Time difference
Las Vegas to Perth Time Difference
Perth is 15 hours ahead of Las Vegas — when it's 12:00 PM in Las Vegas, it's 3:00 AM the next day in Perth. (Las Vegas (America/Los_Angeles, PDT); Perth (Australia/Perth, AWST).) Below: live local times, the best hours for a call, a full conversion table, and exact daylight-saving dates.
Perth is 15 hours ahead of Las Vegas. Standard 9 AM–5 PM business hours in Las Vegas and Perth do not overlap, so a live call needs one side outside normal hours. Clocks change on November 1, 2026, which briefly shifts the gap between Las Vegas and Perth — the converter on this page always reflects the correct offset for the date you pick.
- When it's 9:00 AM in Las Vegas, it's 12:00 AM the next day in Perth.
- When it's 9:00 AM in Perth, it's 6:00 PM the previous day in Las Vegas.
Perth is currently 15 hours ahead of Las Vegas.
Interactive converter
12:00PM
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Best times to meet
Standard 9 AM – 5 PM hours in Las Vegas and Perth do not overlap. The least-bad options are an early start in one city or a late evening call in the other — for example a 7–8 AM meeting in Las Vegas, or a 6–8 PM meeting in Perth.
Quick conversion table
| Las Vegas | Perth |
|---|---|
| 12 AM | 3:00 PM |
| 1 AM | 4:00 PM |
| 2 AM | 5:00 PM |
| 3 AM | 6:00 PM |
| 4 AM | 7:00 PM |
| 5 AM | 8:00 PM |
| 6 AM | 9:00 PM |
| 7 AM | 10:00 PM |
| 8 AM | 11:00 PM |
| 9 AM | 12:00 AM (next day) |
| 10 AM | 1:00 AM (next day) |
| 11 AM | 2:00 AM (next day) |
| 12 PM | 3:00 AM (next day) |
| 1 PM | 4:00 AM (next day) |
| 2 PM | 5:00 AM (next day) |
| 3 PM | 6:00 AM (next day) |
| 4 PM | 7:00 AM (next day) |
| 5 PM | 8:00 AM (next day) |
| 6 PM | 9:00 AM (next day) |
| 7 PM | 10:00 AM (next day) |
| 8 PM | 11:00 AM (next day) |
| 9 PM | 12:00 PM (next day) |
| 10 PM | 1:00 PM (next day) |
| 11 PM | 2:00 PM (next day) |
Daylight saving
On November 1, 2026, Las Vegas shifts for daylight saving. After that, Perth will be 16 hours ahead of Las Vegas (currently 15 hours ahead of Las Vegas). The converter and the tables above always reflect the correct offset for the date you pick.
- Las Vegas is currently observing daylight saving time.
- Perth does not observe daylight saving time.
Frequently asked questions
- Is Perth ahead of or behind Las Vegas?
- Perth is 15 hours ahead of Las Vegas.
- How many hours ahead of Las Vegas is Perth?
- Perth is 15 hours ahead of Las Vegas.
- What time is 9 AM in Las Vegas in Perth?
- 9:00 AM in Las Vegas is 12:00 AM the next day in Perth.
- What time is noon in Las Vegas in Perth?
- 12:00 PM in Las Vegas is 3:00 AM the next day in Perth.
- What time is 5 PM in Las Vegas in Perth?
- 5:00 PM in Las Vegas is 8:00 AM the next day in Perth. Useful for end-of-day handoffs between the two offices.
- What time is 3 PM in Las Vegas in Perth?
- 3:00 PM in Las Vegas is 6:00 AM the next day in Perth.
- Is Las Vegas currently observing daylight saving time?
- Las Vegas is currently observing daylight saving time (summer time).
- Is Perth currently observing daylight saving time?
- Perth does not observe daylight saving time — its UTC offset stays the same all year.
- Do Las Vegas and Perth observe daylight saving?
- On November 1, 2026, Las Vegas shifts for daylight saving. After that, Perth will be 16 hours ahead of Las Vegas (currently 15 hours ahead of Las Vegas). The converter and the tables above always reflect the correct offset for the date you pick.
- When is the best time to call Perth from Las Vegas?
- Las Vegas and Perth business hours don't overlap. The closest options are early mornings in Las Vegas or late evenings, when one side stretches outside 9–5.
- When is the best time to call Las Vegas from Perth?
- Perth and Las Vegas business hours don't overlap. The closest options are early mornings in Perth or late evenings, when one side stretches outside 9–5.
- Las Vegas (PDT) to Perth (AWST) — how do I convert quickly?
- Add 15 hours to Las Vegas local time to get Perth local time. Or use the converter at the top of this page — it stays accurate through daylight-saving changes automatically.
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