World Timezones

Sydney to Adelaide Converter

Compare Adelaide to Sydney instead
Sydney1:08 pmMon, Jun 8
SydneyAEST
Australia · UTC+10
1:08 pmMon, Jun 8
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AdelaideACST
Australia · UTC+9:30
12:38 pmMon, Jun 8
11p
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Offset

The time difference between Sydney and Adelaide is 0.5 hours.

0.5 hours

Sydney (AEST) is ahead of Adelaide (ACST).

AEST: UTC+10

ACST: UTC+9:30

Neither Sydney nor Adelaide is currently observing daylight saving time.

When to schedule

Business-hours overlap: 10 AM–5 PM in Sydney (9 AM–4 PM in Adelaide).

Both teams are in working hours during this window on weekdays.

Suggested time: 1:00 PM Sydney (12:30 PM Adelaide).

This window may shift by an hour during daylight saving time.

Public holidays in 2026

National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.

Australia

  • New Year's DayThu, Jan 1
  • Australia DayMon, Jan 26
  • Good FridayFri, Apr 3
  • Easter MondayMon, Apr 6
  • Christmas DayFri, Dec 25
  • St. Stephen's DayMon, Dec 28

About these zones

Sydney uses Australian Eastern Time (AEST, or AEDT). To call Australia, dial +61.

Adelaide uses Australian Central Time (ACST, or ACDT). To call Australia, dial +61.

Adelaide is approximately 725 miles west of Sydney.

Quick reference

Full 24-hour conversion table — tap any time to open it in the converter.

SydneyAdelaideDay
12:00 am11:30 pm-1 day
1:00 am12:30 amSame day
2:00 am1:30 amSame day
3:00 am2:30 amSame day
4:00 am3:30 amSame day
5:00 am4:30 amSame day
6:00 am5:30 amSame day
7:00 am6:30 amSame day
8:00 am7:30 amSame day
9:00 am8:30 amSame day
10:00 am9:30 amSame day
11:00 am10:30 amSame day
12:00 pm11:30 amSame day
1:00 pm12:30 pmSame day
2:00 pm1:30 pmSame day
3:00 pm2:30 pmSame day
4:00 pm3:30 pmSame day
5:00 pm4:30 pmSame day
6:00 pm5:30 pmSame day
7:00 pm6:30 pmSame day
8:00 pm7:30 pmSame day
9:00 pm8:30 pmSame day
10:00 pm9:30 pmSame day
11:00 pm10:30 pmSame day

Daylight saving time

Both Sydney and Adelaide observe daylight saving time and transition on the same date.

Next transition: Sunday, October 4, 2026 (spring forward).

Because they transition simultaneously, the offset between these zones remains constant year-round.

See the daylight saving time page for transition dates across every time zone.

Daylight today

Sydney
Sunrise
6:56 AM
Sunset
4:54 PM
Day length
9h 58m
Adelaide
Sunrise
7:19 AM
Sunset
5:12 PM
Day length
9h 53m

Daylight overlap: 9h 5m — 7:49 AM–4:54 PM in Sydney (7:19 AM–4:24 PM in Adelaide). Both locations are in daylight during this window.

Cities in these zones

Other cities in Australian Eastern Time

Browse all cities to see the current local time anywhere.

Airports in these zones

Airports in Australian Eastern Time

  • SYD
  • CBR

Airports in Australian Central Time

  • ADL

Related conversions

Common conversions

What is 9:00 am Sydney in Adelaide?
9:00 am Sydney is 8:30 am Adelaide.
What is 12:00 pm Sydney in Adelaide?
12:00 pm Sydney is 11:30 am Adelaide.
What is 12:30 pm Sydney in Adelaide?
12:30 pm Sydney is 12:00 pm Adelaide.
What is 2:00 pm Sydney in Adelaide?
2:00 pm Sydney is 1:30 pm Adelaide.
What is 5:00 pm Sydney in Adelaide?
5:00 pm Sydney is 4:30 pm Adelaide.
What is 11:30 pm Sydney in Adelaide?
11:30 pm Sydney is 11:00 pm Adelaide.