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

Time Difference

South Africa Standard Time is 3 hours and 30 minutes behind India Standard Time and 1 hour ahead of BST (British Summer Time) and 3 hours and 30 minutes behind IST (India Standard Time)
4:00 pm16:00 in SAST is 7:30 pm19:30 in IST and is 3:00 pm15:00 in London, United Kingdom and is 7:30 pm19:30 in Mumbai, India

SAST to IST call time
Best time for a conference call or a meeting is between 8am-2:30pm in SAST which corresponds to 11:30am-6pm in IST
SAST to London call time
Best time for a conference call or a meeting is between 9am-6pm in SAST which corresponds to 8am-5pm in London
SAST to Mumbai call time
Best time for a conference call or a meeting is between 8am-2:30pm in SAST which corresponds to 11:30am-6pm in Mumbai

4:00 pm16:00 South Africa Standard Time (SAST). Offset UTC +2:00 hours
7:30 pm19:30 India Standard Time (IST). Offset UTC +5:30 hours
3:00 pm15:00 BST (British Summer Time) (London, United Kingdom). Offset UTC +1:00 hour
7:30 pm19:30 IST (India Standard Time) (Mumbai, India). Offset UTC +5:30 hours

4:00 pm16:00 SAST / 7:30 pm19:30 IST / 3:00 pm15:00 London, United Kingdom / 7:30 pm19:30 Mumbai, India

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

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 - Mitteleuropäische Sommerzeit
  • B - Bravo Time Zone
  • CAT - Central Africa Time
  • IST - Israel Standard Time
  • SAST - South Africa Standard Time
  • WAST - West Africa Summer Time

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
  • Iran Standard Time - UTC +3:30

London Information

Time Zone

Abbreviation / Name
BST - British Summer Time
UTC / GMT Offset
+1:00 hour during British Summer Time, currently in use.

London Facts

Country
United Kingdom
Alternative Names
ILondon, LON, Lakana, Landan, Landen, Ljondan, Llundain, Lodoni, Londain, Londan, Londar, Londe, Londen, Londin, Londinium, Londino, Londn, London, London osh, Londona, Londonas, Londoni, Londono, Londons, Londonu, Londra, Londres, Londrez, Londri, Londro, Londye, Londyn, Londýn, Lonn, Lontoo, Loundres, Luan GJon, Lun-tun, Lunden, Lundra, Lundun, Lundunir, Lundúnir, Lung-dung, Lunnainn, Lunnin, Lunnon, Luân Đôn, Lùn-tûn, Lùng-dŭng, Lûn-tun, Lākana, Lůndůn, Lọndọnu, Ranana, Rānana, ilantan, ladana, landan, landana, leondeon, lndn, london, londoni, lun dui, lun dun, lwndwn, lxndxn, rondon, Łondra, Λονδίνο, Лондан, Лондон, Лондон ош, Лондонъ, Лёндан, Լոնդոն, לאנדאן, לונדון, لأندأن, لندن, لوندون, لەندەن, ܠܘܢܕܘܢ, लंडन, लंदन, लण्डन, लन्डन्, लन्दन, লন্ডন, ਲੰਡਨ, લંડન, ଲଣ୍ଡନ, இலண்டன், లండన్, ಲಂಡನ್, ലണ്ടൻ, ලන්ඩන්, ลอนดอน, ລອນດອນ, ལོན་ཊོན།, လန်ဒန်မြို့, ლონდონი, ለንደን, ᎫᎴ ᏗᏍᎪᏂᎯᏱ, ロンドン, 伦敦, 倫敦, 런던
Population
7,556,900
Currency
Pound (GBP)
Geographic Coordinates
51° 30' N Latitude / 0° 07' W Longitude
International Dialing Code
+44

Mumbai Information

Time Zone

Abbreviation / Name
IST - India Standard Time
UTC / GMT Offset
+5:30 hours during India Standard Time, currently in use.

Mumbai Facts

Country
India
Alternative Names
Asumumbay, BOM, Bombai, Bombaim, Bombaj, Bombay, Bombaya, Bombej, Bombejus, Bombėjus, Bumbaj, Bůmbaj, Dakbayan sa Bombay, Lungsod ng Mumbai, Moembaai, Mumbai, Mumbai - मुम़बई, Mumbaj, Mumbaja, Mumbajo, Mumbajus, Mumbay, Mumbaî, Numbai, Vomvai, bamba'i, bmbyy, bwmbay, gretara mumba'i, meng mai, mmbay, mmbyy, mu0bai, muba'i, mum bi, mumba'i, mumbai, mumpai, munbai, mwmbay, mwmbyy, mymbais, pullapa mumba'i, Βομβάη, Бомбай, Бомбей, Мумбаи, Мумбай, Мумбаі, Мумбаї, Мумбај, Մումբայ, מומבאי, מומביי, بمبئی, بومباي, بَمبَے, ممبئي, ممبئی, ممبای, مومباى, مومباي, مومبای, މުންބާއީ, ग्रेटर मुम्बई, बम्बई, मुंबई, मुम्बई, পুল্লাপ মুম্বাই, মুম্বই, মুম্বাই, ਮੁੰਬਈ, મુંબઈ, ମୁମ୍ବାଇ, மும்பை, ముంబై, ಮುಂಬೈ, ಮು೦ಬೈ, മുംബൈ, มุมไบ, འབོམ་སྦེ, မွမ်ဘိုင်းမြို့, მუმბაი, ムンバイ, 孟买, 뭄바이
Population
12,691,836
Currency
Rupee (INR)
Geographic Coordinates
19° 04' N Latitude / 72° 52' E Longitude
International Dialing Code
+91