BST to San Francisco Time Converter
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Quick answers
Selected conversion
1:00 pm13:00 BST (UTC+1), Oct 18, 2026 = 5:00 am05:00 PDT (UTC-7), Oct 18, 2026
BST is 8 hours ahead of San Francisco.
How the time difference changes
For most of the year, BST is 8 hours ahead of San Francisco. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, GMT is 7 hours ahead of San Francisco. From Nov 1, 2026 to Mar 14, 2027, GMT is 8 hours ahead of San Francisco.
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 San Francisco. 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 San Francisco or working hours of 9:00 am to 6:00 pm in GMT 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 BST 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 GMT correspond to 01:00 to 10:00 in San Francisco or working hours of 09:00 to 18:00 in GMT correspond to 02:00 to 11:00 in San Francisco.
Compare BST time with San Francisco time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
British Summer Time is 8 hours ahead of PDT (Pacific Daylight Time).
1:00 pm13:00 in BST is 5:00 am05:00 in San Francisco, CA, USA
BST to San Francisco call time
Best time for a conference call or a meeting is between 5pm-6pm17:00-18:00 in BST which corresponds to 9am-10am09:00-10:00 in San Francisco
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour
5:00 am05:00 PDT (Pacific Daylight Time) (San Francisco, CA, USA). Offset UTC -7:00 hours
1:00 pm13:00 BST / 5:00 am05:00 San Francisco, CA, USA
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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.
Current time in the United Kingdom: UK time now
Today all shaded areas are on BST.
Daylight Saving: British Summer Time (BST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Greenwich Mean Time (GMT).
Start: British Summer Time (BST) started on Sunday, March 29, 2026 at 1:00 am01:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 2:00 am02:00. Daylight saving starts annually on the last Sunday of March.
End: British Summer Time (BST) ends on Sunday, October 25, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.
See United Kingdom daylight saving time and upcoming clock changes worldwide.
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
San Francisco Time Zone and Facts
Time Zone
PST – Pacific Standard Time, UTC-8 (standard time)