Question 1

What is the time difference between GST and AEST?

Accepted Answer

Australian Eastern Standard Time (AEST) is 7 hours ahead of Gulf Standard Time (GST). Use the conversion table above to see the exact time for each hour.

Question 2

How do I convert GST to AEST?

Accepted Answer

To convert GST to AEST, add 7 hours to the GST time. For example, 9:00 AM GST is 4:00 PM AEST.

Question 3

What time is it in AEST when it's noon in GST?

Accepted Answer

When it's 12:00 PM (noon) in GST, it's 7:00 PM in AEST. AEST is 7 hours ahead of GST.

Question 4

How many hours ahead is AEST from GST?

Accepted Answer

AEST is 7 hours ahead of GST. This means when it's 9:00 AM in GST, it's 4:00 PM in AEST.

Question 5

Is AEST ahead or behind GST?

Accepted Answer

AEST is ahead of GST by 7 hours. Clocks in AEST show a later time than GST.

Question 6

Does GST observe daylight saving time?

Accepted Answer

No, Gulf Standard Time does not observe daylight saving time. The UTC offset remains the same year-round.

Question 7

Does AEST observe daylight saving time?

Accepted Answer

Yes, Australian Eastern Standard Time observes daylight saving time. During DST, the abbreviation changes to AEDT and clocks move forward by one hour.

Question 8

What is the best time to call from GST to AEST?

Accepted Answer

The best time for a call between GST and AEST is during overlapping business hours (9 AM – 5 PM) in both timezones. Check the color-coded conversion table above — green hours indicate business hours in both zones.

Question 9

When does daylight saving time change in AEST?

Accepted Answer

Daylight saving time transitions vary by year and region. Australian Eastern Standard Time observes DST, which typically shifts clocks forward by one hour in spring and back in fall. During DST transitions, the time difference between GST and AEST may temporarily change. Check our DST change calendar for exact dates.

Question 10

Do GST and AEST ever have the same time?

Accepted Answer

No, GST and AEST never show the same time. However, because AEST observes daylight saving time and GST does not, the time difference between them changes by one hour during DST transitions.

Gulf Standard Time (GST)	Period	Australian Eastern Standard Time (AEDT)	Period
12:00 AM	Night	7:00 AM	Morning
1:00 AM	Night	8:00 AM	Morning
2:00 AM	Night	9:00 AM	Business
3:00 AM	Night	10:00 AM	Business
4:00 AM	Night	11:00 AM	Business
5:00 AM	Night	12:00 PM	Business
6:00 AM	Morning	1:00 PM	Business
7:00 AM	Morning	2:00 PM	Business
8:00 AM	Morning	3:00 PM	Business
9:00 AM	Business	4:00 PM	Business
10:00 AM	Business	5:00 PM	Business
11:00 AM	Business	6:00 PM	Evening
12:00 PM	Business	7:00 PM	Evening
1:00 PM	Business	8:00 PM	Evening
2:00 PM	Business	9:00 PM	Evening
3:00 PM	Business	10:00 PM	Evening
4:00 PM	Business	11:00 PM	Evening
5:00 PM	Business	12:00 AM+1d	Night
6:00 PM	Evening	1:00 AM+1d	Night
7:00 PM	Evening	2:00 AM+1d	Night
8:00 PM	Evening	3:00 AM+1d	Night
9:00 PM	Evening	4:00 AM+1d	Night
10:00 PM	Evening	5:00 AM+1d	Night
11:00 PM	Evening	6:00 AM+1d	Morning

GST to AEST Converter

Timezone Details

24-Hour Overview

GST to AEST Conversion Table

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