A road journey from Sungai petani to Bukit kayu hitam is made comfortable by buses. Usually, bus timings differ from one bus operator to another. The time taken to complete the journey from Sungai petani to Bukit kayu hitam is reliant on traffic and climatic conditions. The robust bus service between Sungai petani and Bukit kayu hitam creates convenience for many commuters. All the buses are well maintained and driven by capable drivers.