EST to JST to CST to CDT
Time Difference
Eastern Standard Time is 14 hours behind Japan Standard Time and 1 hour ahead of Central Standard Time and 1 hour ahead of Central Standard Time
1:30 pm13:30 in EST is 3:30 am03:30 in JST and is 12:30 pm12:30 in CST and is 12:30 pm12:30 in CST
EST to JST call time
Best time for a conference call or a meeting is between 6am-8am in EST which corresponds to 8pm-10pm in JST
EST to CST call time
Best time for a conference call or a meeting is between 9am-6pm in EST which corresponds to 8am-5pm in CST
EST to CDT call time
Best time for a conference call or a meeting is between 8am-6pm in EST which corresponds to 8am-6pm in CDT
1:30 pm13:30 Eastern Standard Time (EST). Offset UTC -5:00 hours
3:30 am03:30 Japan Standard Time (JST). Offset UTC +9:00 hours
12:30 pm12:30 Central Standard Time (CST). Offset UTC -6:00 hours
12:30 pm12:30 Central Standard Time (CST). Offset UTC -6:00 hours
1:30 pm13:30 EST / 3:30 am03:30 JST / 12:30 pm12:30 CST / 12:30 pm12:30 CST
| EST | JST | CST | CST |
|---|---|---|---|
| 12am (midnight) | 2pm | 11pm | 11pm |
| 1am | 3pm | 12am (midnight) | 12am (midnight) |
| 2am | 4pm | 1am | 1am |
| 3am | 5pm | 2am | 2am |
| 4am | 6pm | 3am | 3am |
| 5am | 7pm | 4am | 4am |
| 6am | 8pm | 5am | 5am |
| 7am | 9pm | 6am | 6am |
| 8am | 10pm | 7am | 7am |
| 9am | 11pm | 8am | 8am |
| 10am | 12am (midnight) | 9am | 9am |
| 11am | 1am | 10am | 10am |
| 12pm (noon) | 2am | 11am | 11am |
| 1pm | 3am | 12pm (noon) | 12pm (noon) |
| 2pm | 4am | 1pm | 1pm |
| 3pm | 5am | 2pm | 2pm |
| 4pm | 6am | 3pm | 3pm |
| 5pm | 7am | 4pm | 4pm |
| 6pm | 8am | 5pm | 5pm |
| 7pm | 9am | 6pm | 6pm |
| 8pm | 10am | 7pm | 7pm |
| 9pm | 11am | 8pm | 8pm |
| 10pm | 12pm (noon) | 9pm | 9pm |
| 11pm | 1pm | 10pm | 10pm |
| 0:00 | 14:00 | 23:00 | 23:00 |
| 1:00 | 15:00 | 0:00 | 0:00 |
| 2:00 | 16:00 | 1:00 | 1:00 |
| 3:00 | 17:00 | 2:00 | 2:00 |
| 4:00 | 18:00 | 3:00 | 3:00 |
| 5:00 | 19:00 | 4:00 | 4:00 |
| 6:00 | 20:00 | 5:00 | 5:00 |
| 7:00 | 21:00 | 6:00 | 6:00 |
| 8:00 | 22:00 | 7:00 | 7:00 |
| 9:00 | 23:00 | 8:00 | 8:00 |
| 10:00 | 0:00 | 9:00 | 9:00 |
| 11:00 | 1:00 | 10:00 | 10:00 |
| 12:00 | 2:00 | 11:00 | 11:00 |
| 13:00 | 3:00 | 12:00 | 12:00 |
| 14:00 | 4:00 | 13:00 | 13:00 |
| 15:00 | 5:00 | 14:00 | 14:00 |
| 16:00 | 6:00 | 15:00 | 15:00 |
| 17:00 | 7:00 | 16:00 | 16:00 |
| 18:00 | 8:00 | 17:00 | 17:00 |
| 19:00 | 9:00 | 18:00 | 18:00 |
| 20:00 | 10:00 | 19:00 | 19:00 |
| 21:00 | 11:00 | 20:00 | 20:00 |
| 22:00 | 12:00 | 21:00 | 21:00 |
| 23:00 | 13:00 | 22:00 | 22:00 |
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
Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Eastern Daylight Time (EDT).
Start: Eastern Standard Time (EST) started on Sunday, November 2, 2025 at 2:00 am local time and clocks were set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.
End: Eastern Standard Time (EST) ends on Sunday, March 8, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, March 8, 2026, 3:00 am local daylight time instead. Standard time starts annually the on second Sunday of March.
EST representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -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.
- Romeo - Military abbreviation for EST
- R - short form of 'Romeo'
- 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
- 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
Japan Standard Time
Offset: JST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia
Countries: It is used in following countries: Japan
Principal Cities: The largest city in the JST timezone is Tokyo from Japan with population about 8.337 million people. Other major cities in the area are Yokohama, Osaka shi, Nagoya shi, Sapporo
Daylight Saving: Japan Standard Time (JST) is not adjusted for daylight saving therefore JST 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, Japan Standard Time remains the same
JST representations, usage and related time zones
- +09 - basic short
- +0900 - basic
- +09:00 - extended
- +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.
- India - Military abbreviation for JST
- I - short form of 'India'
- Asia/Tokyo
- Japan
- 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
Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Central Daylight Time (CDT).
Start: Central Standard Time (CST) started on Sunday, November 2, 2025 at 2:00 am local time and clocks were set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.
End: Central Standard Time (CST) ends on Sunday, March 8, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, March 8, 2026, 3:00 am local daylight time instead. Standard time starts annually the on second Sunday of March.
CST representations, usage and related time zones
- -06 - basic short
- -0600 - basic
- -06:00 - extended
- -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.
- Sierra - Military abbreviation for CST
- S - short form of 'Sierra'
- 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
- Central Standard Time - UTC -6
- China Standard Time - UTC +8
- Cuba Standard Time - UTC -5
- Colombia Standard Time - UTC -5
- CST - Central Standard Time
- CT - Central Time
- MDT - Mountain Daylight Time
- EAST - Easter Island Standard Time
- GALT - Galapagos Time
- S - Sierra Time Zone
Central Daylight Time
Offset: CDT is 5 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Canada, Cuba, Mexico, United States
Principal Cities: The largest city in the CDT timezone is Chicago from USA with population about 2.696 million people. Other major cities in the area are Havana, Houston, Ciudad Juarez, San Antonio
French: HAC - Heure Avancée du Centre
Spanish: CT - Zona Centro
Daylight Saving: Central Daylight Time (CDT) is a daylight saving/summer time zone, however during winter some places adjust time for one hour back and observe Central Standard Time (CST).
End: Central Daylight Time (CDT) has ended on Sunday, November 2, 2025 at 2:00 am local time and clocks were set one hour back to Sunday, November 2, 2025, 1:00 am local standard time instead. Daylight saving ends annually the on first Sunday of November
Start: Central Daylight Time (CDT) starts on Sunday, March 8, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, March 8, 2026, 3:00 am. Daylight saving starts annually the on second Sunday of March
CDT representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -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.
- Romeo - Military abbreviation for CDT
- R - short form of 'Romeo'
- America/Chicago
- America/Indiana/Knox
- America/Indiana/Tell_City
- America/Knox_IN
- America/Matamoros
- America/Menominee
- America/North_Dakota/Beulah
- America/North_Dakota/Center
- America/North_Dakota/New_Salem
- America/Ojinaga
- America/Rainy_River
- America/Rankin_Inlet
- America/Resolute
- America/Winnipeg
- CST6CDT
- Canada/Central
- US/Central
- US/Indiana-Starke
- Central Daylight Time - UTC -5
- Cuba Daylight Time - UTC -4
- 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