Jalan Butterworth is a major road in Seberang Perai. The road is not in Butterworth itself, but rather leads towards Butterworth. It connects Jalan Kedah in Kepala Batas to Jalan Teluk Air Tawar. Jalan Butterworth is part of Federal Route 1, the old trunk road. It was originally named Butterworth Road as it is the road connecting Kepala Batas to Butterworth.