NST to AST Time Converter
NST
10:54 AM
AST
10:24 AM
10 May 2026
NST
NST (Newfoundland Standard Time) is used in Newfoundland, Canada, sitting uniquely 3.5 hours behind Coordinated Universal Time (UTC − 4) . This rare half-hour offset shifts to Daylight Saving Time (NDT) during the summer to maximize evening sunlight. Check the NST Time Now.
AST
AST (Atlantic Standard Time) is 4 hours behind Coordinated Universal Time ( UTC-3:30), used. In sections of North America and the Caribbean. Most of the Caribbean islands remain on AST throughout the year, but Canadian provinces such as Nova Scotia and New Brunswick change to Atlantic Daylight Time (ADT, UTC-3) in summer. Check the AST Time Now.
NST to AST Chart
| NST Time | AST Time |
|---|---|
| 12:00 AM | 11:30 PM |
| 01:00 AM | 12:30 AM |
| 02:00 AM | 01:30 AM |
| 03:00 AM | 02:30 AM |
| 04:00 AM | 03:30 AM |
| 05:00 AM | 04:30 AM |
| 06:00 AM | 05:30 AM |
| 07:00 AM | 06:30 AM |
| 08:00 AM | 07:30 AM |
| 09:00 AM | 08:30 AM |
| 10:00 AM | 09:30 AM |
| 11:00 AM | 10:30 AM |
| 12:00 PM | 11:30 AM |
| 01:00 PM | 12:30 PM |
| 02:00 PM | 01:30 PM |
| 03:00 PM | 02:30 PM |
| 04:00 PM | 03:30 PM |
| 05:00 PM | 04:30 PM |
| 06:00 PM | 05:30 PM |
| 07:00 PM | 06:30 PM |
| 08:00 PM | 07:30 PM |
| 09:00 PM | 08:30 PM |
| 10:00 PM | 09:30 PM |
| 11:00 PM | 10:30 PM |