Sao Tome doesn't observe daylight saving time but Santiago does. DST in Santiago will start on 08 September 2019 and will end on 05 April 2020. Once DST starts in Santiago the time difference between Sao Tome and Santiago will be -3:0 hours.
Time zone: GMT - Greenwich Mean Time (UTC/GMT)Time zone difference / Flight distance
Time zone: CLT - Chile Standard Time (UTC/GMT -4)DST will start on 08 September 2019DST will end on 05 April 2020Time zone difference / Flight distance