A road journey from Sungai petani to Alor setar 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 Alor setar is reliant on traffic and climatic conditions. The robust bus service between Sungai petani and Alor setar creates convenience for many commuters. All the buses are well maintained and driven by capable drivers.