From
AST / ADT
Time Converter
AST to AWST Time Converter
Convert Atlantic Time to Australian Western Time with a live clock and clean permalinks.
To
AWST
When it is 7:30 AM in Atlantic Time, it is 6:30 PM in Australian Western Time.
AST to AWST at a glance
Australian Western Time is 11 hours ahead of Atlantic Time. If someone gives you a time in Atlantic Time, move the clock by 11 hours to read it in Australian Western Time. A 9:00 AM start in Halifax becomes 8:00 PM in Perth.
What Atlantic Time covers
Atlantic Time is used in eastern Canada and parts of the Caribbean. Halifax is a common city reference for it. It matters when scheduling across North America and island markets farther east.
What Australian Western Time covers
Australian Western Time is the local time in Perth and Western Australia. It stays fixed without daylight saving changes. It is useful for mining, operations, and APAC teams that work across Western Australia and Southeast Asia.
Quick answers
What is the time difference between AST and AWST?
Australian Western Time is 11 hours ahead of Atlantic Time.
What happens to a 3:00 PM meeting in AST?
It lands at 2:00 AM in AWST.
Does daylight saving time matter for AST to AWST?
Atlantic Time and Australian Western Time are shown using the offsets that are active right now, so the result already reflects any daylight saving change in effect today.