HKT to AKST Converter
Convert time between Hong Kong Time (HKT) and Alaska Standard Time (AKST)
Hong Kong Time (HKT)
Alaska Standard Time (AKST)
Time Difference
Alaska Standard Time (AKST) is 0 hours ahead of Hong Kong Time (HKT)
Select Date
Select Time
Quick Reference
| HKT | AKST |
|---|---|
| 10:00 | 18:00 |
| 12:00 | 20:00 |
| 14:00 | 22:00 |
| 16:00 | 00:00 |
| 18:00 | 02:00 |
| 20:00 | 04:00 |
| 22:00 | 06:00 |
| 00:00 | 08:00 |
| 02:00 | 10:00 |
| 04:00 | 12:00 |
| 06:00 | 14:00 |
| 08:00 | 16:00 |
Top 10 Most Common Time Zones
| Abbreviation | Full Name | UTC Offset | Typical Use |
|---|---|---|---|
| UTC | Coordinated Universal Time | UTC ±0 | Global reference standard (servers, logs, APIs) |
| EST / EDT | Eastern (US) Time | UTC −5 / −4 | New York, Toronto — North American business hub |
| CST / CDT | Central (US) Time | UTC −6 / −5 | Chicago, Dallas — US central business region |
| PST / PDT | Pacific (US) Time | UTC −8 / −7 | San Francisco, Los Angeles — tech industry standard |
| GMT / BST | Greenwich Mean / British Summer Time | UTC 0 / +1 | UK, used globally as a reference with UTC |
| CET / CEST | Central European (Summer) Time | UTC +1 / +2 | Paris, Berlin, Amsterdam — EU business core |
| IST | India Standard Time | UTC +5:30 | India — major IT & outsourcing region |
| CST | China Standard Time | UTC +8 | Beijing, Shanghai — East Asia business hub |
| JST | Japan Standard Time | UTC +9 | Tokyo — finance & tech hub |
| AEST / AEDT | Australian Eastern (Daylight) Time | UTC +10 / +11 | Sydney, Melbourne — APAC regional business |
Why Time Zone Abbreviations Are Ambiguous
Unlike standardized identifiers (like America/New_York or Europe/London from the IANA tz database), abbreviations such as "CST" or "IST" are not globally unique. They can refer to different time zones depending on context — country, region, or even time of year (due to daylight saving time).
Common Ambiguous Time Zone Abbreviations
| Abbrev. | Common Meaning(s) | UTC Offset | Region(s) |
|---|---|---|---|
| CST | Central Standard Time / China Standard Time / Cuba Standard Time | UTC−6 / UTC+8 / UTC−5 | North America, China, Cuba |
| IST | Indian Standard Time / Irish Standard Time / Israel Standard Time | UTC+5:30 / UTC+1 / UTC+2 | India, Ireland, Israel |
| AST | Atlantic Standard Time / Arabia Standard Time | UTC−4 / UTC+3 | Caribbean, Canada, Middle East |
| PST | Pacific Standard Time / Philippine Standard Time | UTC−8 / UTC+8 | North America, Philippines |
| EST | Eastern Standard Time (North America / Australia) | UTC−5 / UTC+10 | North America, Australia |
✅ Best Practice
To avoid ambiguity, always:
- Use IANA tz identifiers — e.g.,
America/New_Yorkinstead of "EST" - Specify UTC offset explicitly — e.g.,
UTC−5when abbreviations must be used - Include the full timezone name — e.g., "Eastern Standard Time (EST)" with UTC offset
About HKT to AKST Time Conversion
Converting time between Hong Kong Time (HKT) and Alaska Standard Time (AKST) covers one of the widest gaps you will encounter when scheduling across the Pacific. HKT is UTC+8 year-round, while AKST is UTC-9, placing Hong Kong 17 hours ahead of Alaska during winter. A Hong Kong workday call almost always lands on the previous calendar day in Anchorage.
This time zone converter uses the IANA timezone database to ensure accurate calculations. AKST applies from the first Sunday in November to the second Sunday in March. The rest of the year Alaska is on AKDT (UTC-8) and the gap narrows to 16 hours. Hong Kong never observes daylight saving, so all variation comes from the Alaskan side. Whether you are scheduling winter calls or coordinating with Alaska-based contacts, our converter helps you find a usable overlap.
Common Use Cases for HKT to AKST Conversion
Business & Work
- Scheduling winter calls between Hong Kong and Alaska-based partners
- Coordinating logistics, fisheries or energy operations across the North Pacific
- Planning conference calls with Anchorage offices during AKST months
Personal & Travel
- Planning winter travel from Hong Kong to Alaska
- Coordinating with family and friends in Anchorage, Juneau or Fairbanks
- Scheduling virtual events bridging East Asia and Alaska in the dark season
Time Zone Information
Hong Kong Time (HKT)
- UTC Offset: UTC+8
- IANA Timezone: Asia/Hong_Kong
- Daylight Saving: No daylight saving time (consistent year-round)
- Major Cities: Hong Kong, Kowloon, Tsuen Wan, Yuen Long
- Coverage: Hong Kong Special Administrative Region
Alaska Standard Time (AKST)
- UTC Offset: UTC-9
- IANA Timezone: America/Anchorage
- Daylight Saving: Active from first Sunday in November to second Sunday in March (shifts to AKDT UTC-8 outside this window)
- Major Cities: Anchorage, Juneau, Fairbanks, Sitka, Wasilla
- Coverage: Most of the state of Alaska during standard time months
Quick Reference: HKT to AKST
Remember: AKST is 17 hours behind HKT. From March to November Alaska is on AKDT and the gap is 16 hours. Always confirm the local Anchorage date when scheduling.
Frequently Asked Questions
What is the time difference between HKT and AKST?
Hong Kong Time (HKT) is UTC+8, while Alaska Standard Time (AKST) is UTC-9. AKST is 17 hours behind HKT. When it is 12:00 PM in Hong Kong, it is 7:00 PM in Anchorage on the previous calendar day.
When is AKST actually in effect?
AKST runs from the first Sunday in November to the second Sunday in March. The rest of the year Alaska is on AKDT (UTC-8), which narrows the gap to HKT to 16 hours.
Does Hong Kong observe daylight saving time?
No. Hong Kong stays on HKT (UTC+8) year-round. All variation in this conversion comes from the Alaskan side.
What are the best times for HKT-AKST business calls?
Live overlap is tight. Hong Kong morning (8:00 to 10:00 AM HKT) lines up with Alaska late afternoon the previous day (3:00 to 5:00 PM AKST). Hong Kong late evening (9:00 to 11:00 PM HKT) maps to early morning Anchorage (4:00 to 6:00 AM AKST).
Which countries or regions use AKST?
AKST covers most of the US state of Alaska during standard time months. Major cities include Anchorage, Juneau, Fairbanks, Sitka and Wasilla. The far western Aleutian Islands use HST instead.
Which countries or regions use HKT?
Hong Kong Time is used in the Hong Kong Special Administrative Region. The same UTC+8 offset is shared with mainland China (CST), Taiwan, Singapore (SGT), the Philippines (PHT) and Western Australia (AWST).
Pro Tips
- • AKST is 17 hours behind HKT — subtract 17 hours from Hong Kong time and step back one calendar day.
- • Shortcut: same clock time, swap AM/PM, subtract 5 hours, and step back a day.
- • AKST only runs November to March. From March to November use HKT to AKDT (16-hour difference) instead.
- • Hong Kong morning (8:00 to 10:00 AM HKT) is the cleanest live overlap with Alaska late-afternoon (3:00 to 5:00 PM AKST).
- • Always confirm the Anchorage calendar date — Hong Kong daytime sits in the previous day in Alaska.
- • Use IANA identifiers Asia/Hong_Kong and America/Anchorage in calendars so the November and March transitions are handled automatically.