IST to SGT Converter
Quick answers
IST is 2 hours and 30 minutes behind SGT. IST uses GMT +5:30, and SGT uses GMT +8 for this comparison.
For example, 5:30 pm IST is 8:00 pm SGT. Use the converter above to adjust the date or time and create a shareable meeting link.
Best meeting overlap: 9am-2:30pm IST, which is 11:30am-5pm SGT.
Compare IST time with SGT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
India Standard Time is 2 hours and 30 minutes behind Singapore Time
5:30 pm17:30 in IST is 8:00 pm20:00 in SGT
IST to SGT call time
Best time for a conference call or a meeting is between 9am-2:30pm in IST which corresponds to 11:30am-5pm in SGT
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
8:00 pm20:00 Singapore Time (SGT). Offset UTC +8:00 hours
5:30 pm17:30 IST / 8:00 pm20:00 SGT
| IST | SGT |
|---|---|
| 12am (midnight) | 2:30 am |
| 1am | 3:30 am |
| 2am | 4:30 am |
| 3am | 5:30 am |
| 4am | 6:30 am |
| 5am | 7:30 am |
| 6am | 8:30 am |
| 7am | 9:30 am |
| 8am | 10:30 am |
| 9am | 11:30 am |
| 10am | 12:30 pm |
| 11am | 1:30 pm |
| 12pm (noon) | 2:30 pm |
| 1pm | 3:30 pm |
| 2pm | 4:30 pm |
| 3pm | 5:30 pm |
| 4pm | 6:30 pm |
| 5pm | 7:30 pm |
| 6pm | 8:30 pm |
| 7pm | 9:30 pm |
| 8pm | 10:30 pm |
| 9pm | 11:30 pm |
| 10pm | 12:30 am |
| 11pm | 1:30 am |
| 00:00 | 02:30 |
| 01:00 | 03:30 |
| 02:00 | 04:30 |
| 03:00 | 05:30 |
| 04:00 | 06:30 |
| 05:00 | 07:30 |
| 06:00 | 08:30 |
| 07:00 | 09:30 |
| 08:00 | 10:30 |
| 09:00 | 11:30 |
| 10:00 | 12:30 |
| 11:00 | 13:30 |
| 12:00 | 14:30 |
| 13:00 | 15:30 |
| 14:00 | 16:30 |
| 15:00 | 17:30 |
| 16:00 | 18:30 |
| 17:00 | 19:30 |
| 18:00 | 20:30 |
| 19:00 | 21:30 |
| 20:00 | 22:30 |
| 21:00 | 23:30 |
| 22:00 | 00:30 |
| 23:00 | 01:30 |
India Standard Time
Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia
Countries using this time zone: India
Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bangalore, Kolkata, Chennai.
Daylight Saving: Clocks in India Standard Time (IST) do not change for daylight saving time, so IST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

IST representations, usage and related time zones
- +0530 - basic
- +05:30 - extended
- +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates an offset of five hours and thirty minutes to the east of the zero meridian.
- Asia/Calcutta
- Asia/Kolkata
- India Standard Time - UTC +5:30
- Irish Standard Time - UTC +1
- Israel Standard Time - UTC +2
Singapore Time
Offset: SGT is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia
Countries using this time zone: Singapore
Principal Cities: The largest city in the SGT time zone is Singapore in Singapore, with about 3.548 million people.
Daylight Saving: Clocks in Singapore Time (SGT) do not change for daylight saving time, so SGT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

SGT representations, usage and related time zones
- +08 - basic short
- +0800 - basic
- +08:00 - extended
- +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the east of the zero meridian.
- Hotel - Military abbreviation for SGT
- H - short form of 'Hotel'
- ACT - ASEAN Common Time
- AWST - Australian Western Standard Time
- BNT - Brunei Darussalam Time
- CAST - Casey Time
- CHOT - Choibalsan Time
- CST - China Standard Time
- H - Hotel Time Zone
- HKT - Hong Kong Time
- HOVST - Hovd Summer Time
- IRKT - Irkutsk Time
- KRAST - Krasnoyarsk Summer Time
- MYT - Malaysia Time
- PHT - Philippine Time
- SGT - Singapore Time
- ULAT - Ulaanbaatar Time
- WITA - Central Indonesian Time
