From Plovdiv bus to Central Bus Station Sofia then bus to Ruse. 7hrs 24min 41. From Plovdiv Bus to Gabrovo then bus to Ruse. 7hrs 51min. From Plovdiv bus to Stara Zagora, train to Gorna Orjahovica, then train to Ruse(BG). 8hrs 01min 23. From Plovdiv taxi to Ruse. 4hrs 31min 231. From Plovdiv drive to Ruse. 4hrs 31min 84.