Sydney to Phnom Penh
Converting a fixed time. Australia/Sydney → Asia/Phnom_Penh · 7,031 km (4,366 miles) apart
Clocks go forward 1 hour on Sunday, 4th October 2026, at 1:59 am local time (3:00 am after the change).
Clocks here do not change — this zone stays on the same offset all year.
Convert a specific time minutes work, not just whole hours
Hour by hour
| Sydney | Phnom Penh | 24h | Good to call? |
|---|---|---|---|
| 12am | 9pm Wed | 00:00 → 21:00 | asleep in Sydney |
| 1am | 10pm Wed | 01:00 → 22:00 | asleep in Phnom Penh |
| 2am | 11pm Wed | 02:00 → 23:00 | asleep in Phnom Penh |
| 3am | 12am | 03:00 → 00:00 | asleep in Phnom Penh |
| 4am | 1am | 04:00 → 01:00 | asleep in Phnom Penh |
| 5am | 2am | 05:00 → 02:00 | asleep in Phnom Penh |
| 6am | 3am | 06:00 → 03:00 | asleep in Phnom Penh |
| 7am | 4am | 07:00 → 04:00 | asleep in Phnom Penh |
| 8am | 5am | 08:00 → 05:00 | asleep in Phnom Penh |
| 9am | 6am | 09:00 → 06:00 | asleep in Phnom Penh |
| 10am | 7am | 10:00 → 07:00 | awake, not at work |
| 11am | 8am | 11:00 → 08:00 | awake, not at work |
| 12pm | 9am | 12:00 → 09:00 | both at work |
| 1pm | 10am | 13:00 → 10:00 | both at work |
| 2pm | 11am | 14:00 → 11:00 | both at work |
| 3pm | 12pm | 15:00 → 12:00 | both at work |
| 4pm | 1pm | 16:00 → 13:00 | both at work |
| 5pm | 2pm | 17:00 → 14:00 | awake, not at work |
| 6pm | 3pm | 18:00 → 15:00 | awake, not at work |
| 7pm | 4pm | 19:00 → 16:00 | awake, not at work |
| 8pm now | 5pm | 20:00 → 17:00 | awake, not at work |
| 9pm | 6pm | 21:00 → 18:00 | awake, not at work |
| 10pm | 7pm | 22:00 → 19:00 | asleep in Sydney |
| 11pm | 8pm | 23:00 → 20:00 | asleep in Sydney |
Call times
Both places are at work between 12pm and 17:00 in Sydney — 9am to 1pm at the other end.
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Questions people ask
What time is it in Phnom Penh when it is 12:00 pm in Sydney?
9:00 am in Phnom Penh the same day.
How many hours ahead is Phnom Penh of Sydney?
Phnom Penh is 3 hours behind Sydney. That gap is not fixed: it changes when either place starts or ends daylight saving. The table on this page is recalculated for today, so it is already correct for the current season.
What is the best time to call between Sydney and Phnom Penh?
Both places are at work between 12pm and 17:00 in Sydney — 9am to 1pm at the other end.
When does the difference between Sydney and Phnom Penh change?
Sydney: Clocks go forward 1 hour on Sunday, 4th October 2026, at 1:59 am local time (3:00 am after the change). Phnom Penh does not change its clocks, so the gap shifts by an hour on that date.