HST to SAST Converter
SAST is 12 hours ahead of HST
HST to SAST Conversion Table
Green rows indicate standard business hours (9 AM – 5 PM) in SAST
| HST | SAST |
|---|---|
| 12:00 AM | 12:00 PM |
| 1:00 AM | 1:00 PM |
| 2:00 AM | 2:00 PM |
| 3:00 AM | 3:00 PM |
| 4:00 AM | 4:00 PM |
| 5:00 AM | 5:00 PM |
| 6:00 AM | 6:00 PM |
| 7:00 AM | 7:00 PM |
| 8:00 AM | 8:00 PM |
| 9:00 AM | 9:00 PM |
| 10:00 AM | 10:00 PM |
| 11:00 AM | 11:00 PM |
| 12:00 PM | 12:00 AM +1d |
| 1:00 PM | 1:00 AM +1d |
| 2:00 PM | 2:00 AM +1d |
| 3:00 PM | 3:00 AM +1d |
| 4:00 PM | 4:00 AM +1d |
| 5:00 PM | 5:00 AM +1d |
| 6:00 PM | 6:00 AM +1d |
| 7:00 PM | 7:00 AM +1d |
| 8:00 PM | 8:00 AM +1d |
| 9:00 PM | 9:00 AM +1d |
| 10:00 PM | 10:00 AM +1d |
| 11:00 PM | 11:00 AM +1d |
Converting Hawaii Standard Time to South Africa Standard Time
Hawaii Standard Time (HST) and South Africa Standard Time (SAST) are separated by a 12 hours time difference. SAST is 12 hours ahead of HST. HST is UTC-10, used in United States, while SAST is UTC+2, used in South Africa, Botswana, Lesotho.
When converting from HST to SAST, the key reference points to remember are: 9:00 AM HST equals 9:00 PM SAST, 12:00 PM noon HST equals 12:00 AM SAST, and 5:00 PM HST equals 5:00 AM SAST. The conversion table above shows every hour of the day mapped between these two time zones.
Scheduling Across HST and SAST
For professionals scheduling meetings between HST and SAST, finding overlapping business hours is essential. Standard business hours are typically 9:00 AM to 5:00 PM in each time zone. Given the 12 hours difference, the window of overlap may be limited, making early morning or late evening calls necessary for one party. Use the highlighted working hours in the conversion table above to quickly identify suitable meeting times.
Daylight Saving Time Considerations
HST does not observe Daylight Saving Time, maintaining UTC-10 year-round. SAST does not observe DST, staying at UTC+2 year-round.