The distance between Chengdu and Yibin is approximately 206 to 252 kilometers (128 to 157 miles) depending on the specific route and destination station, with a road distance of roughly 240 kilometers. The most efficient way to travel between the two cities is by high-speed train, which has significantly reduced travel times to as little as 73 minutes, though most services take between 1.5 and 2.5 hours. Trains frequently depart from Chengdu East or Chengdu South and arrive at Yibin, Yibin West, or Yibin East stations. For those choosing to drive or take a taxi, the journey typically takes about 2.5 to 3 hours, while long-distance buses are also available from stations like Chengbei or Shiyangchang, taking approximately 4 to 5 hours.