iformat.io
Convert Atlantic Standard Time (AST) to Tonga Summer Time (TOST, UTC+14) 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.
Tonga Summer Time is 18 hours ahead of Atlantic Standard Time
Complete hourly conversion for Atlantic Standard Time to Tonga Summer Time
| Atlantic Standard Time | Tonga Summer Time | 24-Hour AST | 24-Hour TOST |
|---|---|---|---|
| 12:00 AM | 6:00 PM | 00:00 | 18:00 |
| 1:00 AM | 7:00 PM | 01:00 | 19:00 |
| 2:00 AM | 8:00 PM | 02:00 | 20:00 |
| 3:00 AM | 9:00 PM | 03:00 | 21:00 |
| 4:00 AM | 10:00 PM | 04:00 | 22:00 |
| 5:00 AM | 11:00 PM | 05:00 | 23:00 |
| 6:00 AM | 12:00 AM (next day) | 06:00 | 00:00 |
| 7:00 AM | 1:00 AM (next day) | 07:00 | 01:00 |
| 8:00 AM | 2:00 AM (next day) | 08:00 | 02:00 |
| 9:00 AM | 3:00 AM (next day) | 09:00 | 03:00 |
| 10:00 AM | 4:00 AM (next day) | 10:00 | 04:00 |
| 11:00 AM | 5:00 AM (next day) | 11:00 | 05:00 |
| 12:00 PM | 6:00 AM (next day) | 12:00 | 06:00 |
| 1:00 PM | 7:00 AM (next day) | 13:00 | 07:00 |
| 2:00 PM | 8:00 AM (next day) | 14:00 | 08:00 |
| 3:00 PM | 9:00 AM (next day) | 15:00 | 09:00 |
| 4:00 PM | 10:00 AM (next day) | 16:00 | 10:00 |
| 5:00 PM | 11:00 AM (next day) | 17:00 | 11:00 |
| 6:00 PM | 12:00 PM (next day) | 18:00 | 12:00 |
| 7:00 PM | 1:00 PM (next day) | 19:00 | 13:00 |
| 8:00 PM | 2:00 PM (next day) | 20:00 | 14:00 |
| 9:00 PM | 3:00 PM (next day) | 21:00 | 15:00 |
| 10:00 PM | 4:00 PM (next day) | 22:00 | 16:00 |
| 11:00 PM | 5:00 PM (next day) | 23:00 | 17:00 |
Optimal hours for calls between AST and TOST
Based on standard business hours (9:00 AM - 6:00 PM) in each time zone
Technical information for both time zones
Source timezone
Target timezone
