United Kingdom
BST
China
CST
CDT/CST
Central Daylight Time
GMT -5
CST automatically adjusted to CDT time zone, that is in use

Time Difference

BST (British Summer Time) is 7 hours behind CST (China Standard Time) and 6 hours ahead of Central Daylight Time
9:00 pm21:00 in London, United Kingdom is 4:00 am04:00 in Beijing, China and is 3:00 pm15:00 in CDT

London to Beijing call time
Best time for a conference call or a meeting is between 8am-11am in London which corresponds to 3pm-6pm in Beijing
London to CST call time
Best time for a conference call or a meeting is between 3pm-6pm in London which corresponds to 8am-11am in CST

9:00 pm21:00 BST (British Summer Time) (London, United Kingdom). Offset UTC +1:00 hour
4:00 am04:00 CST (China Standard Time) (Beijing, China). Offset UTC +8:00 hours
3:00 pm15:00 Central Daylight Time (CDT). Offset UTC -5:00 hours

9:00 pm21:00 London, United Kingdom / 4:00 am04:00 Beijing, China / 3:00 pm15:00 CDT

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

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

Beijing Information

Time Zone

Abbreviation / Name
CST - China Standard Time
UTC / GMT Offset
+8:00 hours during China Standard Time, currently in use.

Beijing Facts

Country
China
Alternative Names
BJS, Bac Kinh, Baek-ging, Baekging, Behehzhin, Beijing, Beijing Shi, Beising, Beixin, Beixín, Bejdzing, Bejdżing, Bejing, Beyjing, Beȝcinȝ, Báe̤k-gĭng, Béising, Bắc Kinh, Pechin, Pechino, Pechinu, Pechinum, Pecinum, Pei-ching, Pei-ching-shih, Pei-p'ing, Pei-p'ing-shih, Peken, Pekin, Pekin', Pekina, Pekinas, Peking, Pekini, Pekino, Pekín, Pekîn, Peping, Pequim, Pequin, Pequín, Pet-kin, Pet-kîn, Peycing, Pikkin, Pèquin, Pékin, Péqùin, Péycing, be'ijim, be'ijina, be'ijinga, bei jing, bei jing shi, beidjin, beijing, bijiga, bijing, bijinga, bkyn, buggyeong, byjng, bykyn, byyg'yng, byyzsyng, pakking, peyjin, pkn, Πεκίνο, Бейжің, Бээжин, Бәәҗң балһсн, Пекин, Пекинг, Пекін, Пекінґ, Պեկին, בייג'ינג, בייזשינג, بكين, بيكين, بیجنگ, بېجینګ, بېيجىڭ, بېيجىڭ شەھىرى, پکن, پێکەن, ބީޖިންގ, बीजिंग, बेइजिङ, বেইজিং, ਬੀਜਿੰਗ, બેઇજિંગ, பெய்ஜிங், బీజింగ్, ಬೀಜಿಂಗ್, ബെയ്‌ജിങ്ങ്‌, බෙයිජිං, ปักกิ่ง, པེ་ཅིང་གྲོང་ཁྱེར།, ပေကျင်းမြို့, პეკინი, ቤዪጂንግ, ប៉េកាំង, 北京, 北京市, 베이징, 북경
Population
11,716,620
Currency
Yuan Renminbi (CNY)
Geographic Coordinates
39° 54' N Latitude / 116° 23' E Longitude
International Dialing Code
+86

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

CST Time Zone Geo Map
CST timezone map

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).

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Central Standard Time (CST) has ended on Sunday, March 9, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, March 9, 2025, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.

Daylight saving time clock moves back for one hour from 2am to 1amStart: Central Standard Time (CST) starts on Sunday, November 2, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, November 2, 2025, 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