traditional music.
Every 15th of August: Revival of the wedding of Alonissos in Old Alonissos.
Every 15th of August: Traditional celebration of Virgin Mary in Old Alonissos with wine and food.