BRT to HST Converter
HST is 7 hours behind BRT. 9:00 AM BRT = 2:00 AM HST.
HST is 7 hours behind BRT. To convert BRT to HST, subtract 7 hours from the BRT time: 9:00 AM BRT = 2:00 AM HST.
BRT (Brasília Time) is used in Brasília, São Paulo, Rio de Janeiro. HST (Hawaii-Aleutian Time) is used in Hawaii (all year, no daylight saving time).
BRT to HST time conversion table
BRT to HST on 6 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| BRT | HST | Day |
|---|---|---|
| 12:00 AM BRT | 5:00 PM HST | previous day |
| 1:00 AM BRT | 6:00 PM HST | previous day |
| 2:00 AM BRT | 7:00 PM HST | previous day |
| 3:00 AM BRT | 8:00 PM HST | previous day |
| 4:00 AM BRT | 9:00 PM HST | previous day |
| 5:00 AM BRT | 10:00 PM HST | previous day |
| 6:00 AM BRT | 11:00 PM HST | previous day |
| 7:00 AM BRT | 12:00 AM HST | night |
| 8:00 AM BRT | 1:00 AM HST | night |
| 9:00 AM BRT | 2:00 AM HST | night |
| 10:00 AM BRT | 3:00 AM HST | night |
| 11:00 AM BRT | 4:00 AM HST | night |
| 12:00 PM BRT | 5:00 AM HST | night |
| 1:00 PM BRT | 6:00 AM HST | — |
| 2:00 PM BRT | 7:00 AM HST | — |
| 3:00 PM BRT | 8:00 AM HST | — |
| 4:00 PM BRT | 9:00 AM HST | work hours |
| 5:00 PM BRT | 10:00 AM HST | — |
| 6:00 PM BRT | 11:00 AM HST | — |
| 7:00 PM BRT | 12:00 PM HST | — |
| 8:00 PM BRT | 1:00 PM HST | — |
| 9:00 PM BRT | 2:00 PM HST | — |
| 10:00 PM BRT | 3:00 PM HST | — |
| 11:00 PM BRT | 4:00 PM HST | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert BRT to HST
Subtract 7 hours from the BRT time to get HST.
Example: 9:00 AM BRT = 2:00 AM HST.
Across midnight: 1:00 AM BRT = 6:00 PM HST (previous day). The date changes, so always check the day as well as the hour.
Time difference between BRT and HST
The time difference between BRT and HST is 7 hours all year – HST is behind BRT.
BRT and HST during daylight saving time
- BRT does not observe daylight saving time; it stays on UTC−3 all year.
- HST does not observe daylight saving time; it stays on UTC−10 all year.
Best time for a meeting between BRT and HST
BRT and HST share 1 hour of the 9 AM–5 PM working day. Any time between 4:00 PM and 5:00 PM BRT lands between 9:00 AM and 10:00 AM HST, inside working hours for both.
BRT to HST FAQ
What is the time difference between BRT and HST?
HST is 7 hours behind BRT all year. 9:00 AM BRT = 2:00 AM HST.
What is 9 AM BRT in HST?
9:00 AM BRT is 2:00 AM HST.
What is 12 PM (noon) BRT in HST?
12:00 PM BRT is 5:00 AM HST.
Is HST ahead of or behind BRT?
HST is 7 hours behind BRT, so it is earlier in HST than in BRT.
Does BRT change for daylight saving time?
No. BRT stays on the same offset all year, so conversions never shift for daylight saving time.
Does HST change for daylight saving time?
No. HST stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between BRT and HST?
BRT and HST share 1 hour of the 9 AM–5 PM working day. Any time between 4:00 PM and 5:00 PM BRT lands between 9:00 AM and 10:00 AM HST, inside working hours for both.
Related conversions
Convert HST to BRT
Convert BRT to other time zones
Convert other time zones to HST
Learn more
Updated 6 November 2026. Time zone data: IANA tz database.