There is bus transport company Ltd., and busses Bangkok-Chiang Kan from the Northern bus terminal (MO chit 2) kamphaeng Phet 2 road. That runs all service every day. It takes about 8 hours. Shipping Co., Ltd. Tel:1490 www.transport.co.th
carrier currently limited bus service by online. Contact www.thaiticketmajor.com tickets can also be purchased online at Thai root. Forum www.thairoute.com