AEST to GMT Time Converter
Convert Australian Eastern Time to Greenwich Mean Time instantly.
Scroll the timeline to check any hour of the day.
Australian Eastern Time
AEST
4:06
Greenwich Mean Time
GMT
6:06
Search any city, build a custom world clock, and plan across more time zones and options in the FlutterTime app. Free.
How the AEST to GMT time difference works
GMT is 10 hours behind AEST. Australian Eastern Time (AEST) is the time zone of eastern Australia. Greenwich Mean Time (GMT) is the fixed UTC+0 reference time, used by the United Kingdom and Ireland in winter. For example, 9:00 AM AEST is 11:00 PM GMT. Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
10 hours
Daylight saving
AEST only
AEST offset
UTC+10
GMT offset
UTC+0
AEST to GMT conversion chart
| Australian Eastern Time (AEST) | Greenwich Mean Time (GMT) |
|---|---|
| 12:00 AM | 2:00 PM -1 day |
| 1:00 AM | 3:00 PM -1 day |
| 2:00 AM | 4:00 PM -1 day |
| 3:00 AM | 5:00 PM -1 day |
| 4:00 AM | 6:00 PM -1 day |
| 5:00 AM | 7:00 PM -1 day |
| 6:00 AM | 8:00 PM -1 day |
| 7:00 AM | 9:00 PM -1 day |
| 8:00 AM | 10:00 PM -1 day |
| 9:00 AM | 11:00 PM -1 day |
| 10:00 AM | 12:00 AM |
| 11:00 AM | 1:00 AM |
| 12:00 PM | 2:00 AM |
| 1:00 PM | 3:00 AM |
| 2:00 PM | 4:00 AM |
| 3:00 PM | 5:00 AM |
| 4:00 PM | 6:00 AM |
| 5:00 PM | 7:00 AM |
| 6:00 PM | 8:00 AM |
| 7:00 PM | 9:00 AM |
| 8:00 PM | 10:00 AM |
| 9:00 PM | 11:00 AM |
| 10:00 PM | 12:00 PM |
| 11:00 PM | 1:00 PM |
Cities in each time zone
Australian Eastern Time (AEST)
SydneyMelbourneBrisbaneCanberraGold Coast
Greenwich Mean Time (GMT)
LondonDublinLisbonEdinburghManchester
AEST to GMT questions
Is GMT ahead of or behind AEST?
GMT is 10 hours behind AEST. So 9:00 AM AEST is 11:00 PM GMT, and 5:00 PM AEST is 7:00 AM GMT.
What time is it in GMT when it is 12:00 PM AEST?
When it is 12:00 PM (noon) AEST in Australian Eastern Time, it is 2:00 AM GMT in Greenwich Mean Time.
How many hours difference is there between AEST and GMT?
There is a 10 hours difference. Greenwich Mean Time (GMT) runs 10 hours behind Australian Eastern Time (AEST).
Do AEST and GMT observe daylight saving time?
Australian Eastern Time observes daylight saving time but Greenwich Mean Time does not, so the difference between them changes by an hour twice a year. The United Kingdom and Ireland use GMT only in winter; from late March to late October they switch to British Summer Time (BST), one hour ahead of GMT.
What is the best time to schedule a meeting between AEST and GMT?
A standard 9-to-5 workday in Australian Eastern Time and Greenwich Mean Time does not overlap, so pick the early morning in the later zone or the late evening in the earlier zone.
Which cities use AEST and GMT?
Australian Eastern Time (AEST) covers cities such as Sydney, Melbourne, Brisbane, Canberra, Gold Coast. Greenwich Mean Time (GMT) covers cities such as London, Dublin, Lisbon, Edinburgh, Manchester.