HST to HKT Converter
Quick answers
HST is 18 hours behind HKT. HST uses GMT -10, and HKT uses GMT +8 for this comparison.
For example, 2:00 am HST is 8:00 pm HKT. Use the converter above to adjust the date or time and create a shareable meeting link.
Best meeting overlap: 3pm-5pm HST, which is 9am-11am HKT (next day).
Compare HST time with HKT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Hawaii Standard Time is 18 hours behind Hong Kong Time
2:00 am02:00 in HST is 8:00 pm20:00 in HKT
HST to HKT call time
Best time for a conference call or a meeting is between 3pm-5pm in HST which corresponds to 9am-11am in HKT (next day)
2:00 am02:00 Hawaii Standard Time (HST). Offset UTC -10:00 hours
8:00 pm20:00 Hong Kong Time (HKT). Offset UTC +8:00 hours
2:00 am02:00 HST / 8:00 pm20:00 HKT
| HST | HKT |
|---|---|
| 12am (midnight) | 6pm |
| 1am | 7pm |
| 2am | 8pm |
| 3am | 9pm |
| 4am | 10pm |
| 5am | 11pm |
| 6am | 12am (midnight) |
| 7am | 1am |
| 8am | 2am |
| 9am | 3am |
| 10am | 4am |
| 11am | 5am |
| 12pm (noon) | 6am |
| 1pm | 7am |
| 2pm | 8am |
| 3pm | 9am |
| 4pm | 10am |
| 5pm | 11am |
| 6pm | 12pm (noon) |
| 7pm | 1pm |
| 8pm | 2pm |
| 9pm | 3pm |
| 10pm | 4pm |
| 11pm | 5pm |
| 00:00 | 18:00 |
| 01:00 | 19:00 |
| 02:00 | 20:00 |
| 03:00 | 21:00 |
| 04:00 | 22:00 |
| 05:00 | 23:00 |
| 06:00 | 00:00 |
| 07:00 | 01:00 |
| 08:00 | 02:00 |
| 09:00 | 03:00 |
| 10:00 | 04:00 |
| 11:00 | 05:00 |
| 12:00 | 06:00 |
| 13:00 | 07:00 |
| 14:00 | 08:00 |
| 15:00 | 09:00 |
| 16:00 | 10:00 |
| 17:00 | 11:00 |
| 18:00 | 12:00 |
| 19:00 | 13:00 |
| 20:00 | 14:00 |
| 21:00 | 15:00 |
| 22:00 | 16:00 |
| 23:00 | 17:00 |
Hawaii Standard Time
Offset: HST is 10 hours behind Greenwich Mean Time (GMT) and is used in Pacific
Countries using this time zone: United States
Principal Cities: The largest city in the HST time zone is Honolulu in the United States, with about 371,657 people. Other major cities in this time zone include Pearl City, Hilo, Kailua, Waipahu.
Daylight Saving: Clocks in Hawaii Standard Time (HST) do not change for daylight saving time, so HST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

HST 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 HST
- W - short form of 'Whiskey'
- America/Adak
- America/Atka
- HST
- Pacific/Honolulu
- Pacific/Johnston
- US/Aleutian
- US/Hawaii
- HAST - Hawaii-Aleutian Standard Time
- CKT - Cook Island Time
- HST - Hawaii Standard Time
- TAHT - Tahiti Time
- W - Whiskey Time Zone
Hong Kong Time
Offset: HKT is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia
Countries using this time zone: Hong Kong
Principal Cities: The largest city in the HKT time zone is Hong Kong in Hong Kong, with about 7.013 million people. Other major cities in this time zone include Kowloon, Tsuen Wan, Yuen Long Kau Hui, Sha Tin.
Daylight Saving: Clocks in Hong Kong Time (HKT) do not change for daylight saving time, so HKT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

HKT representations, usage and related time zones
- +08 - basic short
- +0800 - basic
- +08:00 - extended
- +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the east of the zero meridian.
- Hotel - Military abbreviation for HKT
- H - short form of 'Hotel'
- Asia/Hong_Kong
- Hongkong
- ACT - ASEAN Common Time
- AWST - Australian Western Standard Time
- BNT - Brunei Darussalam Time
- CAST - Casey Time
- CHOT - Choibalsan Time
- CST - China Standard Time
- H - Hotel Time Zone
- HKT - Hong Kong Time
- HOVST - Hovd Summer Time
- IRKT - Irkutsk Time
- KRAST - Krasnoyarsk Summer Time
- MYT - Malaysia Time
- PHT - Philippine Time
- SGT - Singapore Time
- ULAT - Ulaanbaatar Time
- WITA - Central Indonesian Time
