Atlanta to Perth time converter

Perth is 12 hours ahead of Atlanta. When it is 9:00 AM in Atlanta, it is 9:00 PM in Perth.

Atlanta EDT

Saturday, October 17, 2026

Perth AWST

Sunday, October 18, 2026

Atlanta
Georgia, United States
Sat, Oct 17
EDTUTC-4
Perth
Western Australia, Australia
Sun, Oct 18
AWSTUTC+8+12h
Finding your time zone…
Shared working hours (9:00–18:00)

Atlanta to Perth conversion table

Every hour of today in Atlanta and the matching time in Perth. Light rows are typical working hours (9:00–18:00).

AtlantaPerth
12:00 AM12:00 PM
1:00 AM1:00 PM
2:00 AM2:00 PM
3:00 AM3:00 PM
4:00 AM4:00 PM
5:00 AM5:00 PM
6:00 AM6:00 PM
7:00 AM7:00 PM
8:00 AM8:00 PM
9:00 AM9:00 PM
10:00 AM10:00 PM
11:00 AM11:00 PM
12:00 PM12:00 AM+1 day
1:00 PM1:00 AM+1 day
2:00 PM2:00 AM+1 day
3:00 PM3:00 AM+1 day
4:00 PM4:00 AM+1 day
5:00 PM5:00 AM+1 day
6:00 PM6:00 AM+1 day
7:00 PM7:00 AM+1 day
8:00 PM8:00 AM+1 day
9:00 PM9:00 AM+1 day
10:00 PM10:00 AM+1 day
11:00 PM11:00 AM+1 day

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Atlanta (9:00 PM – 10:00 PM in Perth): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Atlanta and Perth switch clocks on different dates:

  • Oct 17, 2026 – Nov 1, 2026: +12h
  • Nov 1, 2026 – Mar 14, 2027: +13h
  • Mar 14, 2027 – Oct 17, 2027: +12h

Distance

Atlanta and Perth are 18,116 km (11,257 miles) apart in a straight line.

More conversions

Perth to AtlantaAtlanta to New YorkAtlanta to LondonAtlanta to Los AngelesAtlanta to ChicagoAtlanta to TorontoAtlanta to São PauloAtlanta to ParisAtlanta to BerlinAtlanta to MoscowAtlanta to DubaiAtlanta to New DelhiAtlanta to Bangkok
New York to PerthLondon to PerthLos Angeles to PerthChicago to PerthToronto to PerthSão Paulo to PerthParis to PerthBerlin to PerthMoscow to PerthDubai to PerthNew Delhi to PerthBangkok to Perth

Questions and answers

What is the time difference between Atlanta and Perth?

Perth is 12 hours ahead of Atlanta.

What time is it in Perth when it is 9 AM in Atlanta?

When it is 9:00 AM in Atlanta, it is 9:00 PM in Perth.

When is the best time to call Perth from Atlanta?

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Atlanta (9:00 PM – 10:00 PM in Perth): working hours on one side, early or late on the other.

Does the time difference between Atlanta and Perth change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.