HST to PST Converter

Category: Time Zone Converters

- July 01, 2025

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Hawaii Standard Time (HST)

UTC-10 • Honolulu, Hilo, Kailua

Conversion Settings

Configure your timezone conversion preferences

Auto Convert

Daylight Saving Aware

Show UTC Offset

Pacific Standard Time (PST/PDT)

UTC-8/-7 • Los Angeles, San Francisco, Seattle

--:--:--

Select a time to convert

Time Difference: --

UTC Offset (HST): -10:00

UTC Offset (PST): -08:00

DST Status: --

HST Time: --

PST/PDT Time: --

Time Format:

Current HST: --:--:--

Current PST: --:--:--

🌺 HST is always UTC-10 with no daylight saving. PST changes to PDT (UTC-7) during daylight saving time.

HST to PST Conversion Guide

What is HST to PST Conversion?

HST to PST conversion helps you translate time between Hawaii Standard Time and Pacific Standard Time zones. HST is UTC-10 and never changes for daylight saving time. PST is UTC-8 in winter and becomes PDT (UTC-7) during daylight saving time from March to November.

Time Zone Information

Hawaii Standard Time (HST): Used throughout Hawaii including Honolulu, Hilo, and Kailua. Always UTC-10 with no daylight saving time adjustments.

Pacific Standard Time (PST): Used in Western US including Los Angeles, San Francisco, and Seattle. UTC-8 in winter, becomes PDT (UTC-7) during daylight saving.

Time Difference: HST is typically 2 hours behind PST, or 3 hours behind PDT during daylight saving time.

Daylight Saving Time Impact

Winter Period (PST): November to March - HST is 2 hours behind PST

Summer Period (PDT): March to November - HST is 3 hours behind PDT

Hawaii Time: No daylight saving time changes - always UTC-10 year-round

Common Conversion Examples

Business Hours (Winter)

HST 9:00 AM → PST 11:00 AM

HST 5:00 PM → PST 7:00 PM

2 hour time difference during PST period

Business Hours (Summer)

HST 9:00 AM → PDT 12:00 PM

HST 5:00 PM → PDT 8:00 PM

3 hour time difference during PDT period

Meeting Planning

Best HST Time: 8:00 AM - 4:00 PM

Converts to PST: 10:00 AM - 6:00 PM

Optimal for both business hours

Event Scheduling

HST Midnight: 2:00 AM PST

HST Noon: 2:00 PM PST

Perfect for West Coast coordination

Conversion Tips & Best Practices

• Always check if Pacific Time is observing PST or PDT when scheduling

• HST doesn't change - it's always 10 hours behind UTC throughout the year

• Business meetings work best when HST is morning hours (8 AM-4 PM) for PST business hours

• Hawaii is one of the few US states that doesn't observe daylight saving time

• Use 24-hour format to avoid AM/PM confusion when scheduling between zones

• PST transitions to PDT on the second Sunday in March at 2:00 AM

Convert Between Hawaii and Pacific Time

If you've ever tried planning a meeting between Honolulu and Los Angeles, you know the time difference can sneak up on you. Here's a quick reference to show which countries operate on Hawaii Standard Time and Pacific Time. This table helps visualize the spread of each zone so you know exactly what you're working with.

Hawaii Standard Time (UTC-10)	Pacific Time (UTC-8 / UTC-7)
🇺🇸 United States (Hawaii) 🇫🇲 Micronesia (Some parts) 🇰🇮 Kiribati (Phoenix Islands) 🇨🇰 Cook Islands 🇫🇯 Fiji (Rotuma, unofficial) 🇳🇺 Niue 🇵🇫 French Polynesia (some islands)	🇺🇸 United States (California, Washington, Oregon, Nevada) 🇨🇦 Canada (British Columbia, Yukon) 🇲🇽 Mexico (Baja California)

Timing Made Simple for Island and WEST Coast Connections

The HST to PST Time Converter is designed for anyone working, traveling, or scheduling across Hawaii and the western edge of North America. Whether you're coordinating a morning surf lesson in Honolulu with a team stand-up in San Francisco, or trying to catch a livestream that airs from Seattle, this tool keeps it straightforward.

What This Converter Actually Does

At its core, this tool takes your chosen time and date in either HST or PST, then converts it accurately to the other. It checks whether Pacific Time is currently using daylight saving time and updates everything accordingly. HST always stays at UTC-10, while PST shifts to PDT (UTC-7) during summer months. The result includes:

The converted time and day in the other zone
Current time difference in hours
Formatted outputs for easy copy or scheduling
A live look at the current clock in both zones

Steps to Use the Converter Without Confusion

Choose which zone you're starting from

Pick HST or PST from the dropdown. This changes the layout to show your selection as the input zone.

Enter the time and date

Use the fields to plug in your target time. If you’re converting from the present moment, just click “Now” to auto-fill everything.

Decide how much detail you want

Auto Convert: Keeps results updated while you type
Daylight Saving Aware: Adjusts Pacific Time based on whether it’s currently observing PDT
Show UTC Offset: Adds the exact offset like -10:00 or -07:00 for extra clarity

Click once and get your answer

Hit “Convert Time” to see the full results. Use “Swap” if you want to reverse the conversion direction.

A Practical Example Across the Pacific

If you live in Kiribati’s Phoenix Islands and need to call someone in Canada’s British Columbia, this tool tells you instantly whether it’s still the same day or already a few hours into the next. With time differences that change based on daylight saving in Pacific regions, having clarity makes everything easier.

Little Features That Go a Long Way

Live Clocks: You can always see what time it is in both zones right now
Reset Button: Clears everything and starts fresh with today’s date and time
Format Toggle: Switch between 12-hour and 24-hour views depending on your preference
Keyboard Shortcuts: Use spacebar to convert, S to swap zones, N for now, R to reset, and F to switch formats

Make Every Hour Count from Honolulu to Vancouver

This converter keeps the math out of your meetings and the guesswork out of your events. Whether you're planning across the US coastlines or working remotely from the Pacific, it’s one less thing to double-check. Just punch in your time, and the rest takes care of itself.