HKT to HST Time Converter
Use this HKT to HST time converter to compare Hong Kong and United States time instantly. HST is 18 hours behind HKT, so 9:00 AM HKT becomes 3:00 PM (previous day) HST and 5:00 PM HKT becomes 11:00 PM (previous day) HST. The page is useful for business-hours overlap, international calls, remote-team handoffs, webinars, and travel planning, with daylight saving adjustments handled automatically.
HKT to HST Quick Facts
Use this HKT to HST converter to compare Hong Kong and United States time, check the 18 hours gap, and confirm the right slot for calls, handoffs, and deadlines. Find the best overlap for calls and meetings.
How to Convert HKT to HST
Converting between Hong Kong Time and Hawaii Standard Time means accounting for a 18 hours gap — here's how to do it in under 10 seconds with no sign-up.
Pick the date and time in Hong Kong Time (UTC +8) that you want to convert. Hit "Now" to load the current HKT time instantly, or use "+1h" to step forward and compare.
The equivalent Hawaii Standard Time (UTC -10) time appears immediately. Since HST is 18 hours behind of HKT, conversions often cross midnight — look for the date-change label.
Click "Copy Time" to grab the HST result for your calendar or message. Use "+1d" to check how the conversion shifts across dates — helpful for scheduling recurring Hong Kong–United States calls.
Why Choose Our HKT to HST Converter
With 18 hours between HKT and HST, business-hours overlap is limited. This tool instantly shows which hours work on both sides, so you can lock in a meeting without a chain of "does 3 PM work for you?" emails.
A HKT evening at 9 PM is already the previous afternoon in HST. This converter flags date changes beside the result — critical when booking flights, hitting deadlines, or scheduling across the Hong Kong–United States corridor.
Daylight Saving adjustments can widen or narrow the HKT–HST gap by an hour. During transition weeks many people get it wrong. This converter pulls the current UTC offsets automatically, so the result is right even on the changeover day.
Product launches, sports matches, and webinars are often announced in HKT. Convert the event time to HST so you know exactly when to tune in — with a 18 hours difference, a morning event in Hong Kong hits the evening in United States.
HKT to HST Time Conversion Chart
Quick-reference conversion table covering every hour of the day at a glance.
Hong Kong Time to Hawaii Standard Time full day schedule
| Hong Kong Time | Hawaii Standard Time |
|---|---|
| 12:00 AM |
6:00 AM
(previous day)
|
| 1:00 AM |
7:00 AM
(previous day)
|
| 2:00 AM |
8:00 AM
(previous day)
|
| 3:00 AM |
9:00 AM
(previous day)
|
| 4:00 AM |
10:00 AM
(previous day)
|
| 5:00 AM |
11:00 AM
(previous day)
|
| 6:00 AM |
12:00 PM
(previous day)
|
| 7:00 AM |
1:00 PM
(previous day)
|
| 8:00 AM |
2:00 PM
(previous day)
|
| 9:00 AM |
3:00 PM
(previous day)
|
| 10:00 AM |
4:00 PM
(previous day)
|
| 11:00 AM |
5:00 PM
(previous day)
|
| 12:00 PM |
6:00 PM
(previous day)
|
| 1:00 PM |
7:00 PM
(previous day)
|
| 2:00 PM |
8:00 PM
(previous day)
|
| 3:00 PM |
9:00 PM
(previous day)
|
| 4:00 PM |
10:00 PM
(previous day)
|
| 5:00 PM |
11:00 PM
(previous day)
|
| 6:00 PM |
12:00 AM
|
| 7:00 PM |
1:00 AM
|
| 8:00 PM |
2:00 AM
|
| 9:00 PM |
3:00 AM
|
| 10:00 PM |
4:00 AM
|
| 11:00 PM |
5:00 AM
|
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Convert Other Time Zones to HST
Find the time difference from any major zone into Hawaii Standard Time. Use these pages when scheduling with United States from a different region.