LHST to BST Converter
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Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
11:00 pm23:00 LHDT (UTC+11), Oct 14, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 14, 2026
LHDT is 10 hours ahead of BST.
LHST and BST examples
These examples always use LHST (UTC+10:30) 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.
LHST is 9 hours and 30 minutes ahead of BST.
How the time difference changes
Depending on seasonal clock changes, LHST is 9 hours and 30 minutes ahead of BST, LHDT is 10 hours ahead of BST, or LHDT is 11 hours ahead of GMT.
Depending on seasonal clock changes, working hours of 9:00 am to 5:00 pm in LHST correspond to 11:30 pm (previous day) to 7:30 am in BST, working hours of 9:00 am to 5:00 pm in LHDT correspond to 11:00 pm (previous day) to 7:00 am in BST, or working hours of 9:00 am to 5:00 pm in LHDT correspond to 10:00 pm (previous day) to 6:00 am in GMT.Depending on seasonal clock changes, working hours of 09:00 to 17:00 in LHST correspond to 23:30 (previous day) to 07:30 in BST, working hours of 09:00 to 17:00 in LHDT correspond to 23:00 (previous day) to 07:00 in BST, or working hours of 09:00 to 17:00 in LHDT correspond to 22:00 (previous day) to 06:00 in GMT.
Compare LHST time with BST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Lord Howe Daylight Time is 10 hours ahead of British Summer Time.
11:00 pm23:00 in LHDT is 1:00 pm13:00 in BST
LHDT to BST call time
Best time for a conference call or a meeting is between 5:30pm-6:30pm17:30-18:30 in LHDT which corresponds to 7:30am-8:30am07:30-08:30 in BST. Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.
11:00 pm23:00 Lord Howe Daylight Time (LHDT). Offset UTC +11:00 hours
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour
11:00 pm23:00 LHDT / 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.
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Lord Howe Standard Time
Offset: LHST is 10 hours and 30 minutes ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Australia
Today the shaded areas are on UTC+11.
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward 30 minutes for daylight saving time and observe Lord Howe Daylight Time (LHDT).
End: Lord Howe Standard Time (LHST) ended on Sunday, October 4, 2026 at 2:00 am02:00 local time and clocks were set 30 minutes forward to Sunday, October 4, 2026, 2:30 am02:30 local daylight time instead. Standard time ends annually on the first Sunday of October.
Start: Lord Howe Standard Time (LHST) starts on Sunday, April 4, 2027 at 2:00 am02:00 local time and clocks are set 30 minutes back to Sunday, April 4, 2027, 1:30 am01:30. Standard time starts annually on the first Sunday of April.
LHST representations, usage and related time zones
- +1030 - basic
- +10:30 - extended
- +1030 - sign character (+) followed by a four digit time providing hours (10) and minutes (30) of the offset. Indicates an offset of ten hours and thirty minutes to the east of the zero meridian.
- ACDT - Australian Central Daylight Time
- LHST - Lord Howe Standard Time
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