AST to GST time converter
Gulf Standard Time (GST) is 8 hours ahead of Atlantic Time (AST) in January and 7 hours ahead in July, because daylight saving time shifts the difference. Use the grid below to line up Halifax and Dubai: drag the cursor across the day, and working hours (9 AM–5 PM) are highlighted in every row so you can spot a slot that suits both sides.
Right now it is 06:43 ADT in Halifax and 13:43 GST in Dubai.
2/10 zones · drag the tape, scroll sideways or use the arrow keys; Home jumps back to now.
AST to GST: frequently asked
What is the time difference between AST and GST?
Gulf Standard Time (GST) is 8 hours ahead of Atlantic Time (AST) in January and 7 hours ahead in July, because daylight saving time shifts the difference.
What time is 9 AM AST in GST?
9:00 AM AST is 5:00 PM GST in January, and 4:00 PM GST in July.
When do working hours overlap between Halifax and Dubai?
In January: Standard 9:00 AM–5:00 PM working hours never overlap. The closest fit is 9:00 AM AST, which is 5:00 PM GST. In July: Both sides are within 9:00 AM–5:00 PM working hours between 9:00 AM and 10:00 AM AST (4:00 PM to 5:00 PM GST).