HST to UTC Time Converter
UTC is 10 hours ahead of HST right now. 9:00 AM in HST is 7:00 PM in UTC.
Time now: HST and UTC
UTC is 10 hours ahead of HST right now. The gap stays the same all year, because neither changes its clocks.
HST to UTC conversion table
Every hour of the day, using today's time difference.
| HST | UTC |
|---|---|
| 12:00 AM | 10:00 AM |
| 1:00 AM | 11:00 AM |
| 2:00 AM | 12:00 PM |
| 3:00 AM | 1:00 PM |
| 4:00 AM | 2:00 PM |
| 5:00 AM | 3:00 PM |
| 6:00 AM | 4:00 PM |
| 7:00 AM | 5:00 PM |
| 8:00 AM | 6:00 PM |
| 9:00 AM | 7:00 PM |
| 10:00 AM | 8:00 PM |
| 11:00 AM | 9:00 PM |
| 12:00 PM | 10:00 PM |
| 1:00 PM | 11:00 PM |
| 2:00 PM | 12:00 AMnext day |
| 3:00 PM | 1:00 AMnext day |
| 4:00 PM | 2:00 AMnext day |
| 5:00 PM | 3:00 AMnext day |
| 6:00 PM | 4:00 AMnext day |
| 7:00 PM | 5:00 AMnext day |
| 8:00 PM | 6:00 AMnext day |
| 9:00 PM | 7:00 AMnext day |
| 10:00 PM | 8:00 AMnext day |
| 11:00 PM | 9:00 AMnext day |
Best time to meet between HST and UTC
There is no overlap between 9 AM and 6 PM in both places.
If both sides can be flexible (7 AM – 10 PM):
- 7:00 AM – 12:00 PM HST = 5:00 PM – 10:00 PM UTC
- 9:00 PM – 10:00 PM HST = 7:00 AM – 8:00 AM UTC
Does the time difference between HST and UTC change?
No. Neither place changes its clocks, so UTC is 10 hours ahead of HST all year.
Office hours in each other's time
- 9 AM to 6 PM in HST is 7:00 PM to 4:00 AM (next day) in UTC.
- 9 AM to 6 PM in UTC is 11:00 PM (previous day) to 8:00 AM in HST.
Based on today's clock settings.
Frequently asked questions
What is the time difference between HST and UTC?
UTC is 10 hours ahead of HST right now. The gap stays the same all year, because neither changes its clocks.
How do I convert HST to UTC?
Add 10 hours to the HST time to get the UTC time (at today's difference). 9:00 AM in HST is 7:00 PM in UTC. Or use the converter above and pick any date and time.
What is the current time in UTC?
It is 12:01 AM in UTC on Tuesday, November 10 (the converter above shows it live). At the same moment it is 2:01 PM in HST.
Does the time difference between HST and UTC change during the year?
No. Neither place changes its clocks, so UTC is 10 hours ahead of HST all year.
What is the best time for a meeting between HST and UTC?
The two places have no shared working hours (9 AM – 6 PM). The nearest option is 7:00 AM – 12:00 PM HST = 5:00 PM – 10:00 PM UTC.
What does HST mean?
Hawaii does not use daylight saving time.