TAHT to BST Converter
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Quick answers
Selected conversion
2:00 am02:00 TAHT (UTC-10), Oct 12, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 12, 2026
TAHT is 11 hours behind BST.
TAHT and BST examples
These examples always use TAHT (UTC-10) and BST (UTC+1). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
TAHT is 11 hours behind BST.
How the time difference changes
For most of the year, TAHT is 11 hours behind BST. From Oct 25, 2026 to Mar 28, 2027, TAHT is 10 hours behind GMT.
For most of the year, working hours of 9:00 am to 5:00 pm in TAHT correspond to 8:00 pm to 4:00 am (next day) in BST. At other times of the year, working hours of 9:00 am to 5:00 pm in TAHT correspond to 7:00 pm to 3:00 am (next day) in GMT.For most of the year, working hours of 09:00 to 17:00 in TAHT correspond to 20:00 to 04:00 (next day) in BST. At other times of the year, working hours of 09:00 to 17:00 in TAHT correspond to 19:00 to 03:00 (next day) in GMT.
Compare TAHT time with BST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Tahiti Time is 11 hours behind British Summer Time.
2:00 am02:00 in TAHT is 1:00 pm13:00 in BST
TAHT to BST call time
Best time for a conference call or a meeting is between 7am-8am07:00-08:00 in TAHT which corresponds to 6pm-7pm18:00-19:00 in BST. Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.
2:00 am02:00 Tahiti Time (TAHT). Offset UTC -10:00 hours
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour
2:00 am02:00 TAHT / 1:00 pm13:00 BST
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.
| TAHT | BST |
|---|---|
| 11:00am | |
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Tahiti Time
Offset: TAHT is 10 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: French Polynesia
Principal Cities: The largest city in the TAHT time zone is Faaa in French Polynesia, with about 29,851 people. Other major cities in this time zone include Papeete, Punaauia, Pirae, Mahina.
Daylight Saving: Clocks in Tahiti Time (TAHT) do not change for daylight saving time, so TAHT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
TAHT 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 west of the zero meridian.
- Whiskey - Military abbreviation for TAHT
- W - short form of 'Whiskey'
- HAST - Hawaii-Aleutian Standard Time
- CKT - Cook Island Time
- HST - Hawaii Standard Time
- TAHT - Tahiti Time
- W - Whiskey Time Zone
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