Houlong is connected to several key destinations in Taiwan via its rail network. The route from Houlong to Taichung, covering approximately 88 kilometers, takes about 1 hour and 30 minutes on the local train service. Another significant route is Houlong to Hualien, which spans around 130 kilometers and typically takes around 2 hours and 45 minutes. Trains also provide travel options from Houlong to Taipei, which is about 170 kilometers away and takes roughly 2 hours. In addition, the route to Tainan, approximately 220 kilometers from Houlong, has a journey time of about 3 hours and 30 minutes.