The accident occurred at about 1:15pm near the Le Méridien Phuket Beach Resort south of Patong.
Karon Police Station along with emergency rescue teams from the Phuket Kusoldharm Foundation and Karon Municipality rushed to the scene.
The bus, operated by OS Tour, had been transporting tourists when the driver lost control, struck a roadside barrier, and veered off the road.
Fortunately, there were no fatalities.
The injured include four Chinese tourists, two Russians, one German, a Thai woman and the driver, identified as 49-year-old Wira Ritthijom.
They were transported to Patong Hospital for treatment, with most sustaining minor injuries.
Kaorn Police Chief Pol Col Khundet Na Nongkhai stated that preliminary reports suggest the bus may have lost control due to slippery road conditions.
Investigators are working to examine the scene and determine the exact cause of the crash.