How hilly is the Διεθνής Ημιμαραθώνιος Πάτρας (Patras Half Marathon)?
The Διεθνής Ημιμαραθώνιος Πάτρας (Patras Half Marathon) is described as flat. The course notes also call it flat 21,097m route that moves mainly along the city's sea front, with a coastal stretch out to Plaz EOT and back along Akti Dymaion.