HST to PST
+2hHST
HSTSOURCEPST
PSTGreen rows indicate typical business hours (9 AM - 5 PM)
HST and PST on the World Map
The map below highlights the HST (Hawaii Standard Time) and PST (Pacific 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).
PST – Pacific Standard Time
UTC-08:00Pacific Standard Time (PST) is the time zone for the US and Canadian Pacific coast, 8 hours behind UTC.
- •Silicon Valley and the world's biggest tech companies operate on Pacific Time.
- •The Hollywood film industry runs on PST/PDT.
- •PST is 3 hours behind EST, creating a significant business hours gap.
- •Vancouver, Canada's third-largest city, uses PST.
Time Conversion Guide: HST to PST
HST runs on Hawaii Standard Time (HST) at UTC-10:00. PST runs on Pacific Standard Time (PST) at UTC-08:00. That puts HST 2 hours ahead of PST — a difference of +2h at the current offsets.
In practice, when it is 9:00 AM in HST it is 11:00 AM in PST. Midnight in HST is 2:00 AM in PST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
HST to PST time conversion table
| HST (HST) | PST (PST) | Day |
|---|---|---|
| 12:00 AM | 2:00 AM | same day |
| 6:00 AM | 8:00 AM | same day |
| 7:00 AM | 9:00 AM | same day |
| 8:00 AM | 10:00 AM | same day |
| 9:00 AM | 11:00 AM | same day |
| 12:00 PM | 2:00 PM | same day |
| 3:00 PM | 5:00 PM | same day |
| 5:00 PM | 7:00 PM | same day |
| 6:00 PM | 8:00 PM | same day |
| 9:00 PM | 11:00 PM | same day |
Why people convert HST to PST time
- Scheduling a call from HST to PST: a 10:00 AM start in HST lands at 12:00 PM in PST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both HST and PST are inside the 9-to-5 working day between 9:00 AM and 3:00 PM HST time (11:00 AM–5:00 PM PST). That is roughly 6 hours of usable overlap.
- Coordinating a HST-based team with PST contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM HST" is unambiguous; "3 PM" across a +2h gap is not.
- Block 9:00 AM–3:00 PM HST as the recurring meeting window if you work primarily from HST and need PST colleagues present.
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 PST (Pacific Standard Time)
Pacific Standard Time (PST) covers the west coast of North America, including tech hubs like San Francisco and Seattle, and entertainment capital Los Angeles. The Pacific Time Zone is home to Silicon Valley and the world's largest technology companies. During summer, clocks advance to Pacific Daylight Time (PDT, UTC-07:00). PST is also observed in Baja California, Mexico.
Best time to call between HST and PST
Both HST and PST sit inside the 9 AM – 5 PM working day between 9:00 AM–3:00 PM HST, which is 11:00 AM–5:00 PM PST. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
HST and PST share 6 hours of working-hours overlap (9:00 AM–3:00 PM HST), so scheduling a live meeting is straightforward.
HST is 2 hours ahead of PST (HST UTC-10:00 → PST UTC-08:00). The shared working window is 9:00 AM–3:00 PM HST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
HST
Does not observe DST
PST
☀ Currently in DST
Standard: UTC-08:00 · DST: UTC-07:00
Clocks fall back on Sun, Nov 1, 2026
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 HST and PST?
HST (HST, UTC-10:00) is 2 hours ahead of PST (PST, UTC-08:00). The gap is currently +2h.
How do I convert HST time to PST time?
Add +2h to HST local time. For example, 9:00 AM in HST is 11:00 AM in PST.
What time is it in PST right now?
PST uses PST at UTC-08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +2h offset from HST.
What is the best time to call PST from HST?
Call between 9:00 AM and 3:00 PM HST — that maps to 11:00 AM–5:00 PM PST and keeps both parties inside the working day.
Which is ahead, HST or PST?
HST is 2 hours ahead of PST. When it is 12:00 PM in HST it is 2:00 PM in PST.
Does daylight saving time affect the HST–PST difference?
Neither zone observes daylight saving time, so the +2h offset between HST and PST is fixed all year.
Which other cities share HST's time zone?
HST also covers Honolulu, Hilo, Kailua, Pearl City, Kapolei.
Which countries use HST, HST's zone?
HST is used in United States (Hawaii).
Is there a day difference between HST and PST?
Not normally. The +2h gap only pushes the date over for late-evening times.
What is the time difference between HST and PST?
PST is +2h from HST.
What timezone is HST in?
HST operates on its local timezone.
What timezone is PST in?
PST operates on its local timezone.
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 PST timezone?
Major cities in the PST timezone include Los Angeles, San Francisco, Seattle, Vancouver, San Diego, Portland, Las Vegas, Sacramento.
What is the UTC offset for PST?
Pacific Standard Time (PST) is at UTC-08:00. During daylight saving time, it shifts to PDT.
What should I know about the PST timezone?
Silicon Valley and the world's biggest tech companies operate on Pacific Time. The Hollywood film industry runs on PST/PDT.
When is it midnight in HST, what time is it in PST?
When it is 12:00 AM (midnight) in HST (HST), it is +2h later in PST (PST).
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- new york to hst
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- singapore to hst
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- paris to hst
- delhi to hst
- mumbai to hst
- berlin to hst
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- toronto to hst
- kathmandu to hst
See every conversion from HST →·See every conversion from PST →