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Convert GST to AST Time - Free Time Zone Converter

Convert Gulf Standard Time (GST) to Atlantic Standard Time (AST, UTC-4) with our free time zone converter. Features real-time conversion and meeting planner for time zone conversion. Accurate, fast, and easy to use on all devices.

🌍
GST
Gulf Standard Time
Current Time
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🕐
AST
Atlantic Standard Time
Current Time
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Converted Time
Select a time to convert
Time Difference
-
Your Local Time
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UTC Time
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GST to AST Time Zone Difference

Atlantic Standard Time is 8 hours behind Gulf Standard Time

Always up-to-date and accurate

24-Hour GST to AST Conversion Chart

Complete hourly conversion for Gulf Standard Time to Atlantic Standard Time

12:00 AM
GST
4:00 PM
AST
(previous day)
00:00 16:00
1:00 AM
GST
5:00 PM
AST
(previous day)
01:00 17:00
2:00 AM
GST
6:00 PM
AST
(previous day)
02:00 18:00
3:00 AM
GST
7:00 PM
AST
(previous day)
03:00 19:00
4:00 AM
GST
8:00 PM
AST
(previous day)
04:00 20:00
5:00 AM
GST
9:00 PM
AST
(previous day)
05:00 21:00
6:00 AM
GST
10:00 PM
AST
(previous day)
06:00 22:00
7:00 AM
GST
11:00 PM
AST
(previous day)
07:00 23:00
8:00 AM
GST
12:00 AM
AST
08:00 00:00
9:00 AM
GST
1:00 AM
AST
09:00 01:00
10:00 AM
GST
2:00 AM
AST
10:00 02:00
11:00 AM
GST
3:00 AM
AST
11:00 03:00
12:00 PM
GST
4:00 AM
AST
12:00 04:00
1:00 PM
GST
5:00 AM
AST
13:00 05:00
2:00 PM
GST
6:00 AM
AST
14:00 06:00
3:00 PM
GST
7:00 AM
AST
15:00 07:00
4:00 PM
GST
8:00 AM
AST
16:00 08:00
5:00 PM
GST
9:00 AM
AST
17:00 09:00
6:00 PM
GST
10:00 AM
AST
18:00 10:00
7:00 PM
GST
11:00 AM
AST
19:00 11:00
8:00 PM
GST
12:00 PM
AST
20:00 12:00
9:00 PM
GST
1:00 PM
AST
21:00 13:00
10:00 PM
GST
2:00 PM
AST
22:00 14:00
11:00 PM
GST
3:00 PM
AST
23:00 15:00

Best Meeting Times between Gulf Standard Time and Atlantic Standard Time

Optimal hours for calls between GST and AST

Business hours overlap available
5:00 PM GST → 9:00 AM AST
Business Hours
6:00 PM GST → 10:00 AM AST
Business Hours

Based on standard business hours (9:00 AM - 6:00 PM) in each time zone

Time Zone Details

Technical information for both time zones

GST

Gulf Standard Time

Source timezone

UTC Offset 4.0 hours
Abbreviation GST
Type Standard Time
Status Active
AST

Atlantic Standard Time

Target timezone

UTC Offset -4.0 hours
Abbreviation AST
Type Standard Time
Status Active

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