KST to CST to BRT to IST to EST (2024)

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KST

Korea Standard Time

GMT +9

CDT/CST

CST automatically adjusted to CDT time zone, that is in use

BRT

Brasília time

GMT -3

IST

India Standard Time

GMT +5:30

EDT/EST

Eastern Daylight Time

EST automatically adjusted to EDT time zone, that is in use

Time Difference

Korea Standard Time is 14 hours ahead of Central Daylight Time and 12 hours ahead of Brasília time and 3 hours and 30 minutes ahead of India Standard Time and 13 hours ahead of Eastern Daylight Time
11:30 pm23:30 in KST is 9:30 am09:30 in CDT and is 11:30 am11:30 in BRT and is 8:00 pm20:00 in IST and is 10:30 am10:30 in EDT

KST to CST call time
Best time for a conference call or a meeting is between 8:30pm-10:30pm in KST which corresponds to 5:30am-7:30am in CST
KST to BRT call time
Best time for a conference call or a meeting is between 7pm-9pm in KST which corresponds to 7am-9am in BRT
KST to IST call time
Best time for a conference call or a meeting is between 11:30am-6pm in KST which corresponds to 8am-2:30pm in IST
KST to EST call time
Best time for a conference call or a meeting is between 8pm-10pm in KST which corresponds to 6am-8am in EST

11:30 pm23:30 Korea Standard Time (KST). Offset UTC +9:00 hours
9:30 am09:30 Central Daylight Time (CDT). Offset UTC -5:00 hours
11:30 am11:30 Brasília time (BRT). Offset UTC -3:00 hours
8:00 pm20:00 India Standard Time (IST). Offset UTC +5:30 hours
10:30 am10:30 Eastern Daylight Time (EDT). Offset UTC -4:00 hours

11:30 pm23:30 KST / 9:30 am09:30 CDT / 11:30 am11:30 BRT / 8:00 pm20:00 IST / 10:30 am10:30 EDT

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

Korea Standard Time

Offset: KST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries: It is used in following countries: Korea (North), Korea (South)

Principal Cities: The largest city in the KST timezone is Seoul from South Korea with population about 10.349 million people. Other major cities in the area are Busan, Pyongyang, Incheon, Daegu

Daylight Saving: Korea Standard Time (KST) is not adjusted for daylight saving therefore KST 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, Korea Standard Time remains the same

KST to CST to BRT to IST to EST (2)

KST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data

  • +09 - basic short
  • +0900 - basic
  • +09:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers

  • +0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates nine 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

  • India - Military abbreviation for KST
  • I - short form of 'India'

IANA/Olson: Reflects KST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems

  • Asia/Pyongyang
  • Asia/Seoul
  • ROK

KST Abbreviation: Several time zones share KST abbreviation and it could refer to these time zones

  • Korea Standard Time - UTC +9
  • Pyongyang Time - UTC +8:30

Time zones with the GMT +9 offset:

  • AWDT - Australian Western Daylight Time
  • CHOST - Choibalsan Summer Time
  • I - India Time Zone
  • IRKST - Irkutsk Summer Time
  • JST - Japan Standard Time
  • KST - Korea Standard Time
  • PWT - Palau Time
  • TLT - East Timor Time
  • ULAST - Ulaanbaatar Summer Time
  • WIT - Eastern Indonesian Time
  • YAKT - Yakutsk Time

Central Standard Time

Offset: CST is 6 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Belize, Canada, Costa Rica, Guatemala, Honduras, Mexico, Nicaragua, El Salvador, United States

Principal Cities: The largest city in the CST timezone is Mexico City from Mexico with population about 12.294 million people. Other major cities in the area are Chicago, Houston, Iztapalapa, Ecatepec

French: HNC - Heure Normale du Centre

Spanish: CT - Tiempo Central Estándar, CT - Zona Centro

KST to CST to BRT to IST to EST (3)

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Central Daylight Time (CDT).

KST to CST to BRT to IST to EST (4)End: Central Standard Time (CST) has ended on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.

KST to CST to BRT to IST to EST (5)Start: Central Standard Time (CST) starts on Sunday, November 3, 2024 at 2:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am. Standard time starts annually the on first Sunday of November.

CST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data

  • -06 - basic short
  • -0600 - basic
  • -06:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers

  • -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates six hour and zero minutes time differences to the west of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others

  • Sierra - Military abbreviation for CST
  • S - short form of 'Sierra'

IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems

  • America/Bahia_Banderas
  • America/Belize
  • America/Chicago
  • America/Chihuahua
  • America/Costa_Rica
  • America/El_Salvador
  • America/Guatemala
  • America/Indiana/Knox
  • America/Indiana/Tell_City
  • America/Knox_IN
  • America/Managua
  • America/Matamoros
  • America/Menominee
  • America/Merida
  • America/Mexico_City
  • America/Monterrey
  • America/North_Dakota/Beulah
  • America/North_Dakota/Center
  • America/North_Dakota/New_Salem
  • America/Ojinaga
  • America/Rainy_River
  • America/Rankin_Inlet
  • America/Regina
  • America/Resolute
  • America/Swift_Current
  • America/Tegucigalpa
  • America/Winnipeg
  • CST6CDT
  • Canada/Central
  • Canada/Saskatchewan
  • Mexico/General
  • US/Central
  • US/Indiana-Starke

CST Abbreviation: Several time zones share CST abbreviation and it could refer to these time zones

  • Central Standard Time - UTC -6
  • China Standard Time - UTC +8
  • Cuba Standard Time - UTC -5
  • Colombia Standard Time - UTC -5

Time zones with the GMT -6 offset:

  • CST - Central Standard Time
  • CT - Central Time
  • MDT - Mountain Daylight Time
  • EAST - Easter Island Standard Time
  • GALT - Galapagos Time
  • S - Sierra Time Zone

Brasília time

Offset: BRT is 3 hours behind Greenwich Mean Time (GMT) and is used in South America

KST to CST to BRT to IST to EST (6)

BRT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data

  • -03 - basic short
  • -0300 - basic
  • -03:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers

  • -0300 - sign character (-) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates three hour and zero minutes time differences to the west of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others

  • Papa - Military abbreviation for BRT
  • P - short form of 'Papa'

Time zones with the GMT -3 offset:

  • ADT - Atlantic Daylight Time
  • PMT - Pierre & Miquelon Standard Time
  • PMST - Pierre & Miquelon Standard Time
  • WGT - West Greenland Time
  • AMST - Amazon Summer Time
  • ART - Argentina Time
  • BRT - Brasília time
  • CLST - Chile Summer Time
  • FKST - Falkland Islands Summer Time
  • GFT - French Guiana Time
  • P - Papa Time Zone
  • PYST - Paraguay Summer Time
  • SRT - Suriname Time
  • UYT - Uruguay 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

KST to CST to BRT to IST to EST (7)

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

Eastern Standard Time

Offset: EST is 5 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States

Principal Cities: The largest city in the EST timezone is New York City from USA with population about 8.175 million people. Other major cities in the area are Toronto, Montreal, Brooklyn, Borough of Queens

French: HNE - Heure Normale de l'Est

Spanish: ET - Tiempo del Este, ET - Zona Sureste

KST to CST to BRT to IST to EST (8)

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Eastern Daylight Time (EDT).

KST to CST to BRT to IST to EST (9)End: Eastern Standard Time (EST) has ended on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.

KST to CST to BRT to IST to EST (10)Start: Eastern Standard Time (EST) starts on Sunday, November 3, 2024 at 2:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am. Standard time starts annually the on first Sunday of November.

EST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data

  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers

  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates five hour and zero minutes time differences to the west of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others

  • Romeo - Military abbreviation for EST
  • R - short form of 'Romeo'

IANA/Olson: Reflects EST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems

  • America/Atikokan
  • America/Cancun
  • America/Cayman
  • America/Coral_Harbour
  • America/Detroit
  • America/Fort_Wayne
  • America/Grand_Turk
  • America/Indiana/Indianapolis
  • America/Indiana/Marengo
  • America/Indiana/Petersburg
  • America/Indiana/Vevay
  • America/Indiana/Vincennes
  • America/Indiana/Winamac
  • America/Indianapolis
  • America/Iqaluit
  • America/Jamaica
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Panama
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST
  • EST5EDT
  • Jamaica
  • US/East-Indiana
  • US/Eastern
  • US/Michigan

Time zones with the GMT -5 offset:

  • 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

EST to IST GMT to EST PST to EST EST to GMT PST to GMT

KST to CST to BRT to IST to EST (2024)

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