BST to WST Pacific Converter
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Selected conversion
1:00 pm13:00 BST (UTC+1), Oct 14, 2026 = 1:00 am01:00 WST (UTC+13), Oct 15, 2026
BST is 12 hours behind WST.
BST and WST examples
These examples always use BST (UTC+1) and WST (UTC+13). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
BST is 12 hours behind WST.
How the time difference changes
For most of the year, BST is 12 hours behind WST Pacific. From Oct 25, 2026 to Mar 28, 2027, GMT is 13 hours behind WST Pacific.
For most of the year, working hours of 9:00 am to 5:00 pm in BST correspond to 9:00 pm to 5:00 am (next day) in WST Pacific. At other times of the year, working hours of 9:00 am to 5:00 pm in GMT correspond to 10:00 pm to 6:00 am (next day) in WST Pacific.For most of the year, working hours of 09:00 to 17:00 in BST correspond to 21:00 to 05:00 (next day) in WST Pacific. At other times of the year, working hours of 09:00 to 17:00 in GMT correspond to 22:00 to 06:00 (next day) in WST Pacific.
Compare BST time with WST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
British Summer Time is 12 hours behind West Samoa Time.
1:00 pm13:00 in BST is 1:00 am01:00 in WST
BST to WST call time
Best time for a conference call or a meeting is between 7am-8am07:00-08:00 in BST which corresponds to 7pm-8pm19:00-20:00 in WST. Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour
1:00 am01:00 West Samoa Time (WST). Offset UTC +13:00 hours
1:00 pm13:00 BST / 1:00 am01:00 WST
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.
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British Summer Time
Offset: BST is 1 hour ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Britain (UK), Guernsey, Isle of Man, Jersey
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.
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.
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
West Samoa Time
Offset: WST is 13 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Samoa (western)
Principal Cities: The largest city in the WST time zone is Apia in Samoa, with about 40,407 people. Other major cities in this time zone include Palauli, Asau, Mulifanua, Sale’imoa.
Daylight Saving: Clocks in West Samoa Time (WST) do not change for daylight saving time, so WST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
WST representations, usage and related time zones
- +13 - basic short
- +1300 - basic
- +13:00 - extended
- +1300 - sign character (+) followed by a four digit time providing hours (13) and minutes (00) of the offset. Indicates an offset of thirteen hours to the east of the zero meridian.
- Western Sahara Summer Time - UTC +1
- West Samoa Time - UTC +13
- FJST - Fiji Summer Time
- NZDT - New Zealand Daylight Time
- PHOT - Phoenix Island Time
- TKT - Tokelau Time
- TOT - Tonga Time
- WST - West Samoa Time
- WSST - West Samoa Standard Time