Elaia (Greek: Ελαία meaning olives, Bulgarian: Делиелес - Delieles) is a village in the northern part of the Evros regional unit, Greece. Elaia is in the municipal unit of Trigono. In 2011 its population was 428. The village is located on the left bank of the river Arda. The nearest villages are Plati to its northeast and Fylakio to its south.