The timetables are published on the website of the public transport operator, DKV Traffic Close Corporation: www.dkv.hu/en
You can reach Debrecen by car on highway M35. In this case you should choose slip road Debrecen észak/Debrecen Józsa. Taking Road No. 35 you can come from the direction of Hajdúböszörmény. Taking Road No. 33 you can approach the city from the direction of Balmazújváros. Taking Road No. 4 you might come from the direction of Nyíregyháza or Hajdúszoboszló.