Time in GST and SLST
The time difference between Gulf Standard Time (GST) and Sri Lanka Standard Time (SLST) is 1 hour 30 minutes. Sri Lanka Standard Time is 1 hour 30 minutes ahead of Gulf Standard Time.
This means 9am GST is 10:30am SLST and 5pm GST is 6:30pm SLST.
Gulf Standard Time
- The current local time in GST is 2:42 am (July 3, 2026)
- GST time zone offset is UTC+04:00
Sri Lanka Standard Time
- The current local time in SLST is 4:12 am (July 3, 2026)
- SLST time zone offset is UTC+05:30
How to convert Gulf Standard Time to Sri Lanka Standard Time?
Add 1 hour 30 minutes to Gulf Standard Time to get Sri Lanka Standard Time.
Time in GST
00:00
Time in SLST
00:00
Use the slider above to convert Gulf Standard Time to Sri Lanka 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
| GST | SLST |
|---|---|
| 12am | 1:30am |
| 1am | 2:30am |
| 2am | 3:30am |
| 3am | 4:30am |
| 4am | 5:30am |
| 5am | 6:30am |
| 6am | 7:30am |
| 7am | 8:30am |
| 8am | 9:30am |
| 9am | 10:30am |
| 10am | 11:30am |
| 11am | 12:30pm |
| 12pm | 1:30pm |
| 1pm | 2:30pm |
| 2pm | 3:30pm |
| 3pm | 4:30pm |
| 4pm | 5:30pm |
| 5pm | 6:30pm |
| 6pm | 7:30pm |
| 7pm | 8:30pm |
| 8pm | 9:30pm |
| 9pm | 10:30pm |
| 10pm | 11:30pm |
| 11pm | 0:30am |