PST to AEST Converter

Category: Time Zone Converters

- June 19, 2025

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Pacific Standard Time (PST/PDT)

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

Conversion Settings

Configure your timezone conversion preferences

Auto Convert

Daylight Saving Aware

Show UTC Offset

Australian Eastern Standard Time (AEST)

UTC+10 • Sydney, Melbourne, Brisbane

--:--:--

Select a time to convert

Time Difference: --

UTC Offset (PST): -08:00

UTC Offset (AEST): +10:00

DST Status: --

PST/PDT Time: --

AEST Time: --

Time Format:

Current PST/PDT: --:--:--

Current AEST: --:--:--

🇺🇸 PST changes to PDT (UTC-7) during daylight saving time. AEST is always UTC+10 and never observes daylight saving time.

PST to AEST Conversion Guide

What is PST to AEST Conversion?

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

Time Zone Information

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

Australian Eastern Standard Time (AEST): Used throughout eastern Australia including Sydney, Melbourne, Brisbane, and Canberra. Always UTC+10 with no daylight saving time adjustments.

Time Difference: PST is typically 18 hours behind AEST, or 17 hours behind during PDT daylight saving time.

Daylight Saving Time Impact

Winter Period (PST): November to March - PST is 18 hours behind AEST

Summer Period (PDT): March to November - PDT is 17 hours behind AEST

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

Common Conversion Examples

Business Hours (Winter)

PST 3:00 PM → AEST 9:00 AM (next day)

PST 12:00 AM → AEST 6:00 PM

18 hour time difference during PST period

Business Hours (Summer)

PDT 4:00 PM → AEST 9:00 AM (next day)

PDT 1:00 AM → AEST 6:00 PM

17 hour time difference during PDT period

Meeting Planning

Best PST Time: 5:00 AM - 6:00 AM

Converts to AEST: 11:00 PM - 12:00 AM

Late evening AEST for business hours

Event Scheduling

PST 6:00 AM: AEST Midnight (next day)

PST 6:00 PM: AEST Noon (next day)

Perfect for global event timing

Conversion Tips & Best Practices

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

• AEST doesn't change - it's always 10 hours ahead of UTC throughout the year

• Business meetings work best when PST is in early morning (5-6 AM) for AEST late evening hours

• Remember that dates change across the conversion - AEST is often a day ahead

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

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

PST to AEST Time Converter

Why this converter exists in the first place

Time zones don’t play nice, especially when you’re juggling meetings across continents. If you’ve ever stared at your calendar trying to figure out what 4 PM in San Francisco means for a 9 AM call in Sydney, you’re not alone. This PST to AEST time converter was built with that problem in mind. It’s made for quick answers without needing to Google offsets or think through daylight saving time.

Start with Pacific Time or AEST—your choice

The tool defaults to converting from Pacific Standard Time (PST) or Daylight Time (PDT) to Australian Eastern Standard Time (AEST). But you can flip it. Just hit the Swap button, and the tool switches input/output zones so you can go from AEST to PST/PDT just as easily.

You enter a date and time, pick the zone you’re starting from, and the calculator gives you the matching time across the globe. Even better, it auto-updates the result if you turn on "Auto Convert"—no need to hit a button after every change.

How to use it, step by step

1. Pick your starting zone

By default, the calculator assumes you're entering time in PST/PDT, but a dropdown lets you switch to AEST if that's your base timezone.

2. Enter the date and time

You’ll find two input boxes: one for the date, one for the time. Fill those in, or hit the Now button to drop in the current time for the selected zone.

3. Check or uncheck optional settings

Auto Convert: Automatically updates the result when you change the date or time.
Daylight Saving Aware: Adjusts for PDT when it's in effect (usually March to November).
Show UTC Offset: Displays the raw time offsets (like UTC-7 or UTC+10) for reference.

4. Hit Convert (or don’t)

If "Auto Convert" is turned off, click the Convert Time button to see your result. You’ll get the converted time, the day it lands on, and a breakdown of time difference and offset values.

5. Use the extra buttons for speed

Swap: Flips the input/output zones.
Now: Sets the input to the current time in your selected zone.
Reset: Returns everything to the default state with the current Pacific time pre-filled.

What makes this converter stand out

Live clocks for context

Right under the main display, you’ll see the current time ticking away for both Pacific and AEST zones. That helps ground your conversions and makes it easier to plan on the fly.

Built-in DST logic

No guesswork here. If Daylight Saving Time is active in the Pacific zone, the tool detects it automatically (if DST Awareness is enabled). That means your conversions stay correct year-round.

Switch between 12-hour and 24-hour format

A single button lets you toggle how times are shown, which is especially helpful for international work or to avoid AM/PM mix-ups.

Keyboard shortcuts

Power users, rejoice. Hit F to switch formats, N to set current time, S to swap zones, R to reset, and Enter to run the conversion. These work outside input fields to keep your workflow fast.

Answers to common questions

What happens if I don’t enter a time?

Nothing breaks. You’ll just see placeholder dashes in the output until you enter both a date and time.

Why does the output show a different date?

Because AEST is often a day ahead of PST, converting a time might land you in “tomorrow” or “yesterday” depending on direction. The tool handles this correctly and shows the full date to avoid surprises.

Is this just for PST and AEST?

Right now, yes. The focus is on these two zones for users with frequent business or family ties between the west coast of the U.S. and eastern Australia. The dropdown does let you input from either zone.

Keep your timezones straight, no calculator needed

Whether you're setting up a cross-Pacific video call, planning a virtual event, or just making sure you won’t wake someone up at 2 AM, this tool gets you the answer fast. No fiddling with time math, no missed meetings. Just clear, reliable conversion—and a schedule that actually works.