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