IST to WST Pacific
Quick answers
IST is 7 hours and 30 minutes behind WST. IST uses GMT +5:30, and WST uses GMT +13 for this comparison.
For example, 5:30 pm IST is 1:00 am WST. Use the converter above to adjust the date or time and create a shareable meeting link.
Best meeting overlap: 9am-9:30am IST, which is 4:30pm-5pm WST.
Compare IST time with WST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
India Standard Time is 7 hours and 30 minutes behind West Samoa Time
5:30 pm17:30 in IST is 1:00 am01:00 in WST
IST to WST call time
Best time for a conference call or a meeting is between 9am-9:30am in IST which corresponds to 4:30pm-5pm in WST
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
1:00 am01:00 West Samoa Time (WST). Offset UTC +13:00 hours
5:30 pm17:30 IST / 1:00 am01:00 WST
| IST | WST |
|---|---|
| 12am (midnight) | 7:30 am |
| 1am | 8:30 am |
| 2am | 9:30 am |
| 3am | 10:30 am |
| 4am | 11:30 am |
| 5am | 12:30 pm |
| 6am | 1:30 pm |
| 7am | 2:30 pm |
| 8am | 3:30 pm |
| 9am | 4:30 pm |
| 10am | 5:30 pm |
| 11am | 6:30 pm |
| 12pm (noon) | 7:30 pm |
| 1pm | 8:30 pm |
| 2pm | 9:30 pm |
| 3pm | 10:30 pm |
| 4pm | 11:30 pm |
| 5pm | 12:30 am |
| 6pm | 1:30 am |
| 7pm | 2:30 am |
| 8pm | 3:30 am |
| 9pm | 4:30 am |
| 10pm | 5:30 am |
| 11pm | 6:30 am |
| 00:00 | 07:30 |
| 01:00 | 08:30 |
| 02:00 | 09:30 |
| 03:00 | 10:30 |
| 04:00 | 11:30 |
| 05:00 | 12:30 |
| 06:00 | 13:30 |
| 07:00 | 14:30 |
| 08:00 | 15:30 |
| 09:00 | 16:30 |
| 10:00 | 17:30 |
| 11:00 | 18:30 |
| 12:00 | 19:30 |
| 13:00 | 20:30 |
| 14:00 | 21:30 |
| 15:00 | 22:30 |
| 16:00 | 23:30 |
| 17:00 | 00:30 |
| 18:00 | 01:30 |
| 19:00 | 02:30 |
| 20:00 | 03:30 |
| 21:00 | 04:30 |
| 22:00 | 05:30 |
| 23:00 | 06:30 |
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
West Samoa Time
Offset: WST is 13 hours ahead Greenwich Mean Time (GMT) and is used in Pacific
Countries using this time zone: Samoa (western)
Principal Cities: The largest city in the WST time zone is Apia in Samoa, with about 40,407 people.
Daylight Saving: Clocks in West Samoa Time (WST) do not change for daylight saving time, so WST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.
WST representations, usage and related time zones
- +13 - basic short
- +1300 - basic
- +13:00 - extended
- +1300 - sign character (+) followed by a four digit time providing hours (13) and minutes (00) of the offset. Indicates an offset of thirteen hours to the east of the zero meridian.
- Western Sahara Summer Time - UTC +1
- West Samoa Time - UTC +13
- FJST - Fiji Summer Time
- NZDT - New Zealand Daylight Time
- PHOT - Phoenix Island Time
- TKT - Tokelau Time
- TOT - Tonga Time
- WST - West Samoa Time
- WSST - West Samoa Standard Time
