Time in BTT and AST
The time difference between Bhutan Time (BTT) and Atlantic Standard Time (AST) is 10 hours. Atlantic Standard Time is 10 hours behind Bhutan Time.
This means 9am BTT is 11pm AST (previous day) and 5pm BTT is 7am AST.
Bhutan Time
- The current local time in BTT is 8:30 pm (July 18, 2026)
- BTT time zone offset is UTC+06:00
Atlantic Standard Time
- The current local time in AST is 6:30 pm (July 18, 2026)
- AST time zone offset is UTC-04:00
How to convert Bhutan Time to Atlantic Standard Time?
Subtract 10 hours from Bhutan Time to get Atlantic Standard Time.
Time in BTT
00:00
Time in AST
00:00
Use the slider above to convert Bhutan 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
| BTT | AST |
|---|---|
| 12am | 2pm |
| 1am | 3pm |
| 2am | 4pm |
| 3am | 5pm |
| 4am | 6pm |
| 5am | 7pm |
| 6am | 8pm |
| 7am | 9pm |
| 8am | 10pm |
| 9am | 11pm |
| 10am | 12am |
| 11am | 1am |
| 12pm | 2am |
| 1pm | 3am |
| 2pm | 4am |
| 3pm | 5am |
| 4pm | 6am |
| 5pm | 7am |
| 6pm | 8am |
| 7pm | 9am |
| 8pm | 10am |
| 9pm | 11am |
| 10pm | 12pm |
| 11pm | 1pm |