HST: Hawaii-Aleutian Standard Time
Hawaii-Aleutian Standard Time (HST). Hawaii, which stays on UTC−10 all year and does not observe daylight saving time.
No clock change is scheduled; the offset stays the same all year.
HST to BST: Hawaii-Aleutian Standard Time to British Summer Time
10 hours ahead of HST
BST compared with HST, right now. Swap: BST to HST ⇄
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HST to BST conversion table
For Tuesday, November 3, 2026. Rows where both places are inside 9 AM–5 PM are highlighted.
| HST | BST |
|---|---|
| 12:00 AM | 10:00 AM |
| 1:00 AM | 11:00 AM |
| 2:00 AM | 12:00 PM |
| 3:00 AM | 1:00 PM |
| 4:00 AM | 2:00 PM |
| 5:00 AM | 3:00 PM |
| 6:00 AM | 4:00 PM |
| 7:00 AM | 5:00 PM |
| 8:00 AM | 6:00 PM |
| 9:00 AM | 7:00 PM |
| 10:00 AM | 8:00 PM |
| 11:00 AM | 9:00 PM |
| 12:00 PM | 10:00 PM |
| 1:00 PM | 11:00 PM |
| 2:00 PM | 12:00 AM (next day) |
| 3:00 PM | 1:00 AM (next day) |
| 4:00 PM | 2:00 AM (next day) |
| 5:00 PM | 3:00 AM (next day) |
| 6:00 PM | 4:00 AM (next day) |
| 7:00 PM | 5:00 AM (next day) |
| 8:00 PM | 6:00 AM (next day) |
| 9:00 PM | 7:00 AM (next day) |
| 10:00 PM | 8:00 AM (next day) |
| 11:00 PM | 9:00 AM (next day) |
About these time zones
BST: Greenwich Mean Time
British Summer Time (BST). The United Kingdom from late March to late October (UTC+1). In winter the UK returns to GMT. BST is also sometimes used for Bangladesh Standard Time (UTC+6); this page means British time.
Sunday, March 28, 2027: clocks go forward 1 hour at 1:00 AM local time (UTC+0 → UTC+1).
Questions about HST and BST time
What is the time difference between HST and BST?
The current difference is shown at the top of this page. HST uses Hawaii-Aleutian Standard Time (HST, UTC−10) all year; BST uses Greenwich Mean Time (GMT, UTC+0) as standard time and British Summer Time (BST, UTC+1) during daylight saving time. The difference can change if only one side observes daylight saving time or if their clocks change on different dates. Choose your meeting date in the converter to check the applicable offset.
When it is 9:00 AM in HST, what time is it in BST?
On Tuesday, November 3, 2026, 9:00 AM in HST was 7:00 PM in BST. The conversion table above shows today’s values.
Do the clocks change in HST or BST?
HST does not change its clocks. BST: Sunday, March 28, 2027: clocks go forward 1 hour at 1:00 AM local time (UTC+0 → UTC+1).
Is HST the same as HST?
Hawaii-Aleutian Standard Time does not use daylight saving time, so HST applies all year.
Related conversions
- HST to UTC
- HST to GMT
- HST to EST
- HST to CST
- HST to MST
- HST to PST
- HST to AKST
- HST to AST
- HST to CET
- HST to EET
- HST to PKT
- HST to IST
- HST to SGT
- HST to PHT
- HST to JST
- HST to KST
- HST to AEST
- HST to NZST
- UTC to BST
- GMT to BST
- EST to BST
- CST to BST
- MST to BST
- PST to BST
- AKST to BST
- AST to BST
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