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Convert Hawaii Standard Time (HST) 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 HST 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.
Coordinated Universal Time is 10 hours ahead of Hawaii Standard Time
Hawaii Standard Time to Coordinated Universal Time full day schedule
| 🇺🇸 Hawaii Standard Time | 🌍 Coordinated Universal Time |
|---|---|
|
12:00 AM
|
10:00 AM
|
|
1:00 AM
|
11:00 AM
|
|
2:00 AM
|
12:00 PM
|
|
3:00 AM
|
1:00 PM
|
|
4:00 AM
|
2:00 PM
|
|
5:00 AM
|
3:00 PM
|
|
6:00 AM
|
4:00 PM
|
|
7:00 AM
|
5:00 PM
|
|
8:00 AM
|
6:00 PM
|
|
9:00 AM
|
7:00 PM
|
|
10:00 AM
|
8:00 PM
|
|
11:00 AM
|
9:00 PM
|
|
12:00 PM
|
10:00 PM
|
|
1:00 PM
|
11:00 PM
|
|
2:00 PM
|
12:00 AM
(next day)
|
|
3:00 PM
|
1:00 AM
(next day)
|
|
4:00 PM
|
2:00 AM
(next day)
|
|
5:00 PM
|
3:00 AM
(next day)
|
|
6:00 PM
|
4:00 AM
(next day)
|
|
7:00 PM
|
5:00 AM
(next day)
|
|
8:00 PM
|
6:00 AM
(next day)
|
|
9:00 PM
|
7:00 AM
(next day)
|
|
10:00 PM
|
8:00 AM
(next day)
|
|
11:00 PM
|
9:00 AM
(next day)
|
Best times for HST ↔ UTC meetings and calls
Based on standard business hours (9:00 AM - 6:00 PM) in each time zone
Detailed timezone specifications and regional data
Source timezone
Target timezone