Bangkok (Don Mueang) - Sakon Nakhon - Sawang Daen Din Bangkok (Don Mueang) - Surat Thani - Khao Sok Bangkok (Don Mueang) - Surat Thani - Ratchaprapa Dam Bangkok (Don Mueang) - Ubon Ratchathani - Amnat Charoen Bangkok (Don Mueang) - Ubon Ratchathani - Mukdahan *