BST to EST to PST to AEST to CET Time Converter
Eastern Australia is on daylight saving time: AEDT (UTC+11) until Sun, Apr 4, 2027.
Queensland stays on AEST (UTC+10).
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12:00 pm12:00 GMT (UTC+0), Nov 8, 2026 = 7:00 am07:00 EST (UTC-5), Nov 8, 2026 = 4:00 am04:00 PST (UTC-8), Nov 8, 2026 = 10:00 pm22:00 AEST (UTC+10), Nov 8, 2026 = 1:00 pm13:00 CET (UTC+1), Nov 8, 2026
GMT is 5 hours ahead of EST. GMT is 8 hours ahead of PST. GMT is 10 hours behind AEST. GMT is 1 hour behind CET.
How the time difference changes
BST to EST
For most of the year, BST is 5 hours ahead of EDT. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, GMT is 5 hours ahead of EST. From Mar 14 to Mar 28, 2027, and from Oct 31 to Nov 7, 2027, GMT is 4 hours ahead of EDT.
For most of the year, working hours of 9:00 am to 6:00 pm in BST correspond to 4:00 am to 1:00 pm in EDT. At other times of the year, working hours of 9:00 am to 6:00 pm in GMT correspond to 4:00 am to 1:00 pm in EST or working hours of 9:00 am to 6:00 pm in GMT correspond to 5:00 am to 2:00 pm in EDT.For most of the year, working hours of 09:00 to 18:00 in BST correspond to 04:00 to 13:00 in EDT. At other times of the year, working hours of 09:00 to 18:00 in GMT correspond to 04:00 to 13:00 in EST or working hours of 09:00 to 18:00 in GMT correspond to 05:00 to 14:00 in EDT.
BST to PST
For most of the year, BST is 8 hours ahead of PDT. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, GMT is 8 hours ahead of PST. From Mar 14 to Mar 28, 2027, and from Oct 31 to Nov 7, 2027, GMT is 7 hours ahead of PDT.
For most of the year, working hours of 9:00 am to 6:00 pm in BST correspond to 1:00 am to 10:00 am in PDT. At other times of the year, working hours of 9:00 am to 6:00 pm in GMT correspond to 1:00 am to 10:00 am in PST or working hours of 9:00 am to 6:00 pm in GMT correspond to 2:00 am to 11:00 am in PDT.For most of the year, working hours of 09:00 to 18:00 in BST correspond to 01:00 to 10:00 in PDT. At other times of the year, working hours of 09:00 to 18:00 in GMT correspond to 01:00 to 10:00 in PST or working hours of 09:00 to 18:00 in GMT correspond to 02:00 to 11:00 in PDT.
BST to AEST
For most of the year, BST is 9 hours behind AEST. From Oct 25, 2026 to Mar 28, 2027, and from Oct 31, 2027 to Mar 26, 2028, GMT is 10 hours behind AEST.
For most of the year, working hours of 9:00 am to 6:00 pm in BST correspond to 6:00 pm to 3:00 am (next day) in AEST. At other times of the year, working hours of 9:00 am to 6:00 pm in GMT correspond to 7:00 pm to 4:00 am (next day) in AEST.For most of the year, working hours of 09:00 to 18:00 in BST correspond to 18:00 to 03:00 (next day) in AEST. At other times of the year, working hours of 09:00 to 18:00 in GMT correspond to 19:00 to 04:00 (next day) in AEST.
BST to CET
For most of the year, BST is 1 hour behind CEST. From Oct 25, 2026 to Mar 28, 2027, and from Oct 31, 2027 to Mar 26, 2028, GMT is 1 hour behind CET.
For most of the year, working hours of 9:00 am to 6:00 pm in BST correspond to 10:00 am to 7:00 pm in CEST. At other times of the year, working hours of 9:00 am to 6:00 pm in GMT correspond to 10:00 am to 7:00 pm in CET.For most of the year, working hours of 09:00 to 18:00 in BST correspond to 10:00 to 19:00 in CEST. At other times of the year, working hours of 09:00 to 18:00 in GMT correspond to 10:00 to 19:00 in CET.
Compare BST time with EST, PST, AEST, and CET time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Greenwich Mean Time is 5 hours ahead of Eastern Standard Time. Greenwich Mean Time is 8 hours ahead of Pacific Standard Time. Greenwich Mean Time is 10 hours behind Australian Eastern Standard Time. Greenwich Mean Time is 1 hour behind Central European Time.
12:00 pm12:00 in GMT is 7:00 am07:00 in EST and is 4:00 am04:00 in PST and is 10:00 pm22:00 in AEST and is 1:00 pm13:00 in CET
GMT to EST call time
Best time for a conference call or a meeting is between 2pm-6pm14:00-18:00 in GMT which corresponds to 9am-1pm09:00-13:00 in EST.
GMT to PST call time
Best time for a conference call or a meeting is between 5pm-6pm17:00-18:00 in GMT which corresponds to 9am-10am09:00-10:00 in PST.
GMT to AEST call time
Best time for a conference call or a meeting is between 8am-9am08:00-09:00 in GMT which corresponds to 6pm-7pm18:00-19:00 in AEST. Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
GMT to CET call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in GMT which corresponds to 10am-6pm10:00-18:00 in CET.
12:00 pm12:00 Greenwich Mean Time (GMT). Offset UTC 0:00 hours
7:00 am07:00 Eastern Standard Time (EST). Offset UTC -5:00 hours
4:00 am04:00 Pacific Standard Time (PST). Offset UTC -8:00 hours
10:00 pm22:00 Australian Eastern Standard Time (AEST). Offset UTC +10:00 hours
1:00 pm13:00 Central European Time (CET). Offset UTC +1:00 hour
12:00 pm12:00 GMT / 7:00 am07:00 EST / 4:00 am04:00 PST / 10:00 pm22:00 AEST / 1:00 pm13:00 CET
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| GMT | EST | PST | AEST | CET |
|---|---|---|---|---|
| 7:00pm previous day | 4:00pm previous day | 10:00am | 1:00am | |
| 8:00pm previous day | 5:00pm previous day | 11:00am | 2:00am | |
| 9:00pm previous day | 6:00pm previous day | 12:00pm | 3:00am | |
| 10:00pm previous day | 7:00pm previous day | 1:00pm | 4:00am | |
| 11:00pm previous day | 8:00pm previous day | 2:00pm | 5:00am | |
| 12:00am | 9:00pm previous day | 3:00pm | 6:00am | |
| 1:00am | 10:00pm previous day | 4:00pm | 7:00am | |
| 2:00am | 11:00pm previous day | 5:00pm | 8:00am | |
| 3:00am | 12:00am | 6:00pm | 9:00am | |
| 4:00am | 1:00am | 7:00pm | 10:00am | |
| 5:00am | 2:00am | 8:00pm | 11:00am | |
| 6:00am | 3:00am | 9:00pm | 12:00pm | |
| 7:00am | 4:00am | 10:00pm | 1:00pm | |
| 8:00am | 5:00am | 11:00pm | 2:00pm | |
| 9:00am | 6:00am | 12:00am next day | 3:00pm | |
| 10:00am | 7:00am | 1:00am next day | 4:00pm | |
| 11:00am | 8:00am | 2:00am next day | 5:00pm | |
| 12:00pm | 9:00am | 3:00am next day | 6:00pm | |
| 1:00pm | 10:00am | 4:00am next day | 7:00pm | |
| 2:00pm | 11:00am | 5:00am next day | 8:00pm | |
| 3:00pm | 12:00pm | 6:00am next day | 9:00pm | |
| 4:00pm | 1:00pm | 7:00am next day | 10:00pm | |
| 5:00pm | 2:00pm | 8:00am next day | 11:00pm | |
| 6:00pm | 3:00pm | 9:00am next day | 12:00am next day | |
| 19:00 previous day | 16:00 previous day | 10:00 | 01:00 | |
| 20:00 previous day | 17:00 previous day | 11:00 | 02:00 | |
| 21:00 previous day | 18:00 previous day | 12:00 | 03:00 | |
| 22:00 previous day | 19:00 previous day | 13:00 | 04:00 | |
| 23:00 previous day | 20:00 previous day | 14:00 | 05:00 | |
| 00:00 | 21:00 previous day | 15:00 | 06:00 | |
| 01:00 | 22:00 previous day | 16:00 | 07:00 | |
| 02:00 | 23:00 previous day | 17:00 | 08:00 | |
| 03:00 | 00:00 | 18:00 | 09:00 | |
| 04:00 | 01:00 | 19:00 | 10:00 | |
| 05:00 | 02:00 | 20:00 | 11:00 | |
| 06:00 | 03:00 | 21:00 | 12:00 | |
| 07:00 | 04:00 | 22:00 | 13:00 | |
| 08:00 | 05:00 | 23:00 | 14:00 | |
| 09:00 | 06:00 | 00:00 next day | 15:00 | |
| 10:00 | 07:00 | 01:00 next day | 16:00 | |
| 11:00 | 08:00 | 02:00 next day | 17:00 | |
| 12:00 | 09:00 | 03:00 next day | 18:00 | |
| 13:00 | 10:00 | 04:00 next day | 19:00 | |
| 14:00 | 11:00 | 05:00 next day | 20:00 | |
| 15:00 | 12:00 | 06:00 next day | 21:00 | |
| 16:00 | 13:00 | 07:00 next day | 22:00 | |
| 17:00 | 14:00 | 08:00 next day | 23:00 | |
| 18:00 | 15:00 | 09:00 next day | 00:00 next day |
British Summer Time
Offset: BST is 1 hour ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Guernsey, Isle of Man, Jersey, United Kingdom
Principal Cities: The largest city in the BST time zone is London in the United Kingdom, with about 8.962 million people. Other major cities in this time zone include Birmingham, Glasgow, Manchester, Sheffield.
Greenwich Mean Time (GMT) originally referred to the mean solar time at the Royal Observatory in Greenwich, London. It is now often used to refer to Coordinated Universal Time (UTC) when this is viewed as a time zone, and in casual use the two are the same. In the military, GMT is known as Zulu time. Greenwich Mean Time was the same as Universal Time (UT), a standard astronomical concept used in many technical fields, until the introduction of UTC in 1972.
Current time in the United Kingdom: UK time now
Today the shaded areas are on UTC+0 (GMT).
BST representations, usage and related time zones
- +01 - basic short
- +0100 - basic
- +01:00 - extended
- +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates an offset of one hour to the east of the zero meridian.
- Alpha - Military abbreviation for BST
- A - short form of 'Alpha'
- Europe/Belfast
- Europe/Guernsey
- Europe/Isle_of_Man
- Europe/Jersey
- Europe/London
- GB
- GB-Eire
- British Summer Time - UTC +1
- Bangladesh Standard Time - UTC +6
- Bougainville Standard Time - UTC +11
- 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
Eastern Standard Time
Offset: EST is 5 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Bahamas, Canada, Cayman Islands, Haiti, Jamaica, Mexico, Panama, Turks and Caicos Islands, United States
Principal Cities: The largest city in the EST time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Toronto, Montréal, Philadelphia, Port-au-Prince.
French: HNE - Heure Normale de l'Est
Spanish: ET - Tiempo del Este, ET - Zona Sureste
Today all shaded areas are on EST.
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Eastern Daylight Time (EDT).
Start: Eastern Standard Time (EST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
End: Eastern Standard Time (EST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
See USA daylight saving time and upcoming clock changes worldwide.
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 an offset of five hours 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
Pacific Standard Time
Offset: PST is 8 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Mexico, United States
Principal Cities: The largest city in the PST time zone is Los Angeles in the United States, with about 3.821 million people. Other major cities in this time zone include Tijuana, San Diego, Mexicali, San Jose.
French: HNP - Heure Normale du Pacifique
Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste
Today all shaded areas are on PST.
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Pacific Daylight Time (PDT).
Start: Pacific Standard Time (PST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
End: Pacific Standard Time (PST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
See USA daylight saving time and upcoming clock changes worldwide.
PST representations, usage and related time zones
- -08 - basic short
- -0800 - basic
- -08:00 - extended
- -0800 - sign character (-) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the west of the zero meridian.
- Uniform - Military abbreviation for PST
- U - short form of 'Uniform'
- America/Ensenada
- America/Los_Angeles
- America/Santa_Isabel
- America/Tijuana
- America/Vancouver
- Canada/Pacific
- Mexico/BajaNorte
- PST8PDT
- US/Pacific
- Pacific Standard Time - UTC -8
- Pitcairn Standard Time - UTC -8
- AKDT - Alaska Daylight Time
- PST - Pacific Standard Time
- PT - Pacific Time
- PST - Pitcairn Standard Time
- U - Uniform Time Zone
Australian Eastern Standard Time
Offset: AEST is 10 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Australia
Principal Cities: The largest city in the AEST time zone is Sydney in Australia, with about 5.639 million people. Other major cities in this time zone include Melbourne, Brisbane, Gold Coast, Newcastle.
Today the lighter areas are on UTC+11 (AEDT).
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Australian Eastern Daylight Time (AEDT).
End: Australian Eastern Standard Time (AEST) ended on Sunday, October 4, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, October 4, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the first Sunday of October.
Start: Australian Eastern Standard Time (AEST) starts on Sunday, April 4, 2027 at 3:00 am03:00 local time and clocks are set one hour back to Sunday, April 4, 2027, 2:00 am02:00. Standard time starts annually on the first Sunday of April.
See Australia daylight saving time and upcoming clock changes worldwide.
Australian Eastern Standard Time (AEST) is used in Queensland, Victoria, Tasmania, New South Wales (except Broken Hill), Australian Capital Territory and in folling major cities Brisbane, Sydney, Melbourne, Hobart, Canberra
Only part of Australia observe daylight saving. It is used in New South Wales, Victoria, South Australia, Tasmania, and the Australian Capital Territory. Daylight saving is not observed in Queensland, Western Australia or the Northern Territory.
AEST representations, usage and related time zones
- +10 - basic short
- +1000 - basic
- +10:00 - extended
- +1000 - sign character (+) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates an offset of ten hours to the east of the zero meridian.
- Kilo - Military abbreviation for AEST
- K - short form of 'Kilo'
- Antarctica/Macquarie
- Australia/ACT
- Australia/Brisbane
- Australia/Canberra
- Australia/Currie
- Australia/Hobart
- Australia/Lindeman
- Australia/Melbourne
- Australia/NSW
- Australia/Queensland
- Australia/Sydney
- Australia/Tasmania
- Australia/Victoria
- AEST - Australian Eastern Standard Time
- CHUT - Chuuk Time
- ChST - Chamorro Standard Time
- K - Kilo Time Zone
- KDT - Korea Daylight Time
- PGT - Papua New Guinea Time
- VLAT - Vladivostok Time
- YAKST - Yakutsk Summer Time
- YAPT - Yap Time
Central European Time
Offset: CET is 1 hour ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Albania, Algeria, Andorra, Austria, Belgium, Bosnia and Herzegovina, Croatia, Czechia, Denmark, France, Germany, Gibraltar, Hungary, Italy, Kosovo, Liechtenstein, Luxembourg, Malta, Monaco, Montenegro, Netherlands, North Macedonia, Norway, Poland, San Marino, Serbia, Slovakia, Slovenia, Spain, Svalbard and Jan Mayen, Sweden, Switzerland, Tunisia, Vatican City
Principal Cities: The largest city in the CET time zone is Berlin in Germany, with about 3.426 million people. Other major cities in this time zone include Madrid, Algiers, Rome, Paris.
German: MEZ - Mitteleuropäische Zeit
Today all shaded areas are on CET.
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Central European Summer Time (CEST).
Start: Central European Time (CET) started on Sunday, October 25, 2026 at 3:00 am03:00 local time and clocks were set one hour back to Sunday, October 25, 2026, 2:00 am02:00. Standard time starts annually on the last Sunday of October.
End: Central European Time (CET) ends on Sunday, March 28, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 28, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the last Sunday of March.
CET representations, usage and related time zones
- +01 - basic short
- +0100 - basic
- +01:00 - extended
- +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates an offset of one hour to the east of the zero meridian.
- Alpha - Military abbreviation for CET
- A - short form of 'Alpha'
- Africa/Algiers
- Africa/Ceuta
- Africa/Tunis
- Arctic/Longyearbyen
- Atlantic/Jan_Mayen
- CET
- Europe/Amsterdam
- Europe/Andorra
- Europe/Belgrade
- Europe/Berlin
- Europe/Bratislava
- Europe/Brussels
- Europe/Budapest
- Europe/Busingen
- Europe/Copenhagen
- Europe/Gibraltar
- Europe/Ljubljana
- Europe/Luxembourg
- Europe/Madrid
- Europe/Malta
- Europe/Monaco
- Europe/Oslo
- Europe/Paris
- Europe/Podgorica
- Europe/Prague
- Europe/Rome
- Europe/San_Marino
- Europe/Sarajevo
- Europe/Skopje
- Europe/Stockholm
- Europe/Tirane
- Europe/Vaduz
- Europe/Vatican
- Europe/Vienna
- Europe/Warsaw
- Europe/Zagreb
- Europe/Zurich
- MET
- Poland
- 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