Time in CST and BIOT
The time difference between Cuba Standard Time (CST) and British Indian Ocean Time (BIOT) is 11 hours. British Indian Ocean Time is 11 hours ahead of Cuba Standard Time.
This means 9am CST is 8pm BIOT and 5pm CST is 4am BIOT (next day).
Cuba Standard Time
- The current local time in CST is 7:24 pm (July 18, 2026)
- CST time zone offset is UTC-05:00
British Indian Ocean Time
- The current local time in BIOT is 8:24 pm (July 18, 2026)
- BIOT time zone offset is UTC+06:00
How to convert Cuba Standard Time to British Indian Ocean Time?
Add 11 hours to Cuba Standard Time to get British Indian Ocean Time.
Time in CST
00:00
Time in BIOT
00:00
Use the slider above to convert Cuba Standard Time to British Indian Ocean 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
| CST | BIOT |
|---|---|
| 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 | 12am |
| 2pm | 1am |
| 3pm | 2am |
| 4pm | 3am |
| 5pm | 4am |
| 6pm | 5am |
| 7pm | 6am |
| 8pm | 7am |
| 9pm | 8am |
| 10pm | 9am |
| 11pm | 10am |