Time in NST and AST
The time difference between Newfoundland Standard Time (NST) and Atlantic Standard Time (AST) is 30 minutes. Atlantic Standard Time is 30 minutes behind Newfoundland Standard Time.
This means 9am NST is 8:30am AST and 5pm NST is 4:30pm AST.
Newfoundland Standard Time
- The current local time in NST is 4:43 am (June 4, 2026)
- NST time zone offset is UTC-03:30
Atlantic Standard Time
- The current local time in AST is 5:13 am (June 4, 2026)
- AST time zone offset is UTC-04:00
How to convert Newfoundland Standard Time to Atlantic Standard Time?
Subtract 30 minutes from Newfoundland Standard Time to get Atlantic Standard Time.
Time in NST
00:00
Time in AST
00:00
Use the slider above to convert Newfoundland Standard Time to Atlantic Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| NST | AST |
|---|---|
| 12am | 11:30pm |
| 1am | 0:30am |
| 2am | 1:30am |
| 3am | 2:30am |
| 4am | 3:30am |
| 5am | 4:30am |
| 6am | 5:30am |
| 7am | 6:30am |
| 8am | 7:30am |
| 9am | 8:30am |
| 10am | 9:30am |
| 11am | 10:30am |
| 12pm | 11:30am |
| 1pm | 12:30pm |
| 2pm | 1:30pm |
| 3pm | 2:30pm |
| 4pm | 3:30pm |
| 5pm | 4:30pm |
| 6pm | 5:30pm |
| 7pm | 6:30pm |
| 8pm | 7:30pm |
| 9pm | 8:30pm |
| 10pm | 9:30pm |
| 11pm | 10:30pm |