London to New York City to San Francisco to Taipei to UTC Time Converter
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3:00 pm15:00 GMT (UTC+0), Jan 12, 2021 = 10:00 am10:00 EST (UTC-5), Jan 12, 2021 = 7:00 am07:00 PST (UTC-8), Jan 12, 2021 = 11:00 pm23:00 CST (UTC+8), Jan 12, 2021 = 3:00 pm15:00 UTC (UTC+0), Jan 12, 2021
London is 5 hours ahead of New York City. London is 8 hours ahead of San Francisco. London is 8 hours behind Taipei. London and UTC have the same local time.
How the time difference changes
London to New York City
For most of the year, London is 5 hours ahead of New York City. From Mar 14 to Mar 28, 2027, and from Oct 31 to Nov 7, 2027, London is 4 hours ahead of New York City.
For most of the year, working hours of 9:00 am to 6:00 pm in London correspond to 4:00 am to 1:00 pm in New York City. At other times of the year, working hours of 9:00 am to 6:00 pm in London correspond to 5:00 am to 2:00 pm in New York City.For most of the year, working hours of 09:00 to 18:00 in London correspond to 04:00 to 13:00 in New York City. At other times of the year, working hours of 09:00 to 18:00 in London correspond to 05:00 to 14:00 in New York City.
London to San Francisco
For most of the year, London is 8 hours ahead of San Francisco. From Mar 14 to Mar 28, 2027, and from Oct 31 to Nov 7, 2027, London is 7 hours ahead of San Francisco.
For most of the year, working hours of 9:00 am to 6:00 pm in London correspond to 1:00 am to 10:00 am in San Francisco. At other times of the year, working hours of 9:00 am to 6:00 pm in London correspond to 2:00 am to 11:00 am in San Francisco.For most of the year, working hours of 09:00 to 18:00 in London correspond to 01:00 to 10:00 in San Francisco. At other times of the year, working hours of 09:00 to 18:00 in London correspond to 02:00 to 11:00 in San Francisco.
London to Taipei
For most of the year, London is 7 hours behind Taipei. From Oct 25, 2026 to Mar 28, 2027, and from Oct 31, 2027 to Mar 26, 2028, London is 8 hours behind Taipei.
For most of the year, working hours of 9:00 am to 6:00 pm in London correspond to 4:00 pm to 1:00 am (next day) in Taipei. At other times of the year, working hours of 9:00 am to 6:00 pm in London correspond to 5:00 pm to 2:00 am (next day) in Taipei.For most of the year, working hours of 09:00 to 18:00 in London correspond to 16:00 to 01:00 (next day) in Taipei. At other times of the year, working hours of 09:00 to 18:00 in London correspond to 17:00 to 02:00 (next day) in Taipei.
London to UTC
For most of the year, London is 1 hour ahead of UTC. From Oct 25, 2026 to Mar 28, 2027, and from Oct 31, 2027 to Mar 26, 2028, London and UTC have the same time.
For most of the year, working hours of 9:00 am to 6:00 pm in London correspond to 8:00 am to 5:00 pm in UTC. At other times of the year, working hours of 9:00 am to 6:00 pm in London correspond to 9:00 am to 6:00 pm in UTC.For most of the year, working hours of 09:00 to 18:00 in London correspond to 08:00 to 17:00 in UTC. At other times of the year, working hours of 09:00 to 18:00 in London correspond to 09:00 to 18:00 in UTC.
Compare London time with New York City, San Francisco, Taipei, and UTC time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
GMT (Greenwich Mean Time) is 5 hours ahead of EST (Eastern Standard Time). GMT (Greenwich Mean Time) is 8 hours ahead of PST (Pacific Standard Time). GMT (Greenwich Mean Time) is 8 hours behind CST (Taiwan Standard Time). GMT (Greenwich Mean Time) and Coordinated Universal Time have the same local time.
3:00 pm15:00 in London, United Kingdom is 10:00 am10:00 in New York City, NY, USA and is 7:00 am07:00 in San Francisco, CA, USA and is 11:00 pm23:00 in Taipei, Taiwan and is 3:00 pm15:00 in UTC
London to New York City call time
Best time for a conference call or a meeting is between 2pm-6pm14:00-18:00 in London which corresponds to 9am-1pm09:00-13:00 in New York City
London to San Francisco call time
Best time for a conference call or a meeting is between 5pm-6pm17:00-18:00 in London which corresponds to 9am-10am09:00-10:00 in San Francisco
London to Taipei call time
Best time for a conference call or a meeting is between 9am-10am09:00-10:00 in London which corresponds to 5pm-6pm17:00-18:00 in Taipei
London to UTC call time
Best time for a conference call or a meeting is between 9am-6pm09:00-18:00 in London which corresponds to 9am-6pm09:00-18:00 in UTC
3:00 pm15:00 GMT (Greenwich Mean Time) (London, United Kingdom). Offset UTC 0:00 hours
10:00 am10:00 EST (Eastern Standard Time) (New York City, NY, USA). Offset UTC -5:00 hours
7:00 am07:00 PST (Pacific Standard Time) (San Francisco, CA, USA). Offset UTC -8:00 hours
11:00 pm23:00 CST (Taiwan Standard Time) (Taipei, Taiwan). Offset UTC +8:00 hours
3:00 pm15:00 Coordinated Universal Time (UTC). Offset UTC 0:00 hours
3:00 pm15:00 London, United Kingdom / 10:00 am10:00 New York City, NY, USA / 7:00 am07:00 San Francisco, CA, USA / 11:00 pm23:00 Taipei, Taiwan / 3:00 pm15:00 UTC
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.
| London, United Kingdom | New York City, NY, USA | San Francisco, CA, USA | Taipei, Taiwan | UTC |
|---|---|---|---|---|
| 7:00pm previous day | 4:00pm previous day | 8:00am | 12:00am | |
| 8:00pm previous day | 5:00pm previous day | 9:00am | 1:00am | |
| 9:00pm previous day | 6:00pm previous day | 10:00am | 2:00am | |
| 10:00pm previous day | 7:00pm previous day | 11:00am | 3:00am | |
| 11:00pm previous day | 8:00pm previous day | 12:00pm | 4:00am | |
| 12:00am | 9:00pm previous day | 1:00pm | 5:00am | |
| 1:00am | 10:00pm previous day | 2:00pm | 6:00am | |
| 2:00am | 11:00pm previous day | 3:00pm | 7:00am | |
| 3:00am | 12:00am | 4:00pm | 8:00am | |
| 4:00am | 1:00am | 5:00pm | 9:00am | |
| 5:00am | 2:00am | 6:00pm | 10:00am | |
| 6:00am | 3:00am | 7:00pm | 11:00am | |
| 7:00am | 4:00am | 8:00pm | 12:00pm | |
| 8:00am | 5:00am | 9:00pm | 1:00pm | |
| 9:00am | 6:00am | 10:00pm | 2:00pm | |
| 10:00am | 7:00am | 11:00pm | 3:00pm | |
| 11:00am | 8:00am | 12:00am next day | 4:00pm | |
| 12:00pm | 9:00am | 1:00am next day | 5:00pm | |
| 1:00pm | 10:00am | 2:00am next day | 6:00pm | |
| 2:00pm | 11:00am | 3:00am next day | 7:00pm | |
| 3:00pm | 12:00pm | 4:00am next day | 8:00pm | |
| 4:00pm | 1:00pm | 5:00am next day | 9:00pm | |
| 5:00pm | 2:00pm | 6:00am next day | 10:00pm | |
| 6:00pm | 3:00pm | 7:00am next day | 11:00pm | |
| 19:00 previous day | 16:00 previous day | 08:00 | 00:00 | |
| 20:00 previous day | 17:00 previous day | 09:00 | 01:00 | |
| 21:00 previous day | 18:00 previous day | 10:00 | 02:00 | |
| 22:00 previous day | 19:00 previous day | 11:00 | 03:00 | |
| 23:00 previous day | 20:00 previous day | 12:00 | 04:00 | |
| 00:00 | 21:00 previous day | 13:00 | 05:00 | |
| 01:00 | 22:00 previous day | 14:00 | 06:00 | |
| 02:00 | 23:00 previous day | 15:00 | 07:00 | |
| 03:00 | 00:00 | 16:00 | 08:00 | |
| 04:00 | 01:00 | 17:00 | 09:00 | |
| 05:00 | 02:00 | 18:00 | 10:00 | |
| 06:00 | 03:00 | 19:00 | 11:00 | |
| 07:00 | 04:00 | 20:00 | 12:00 | |
| 08:00 | 05:00 | 21:00 | 13:00 | |
| 09:00 | 06:00 | 22:00 | 14:00 | |
| 10:00 | 07:00 | 23:00 | 15:00 | |
| 11:00 | 08:00 | 00:00 next day | 16:00 | |
| 12:00 | 09:00 | 01:00 next day | 17:00 | |
| 13:00 | 10:00 | 02:00 next day | 18:00 | |
| 14:00 | 11:00 | 03:00 next day | 19:00 | |
| 15:00 | 12:00 | 04:00 next day | 20:00 | |
| 16:00 | 13:00 | 05:00 next day | 21:00 | |
| 17:00 | 14:00 | 06:00 next day | 22:00 | |
| 18:00 | 15:00 | 07:00 next day | 23:00 |
London Time Zone and Facts
Time Zone
BST – British Summer Time, UTC+1 (daylight saving time)
London Facts
New York City Time Zone and Facts
Time Zone
EDT – Eastern Daylight Time, UTC-4 (daylight saving time)
New York City Facts
San Francisco Time Zone and Facts
Time Zone
PDT – Pacific Daylight Time, UTC-7 (daylight saving time)
San Francisco Facts
Taipei Time Zone and Facts
Time Zone
Taipei Facts
Coordinated Universal Time
Offset: UTC is the same as Greenwich Mean Time (GMT).
Countries using this time zone: Antarctica, Burkina Faso, Faroe Islands, Gambia, Ghana, Greenland, Guernsey, Guinea, Guinea-Bissau, Iceland, Ireland, Isle of Man, Ivory Coast, Jersey, Liberia, Mali, Mauritania, Morocco, Portugal, Saint Helena, São Tomé and Príncipe, Senegal, Sierra Leone, Spain, Togo, United Kingdom, Western Sahara
Principal Cities: The largest city in the UTC time zone is London in the United Kingdom, with about 8.962 million people. Other major cities in this time zone include Abidjan, Bamako, Casablanca, Dakar.
Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is the successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but UTC is the standard the scientific community uses.
UTC has been the time standard commonly used across the world since 1972. It is used in many technical fields, such as aviation and meteorology, and to synchronize time across internet networks.
On January 12, 2021 some shaded areas are on UTC−1 or UTC+1.
UTC representations, usage and related time zones
- Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
- +00 - basic short
- +0000 - basic
- +00:00 - extended
- +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates the zero UTC/GMT offset.
- Zulu - Military abbreviation for UTC
- Z - short form of 'Zulu'
- Etc/UCT
- Etc/UTC
- Etc/Universal
- Etc/Zulu
- UCT
- UTC
- Universal
- Zulu
- EGST - Eastern Greenland Summer Time
- GMT - Greenwich Mean Time
- WET - Western European Time
- AZOST - Azores Summer Time
- UTC - Coordinated Universal Time
- WT - Western Sahara Standard Time
- Z - Zulu Time Zone