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Convert AST to UTC Time - Free Time Zone Converter

Convert Atlantic Standard Time (AST) to Coordinated Universal Time (UTC, UTC+0) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for AST to UTC coordination. Includes 24-hour conversion table and live time displays. Perfect for international scheduling and global team collaboration. Works on all devices with accurate, reliable results.

🌍
AST
Atlantic Standard Time
Current Time
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🕐
UTC
Coordinated Universal 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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AST to UTC Time Zone Difference

Coordinated Universal Time is 4 hours ahead of Atlantic Standard Time

Always up-to-date and accurate

24-Hour AST to UTC Conversion Chart

Complete hourly conversion for Atlantic Standard Time to Coordinated Universal Time

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

Best Meeting Times between Atlantic Standard Time and Coordinated Universal Time

Optimal hours for calls between AST and UTC

Business hours overlap available
9:00 AM AST → 1:00 PM UTC
Business Hours
10:00 AM AST → 2:00 PM UTC
Business Hours
11:00 AM AST → 3:00 PM UTC
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

AST

Atlantic Standard Time

Source timezone

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

Coordinated Universal Time

Target timezone

UTC Offset 0.0 hours
Abbreviation UTC
Type Standard Time
Status Active

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