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Convert AST to HST Time - Free Time Zone Converter

Convert Atlantic Standard Time (AST) to Hawaii Standard Time (HST, UTC-10) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for AST to HST 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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🕐
HST
Hawaii Standard Time
Current Time
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Converted Time
Select a time to convert
Time Difference
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Your Local Time
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UTC Time
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AST to HST Time Zone Difference

Hawaii Standard Time is 6 hours behind Atlantic Standard Time

Always up-to-date and accurate

24-Hour AST to HST Conversion Chart

Complete hourly conversion for Atlantic Standard Time to Hawaii Standard Time

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

Best Meeting Times between Atlantic Standard Time and Hawaii Standard Time

Optimal hours for calls between AST and HST

Business hours overlap available
3:00 PM AST → 9:00 AM HST
Business Hours
4:00 PM AST → 10:00 AM HST
Business Hours
5:00 PM AST → 11:00 AM HST
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
HST

Hawaii Standard Time

Target timezone

UTC Offset -10.0 hours
Abbreviation HST
Type Standard Time
Status Active

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