KST
Korea Standard Time
GMT +9
WAT
West Africa Time
GMT +1
GMT
GMT+03:00
GMT +3
EDT/EST
Eastern Daylight Time
GMT -4
EST automatically adjusted to EDT time zone, that is in use
United Kingdom
BST

Time Difference

Korea Standard Time is 8 hours ahead of West Africa Time and 6 hours ahead of GMT+03:00 and 13 hours ahead of Eastern Daylight Time and 8 hours ahead of BST (British Summer Time)
5:30 am05:30 in KST is 9:30 pm21:30 in WAT and is 11:30 pm23:30 in GMT and is 4:30 pm16:30 in EDT and is 9:30 pm21:30 in London, United Kingdom

KST to WAT call time
Best time for a conference call or a meeting is between 4pm-6pm in KST which corresponds to 8am-10am in WAT
KST to GMT call time
Best time for a conference call or a meeting is between 2pm-6pm in KST which corresponds to 8am-12pm in GMT
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
KST to London call time
Best time for a conference call or a meeting is between 4pm-6pm in KST which corresponds to 8am-10am in London

5:30 am05:30 Korea Standard Time (KST). Offset UTC +9:00 hours
9:30 pm21:30 West Africa Time (WAT). Offset UTC +1:00 hour
11:30 pm23:30 GMT+03:00 (GMT). Offset UTC +3:00 hours
4:30 pm16:30 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
9:30 pm21:30 BST (British Summer Time) (London, United Kingdom). Offset UTC +1:00 hour

5:30 am05:30 KST / 9:30 pm21:30 WAT / 11:30 pm23:30 GMT / 4:30 pm16:30 EDT / 9:30 pm21:30 London, United Kingdom

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

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 Time Zone Geo Map
KST timezone map

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

West Africa Time

Offset: WAT is 1 hour ahead Greenwich Mean Time (GMT) and is used in Africa

Countries: It is used in following countries: Angola, Benin, Congo (Dem. Rep.), Central African Rep., Congo (Rep.), Cameroon, Gabon, Equatorial Guinea, Niger, Nigeria, Chad

Principal Cities: The largest city in the WAT timezone is Lagos from Nigeria with population about 9 million people. Other major cities in the area are Kinshasa, Kano, Ibadan, Luanda

Daylight Saving: West Africa Time (WAT) is not adjusted for daylight saving therefore WAT 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, West Africa Time remains the same

WAT Time Zone Geo Map
WAT timezone map

WAT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +01 - basic short
  • +0100 - basic
  • +01:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates one 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
  • Alpha - Military abbreviation for WAT
  • A - short form of 'Alpha'
IANA/Olson: Reflects WAT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Bangui
  • Africa/Brazzaville
  • Africa/Douala
  • Africa/Kinshasa
  • Africa/Lagos
  • Africa/Libreville
  • Africa/Luanda
  • Africa/Malabo
  • Africa/Ndjamena
  • Africa/Niamey
  • Africa/Porto-Novo
Time zones with the GMT +1 offset:
  • BST - British Summer Time
  • CET - Central European Time
  • IST - Irish Standard Time
  • WEST - Western European Summer Time
  • A - Alpha Time Zone
  • CET - Central European Time
  • MEZ - Mitteleuropäische Zeit
  • WAT - West Africa Time
  • WST - Western Sahara Summer Time
  • BMT - Biel Mean Time

GMT+03:00

Offset: GMT is 3 hours ahead Greenwich Mean Time (GMT) and is used in Europe

GMT 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 east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Charlie - Military abbreviation for GMT
  • C - short form of 'Charlie'
GMT Abbreviation: Several time zones share GMT abbreviation and it could refer to these time zones
  • Greenwich Mean Time - UTC +0
  • GMT+03:00 - UTC +3
  • GMT+06:00 - UTC +6
  • GMT - UTC +0
  • GMT+11:00 - UTC +11
Time zones with the GMT +3 offset:
  • EEST - Eastern European Summer Time
  • MSK - Moscow Standard Time
  • AST - Arabia Standard Time
  • C - Charlie Time Zone
  • EAT - Eastern Africa Time
  • FET - Further Eastern European Time
  • IDT - Israel Daylight Time
  • TRT - Turkey Time

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

EST Time Zone Geo Map
EST 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 Eastern Daylight Time (EDT).

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: 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.

Daylight saving time clock moves back for one hour from 2am to 1amStart: 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

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