IST
India Standard Time
GMT +5:30
SAST
South Africa Standard Time
GMT +2

Time Difference

India Standard Time is 3 hours and 30 minutes ahead of South Africa Standard Time
8:00 pm20:00 in IST is 4:30 pm16:30 in SAST

IST to SAST call time
Best time for a conference call or a meeting is between 11:30am-6pm in IST which corresponds to 8am-2:30pm in SAST

8:00 pm20:00 India Standard Time (IST). Offset UTC +5:30 hours
4:30 pm16:30 South Africa Standard Time (SAST). Offset UTC +2:00 hours

8:00 pm20:00 IST / 4:30 pm16:30 SAST

IST SAST
12am (midnight) 8:30 pm
1am 9:30 pm
2am 10:30 pm
3am 11:30 pm
4am 12:30 am
5am 1:30 am
6am 2:30 am
7am 3:30 am
8am 4:30 am
9am 5:30 am
10am 6:30 am
11am 7:30 am
12pm (noon) 8:30 am
1pm 9:30 am
2pm 10:30 am
3pm 11:30 am
4pm 12:30 pm
5pm 1:30 pm
6pm 2:30 pm
7pm 3:30 pm
8pm 4:30 pm
9pm 5:30 pm
10pm 6:30 pm
11pm 7:30 pm
0:00 20:30
1:00 21:30
2:00 22:30
3:00 23:30
4:00 0:30
5:00 1:30
6:00 2:30
7:00 3:30
8:00 4:30
9:00 5:30
10:00 6:30
11:00 7:30
12:00 8:30
13:00 9:30
14:00 10:30
15:00 11:30
16:00 12:30
17:00 13:30
18:00 14:30
19:00 15:30
20:00 16:30
21:00 17:30
22:00 18:30
23:00 19:30

India Standard Time

Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia

Countries: It is used in following countries: India

Principal Cities: The largest city in the IST timezone is Mumbai from India with population about 12.692 million people. Other major cities in the area are Delhi, Bangalore, Kolkata, Chennai

Daylight Saving: India Standard Time (IST) is not adjusted for daylight saving therefore IST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, India Standard Time remains the same

IST Time Zone Geo Map
IST timezone map

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0530 - basic
  • +05:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates five hour and thirty minutes time differences to the east of the zero meridian.
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Calcutta
  • Asia/Kolkata
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
  • India Standard Time - UTC +5:30
  • Irish Standard Time - UTC +1
  • Israel Standard Time - UTC +2

South Africa Standard Time

Offset: SAST is 2 hours ahead Greenwich Mean Time (GMT) and is used in Africa

Countries: It is used in following countries: Lesotho, Eswatini (Swaziland), South Africa

Principal Cities: The largest city in the SAST timezone is Cape Town from South Africa with population about 3.433 million people. Other major cities in the area are Durban, Johannesburg, Soweto, Pretoria

Daylight Saving: South Africa Standard Time (SAST) is not adjusted for daylight saving therefore SAST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, South Africa Standard Time remains the same

SAST Time Zone Geo Map
SAST timezone map

SAST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +02 - basic short
  • +0200 - basic
  • +02:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0200 - sign character (+) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates two hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Bravo - Military abbreviation for SAST
  • B - short form of 'Bravo'
IANA/Olson: Reflects SAST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Johannesburg
  • Africa/Maseru
  • Africa/Mbabane
Time zones with the GMT +2 offset:
  • CEST - Central European Summer Time
  • EET - Eastern European Time
  • MESZ - Mitteleurop√ɬ§ische Sommerzeit
  • B - Bravo Time Zone
  • CAT - Central Africa Time
  • IST - Israel Standard Time
  • SAST - South Africa Standard Time
  • WAST - West Africa Summer Time