S to EASST Converter
Quick answers
S is 1 hour behind EASST. S uses GMT -6, and EASST uses GMT -5 for this comparison.
For example, 6:00 am S is 7:00 am EASST. Use the converter above to adjust the date or time and create a shareable meeting link.
Best meeting overlap: 9am-4pm S, which is 10am-5pm EASST.
Compare S time with EASST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Sierra Time Zone is 1 hour behind Easter Island Summer Time
6:00 am06:00 in S is 7:00 am07:00 in EASST
S to EASST call time
Best time for a conference call or a meeting is between 9am-4pm in S which corresponds to 10am-5pm in EASST
6:00 am06:00 Sierra Time Zone (S). Offset UTC -6:00 hours
7:00 am07:00 Easter Island Summer Time (EASST). Offset UTC -5:00 hours
6:00 am06:00 S / 7:00 am07:00 EASST
| S | EASST |
|---|---|
| 12am (midnight) | 1am |
| 1am | 2am |
| 2am | 3am |
| 3am | 4am |
| 4am | 5am |
| 5am | 6am |
| 6am | 7am |
| 7am | 8am |
| 8am | 9am |
| 9am | 10am |
| 10am | 11am |
| 11am | 12pm (noon) |
| 12pm (noon) | 1pm |
| 1pm | 2pm |
| 2pm | 3pm |
| 3pm | 4pm |
| 4pm | 5pm |
| 5pm | 6pm |
| 6pm | 7pm |
| 7pm | 8pm |
| 8pm | 9pm |
| 9pm | 10pm |
| 10pm | 11pm |
| 11pm | 12am (midnight) |
| 00:00 | 01:00 |
| 01:00 | 02:00 |
| 02:00 | 03:00 |
| 03:00 | 04:00 |
| 04:00 | 05:00 |
| 05:00 | 06:00 |
| 06:00 | 07:00 |
| 07:00 | 08:00 |
| 08:00 | 09:00 |
| 09:00 | 10:00 |
| 10:00 | 11:00 |
| 11:00 | 12:00 |
| 12:00 | 13:00 |
| 13:00 | 14:00 |
| 14:00 | 15:00 |
| 15:00 | 16:00 |
| 16:00 | 17:00 |
| 17:00 | 18:00 |
| 18:00 | 19:00 |
| 19:00 | 20:00 |
| 20:00 | 21:00 |
| 21:00 | 22:00 |
| 22:00 | 23:00 |
| 23:00 | 00:00 |
Sierra Time Zone
Offset: S is 6 hours behind Greenwich Mean Time (GMT) and is used in Military
Daylight Saving: Clocks in Sierra Time Zone (S) do not change for daylight saving time, so S stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.
S representations, usage and related time zones
- -06 - basic short
- -0600 - basic
- -06:00 - extended
- -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates an offset of six hours to the west of the zero meridian.
- Sierra - Military abbreviation for S
- S - short form of 'Sierra'
- CST - Central Standard Time
- CT - Central Time
- MDT - Mountain Daylight Time
- EAST - Easter Island Standard Time
- GALT - Galapagos Time
- S - Sierra Time Zone
Easter Island Summer Time
Offset: EASST is 5 hours behind Greenwich Mean Time (GMT) and is used in Pacific
Countries using this time zone: Chile

Daylight Saving: Easter Island Summer Time (EASST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Easter Island Standard Time (EAST).
Start: Easter Island Summer Time (EASST) started on Saturday, September 6, 2025 at 10:00 pm local time and clocks were set one hour forward to Saturday, September 6, 2025, 11:00 pm. Daylight saving starts annually on the first Saturday of September
End: Easter Island Summer Time (EASST) ends on Saturday, April 4, 2026 at 10:00 pm local time and clocks are set one hour back to Saturday, April 4, 2026, 9:00 pm local standard time instead. Daylight saving ends annually on the first Saturday of April
EASST representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian.
- Romeo - Military abbreviation for EASST
- R - short form of 'Romeo'
- CDT - Central Daylight Time
- EST - Eastern Standard Time
- ET - Eastern Time
- COT - Colombia Time
- CST - Cuba Standard Time
- EASST - Easter Island Summer Time
- ECT - Ecuador Time
- PET - Peru Time
- R - Romeo Time Zone
