Honolulu to Taiwan
+18hHonolulu
HSTSOURCETaiwan
CSTGreen rows indicate typical business hours (9 AM - 5 PM)
HST and CST on the World Map
The map below highlights the HST (Hawaii Standard Time) and CST (China Standard Time) timezone regions across the globe.
HST – Hawaii Standard Time
UTC-10:00Hawaii Standard Time (HST) is the time zone for the Hawaiian Islands, 10 hours behind UTC.
- •Hawaii does not observe daylight saving time.
- •HST is 5 hours behind EST in winter and 6 hours behind EDT in summer.
- •Hawaii is one of only two US states that don't observe DST (the other is Arizona).
CST – China Standard Time
UTC+08:00China Standard Time (CST) covers all of mainland China, 8 hours ahead of UTC.
- •China uses a single time zone despite spanning 5 geographical zones.
- •In Xinjiang (western China), sunset can be as late as midnight in summer.
- •China abolished daylight saving time in 1991.
- •The Shanghai Stock Exchange operates on CST/Beijing Time.
About Honolulu
WikipediaHonolulu operates on Hawaii Standard Time (HST), UTC-10 with no daylight saving. Hawaii's consistent time makes it a predictable connection between Asia and mainland USA.
Pearl Harbor memorial receives over 2 million visitors annually.
Time Conversion Guide: Honolulu to Taiwan
Honolulu runs on Hawaii-Aleutian Standard Time (HST) at UTC-10:00. Taiwan runs on Taiwan Standard Time (CST) at UTC+08:00. That puts Honolulu 18 hours ahead of Taiwan — a difference of +18h at the current offsets.
In practice, when it is 9:00 AM in Honolulu it is 3:00 AM in Taiwan on the next day. Midnight in Honolulu is 6:00 PM in Taiwan. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Honolulu to Taiwan time conversion table
| Honolulu (HST) | Taiwan (CST) | Day |
|---|---|---|
| 12:00 AM | 6:00 PM | same day |
| 6:00 AM | 12:00 AM | next day |
| 7:00 AM | 1:00 AM | next day |
| 8:00 AM | 2:00 AM | next day |
| 9:00 AM | 3:00 AM | next day |
| 12:00 PM | 6:00 AM | next day |
| 3:00 PM | 9:00 AM | next day |
| 5:00 PM | 11:00 AM | next day |
| 6:00 PM | 12:00 PM | next day |
| 9:00 PM | 3:00 PM | next day |
Why people convert Honolulu to Taiwan time
- Scheduling a call from Honolulu to Taiwan: a 10:00 AM start in Honolulu lands at 4:00 AM in Taiwan the next day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +18h gap: Honolulu and Taiwan have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in Taiwan is 3:00 AM in Honolulu.
- Watching a live event or market open: Honolulu viewers need 3:00 AM in Taiwan to catch a 9:00 AM start there, and 6:00 AM if the event is anchored to Honolulu.
- Always state the zone abbreviation, not just the hour. "3:00 PM HST" is unambiguous; "3 PM" across a +18h gap is not.
- With a +18h gap there is no shared 9-to-5 window, so alternate the early start: one week Honolulu takes the early slot, the next week Taiwan does.
About HST (Hawaii Standard Time)
Hawaii Standard Time (HST) is used in the state of Hawaii and does not observe daylight saving time. This makes HST one of the most consistent time zones in the US. The Hawaiian Islands are among the last places on Earth to see a new calendar day.
About CST (China Standard Time)
China Standard Time (CST, also known as Beijing Time) is used across all of mainland China despite the country spanning five geographical time zones. This single-timezone policy was adopted in 1949. China does not observe daylight saving time. CST is shared with Hong Kong (HKT), Macau, Taiwan, Singapore, Malaysia, and the Philippines, making UTC+08:00 one of the most used offsets in the world.
Best time to call between Honolulu and Taiwan
With a +18h offset there is no overlap inside a normal 9 AM – 5 PM day. Taiwan opens at 9:00 AM CST, which is 3:00 AM in Honolulu, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Honolulu and Taiwan have no shared working hours because of the +18h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Honolulu is 18 hours ahead of Taiwan (HST UTC-10:00 → CST UTC+08:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Honolulu and Taiwan?
Honolulu (HST, UTC-10:00) is 18 hours ahead of Taiwan (CST, UTC+08:00). The gap is currently +18h.
How do I convert Honolulu time to Taiwan time?
Add +18h to Honolulu local time. For example, 9:00 AM in Honolulu is 3:00 AM in Taiwan (next day).
What time is it in Taiwan right now?
Taiwan uses CST at UTC+08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +18h offset from Honolulu.
What is the best time to call Taiwan from Honolulu?
There is no shared working-hours window because of the +18h gap. The closest option is 1:00 PM in Honolulu, which is 7:00 AM in Taiwan.
Which is ahead, Honolulu or Taiwan?
Honolulu is 18 hours ahead of Taiwan. When it is 12:00 PM in Honolulu it is 6:00 AM in Taiwan.
Do Honolulu and Taiwan use different time zones?
Honolulu (USA) uses HST at UTC-10:00, while Taiwan (Taiwan) uses CST at UTC+08:00. The IANA identifiers are Pacific/Honolulu and Asia/Taipei.
Does daylight saving time affect the Honolulu–Taiwan difference?
Neither zone observes daylight saving time, so the +18h offset between Honolulu and Taiwan is fixed all year.
Which other cities share Honolulu's time zone?
HST also covers Honolulu, Hilo, Kailua, Pearl City, Kapolei.
Which countries use HST, Honolulu's zone?
HST is used in United States (Hawaii).
Is there a day difference between Honolulu and Taiwan?
Sometimes. The +18h gap is large enough that 8:00 PM or later in Honolulu already falls on the next day in Taiwan.
What is the time difference between Honolulu and Taiwan?
Taiwan is +18h from Honolulu.
What timezone is Honolulu in?
Honolulu operates on Hawaii Standard Time (HST), UTC-10 with no daylight saving. Hawaii's consistent time makes it a predictable connection between Asia and mainland USA.
What timezone is Taiwan in?
Taiwan operates on its local timezone.
What are the business hours in Honolulu?
Standard business hours in Honolulu are 8:00 AM - 5:00 PM HST.
Which countries use HST (Hawaii Standard Time)?
HST is used in United States (Hawaii).
Does HST observe daylight saving time?
No, HST does not observe daylight saving time and remains at UTC-10:00 year-round.
What are some interesting facts about HST?
Hawaii does not observe daylight saving time. HST is 5 hours behind EST in winter and 6 hours behind EDT in summer.
Which cities are in the CST timezone?
Major cities in the CST timezone include Shanghai, Beijing, Shenzhen, Guangzhou, Chengdu, Hong Kong, Taipei, Wuhan.
What is the UTC offset for CST?
China Standard Time (CST) is at UTC+08:00.
What should I know about the CST timezone?
China uses a single time zone despite spanning 5 geographical zones. In Xinjiang (western China), sunset can be as late as midnight in summer.
When is it midnight in Honolulu, what time is it in Taiwan?
When it is 12:00 AM (midnight) in Honolulu (HST), it is +18h later in Taiwan (CST).
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