Time in THA and AST
The time difference between Thailand Standard Time (THA) and Atlantic Standard Time (AST) is 11 hours. Atlantic Standard Time is 11 hours behind Thailand Standard Time.
This means 9am THA is 10pm AST (previous day) and 5pm THA is 6am AST.
Thailand Standard Time
- The current local time in THA is 4:04 am (July 9, 2026)
- THA time zone offset is UTC+07:00
Atlantic Standard Time
- The current local time in AST is 1:04 am (July 9, 2026)
- AST time zone offset is UTC-04:00
How to convert Thailand Standard Time to Atlantic Standard Time?
Subtract 11 hours from Thailand Standard Time to get Atlantic Standard Time.
Time in THA
00:00
Time in AST
00:00
Use the slider above to convert Thailand 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
| THA | AST |
|---|---|
| 12am | 1pm |
| 1am | 2pm |
| 2am | 3pm |
| 3am | 4pm |
| 4am | 5pm |
| 5am | 6pm |
| 6am | 7pm |
| 7am | 8pm |
| 8am | 9pm |
| 9am | 10pm |
| 10am | 11pm |
| 11am | 12am |
| 12pm | 1am |
| 1pm | 2am |
| 2pm | 3am |
| 3pm | 4am |
| 4pm | 5am |
| 5pm | 6am |
| 6pm | 7am |
| 7pm | 8am |
| 8pm | 9am |
| 9pm | 10am |
| 10pm | 11am |
| 11pm | 12pm |