What is the time difference between Los Angeles and Adelaide?

Adelaide is 16 hours 30 minutes ahead of Los Angeles. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call Adelaide from Los Angeles?

Between 17:00–18:00 in Los Angeles, which is 09:30–10:30 in Adelaide. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Los Angeles observe daylight saving time?

Yes. Los Angeles runs on UTC-8 in winter and UTC-7 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.

Does Adelaide observe daylight saving time?

Yes. Adelaide runs on UTC+9:30 in winter and UTC+10:30 in summer. The next change is on 2026-10-04, when clocks go forward by 60 minutes.

If it is midday in Los Angeles, what time is it in Adelaide?

It is 04:30 in Adelaide, and already the following day. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do Los Angeles and Adelaide use?

Los Angeles uses America/Los_Angeles, currently UTC-7 (PDT), and Adelaide uses Australia/Adelaide, currently UTC+9:30 (ACST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Los Angeles time to Adelaide time

Adelaide is 16 hours 30 minutes ahead of Los Angeles right now, so midday in Los Angeles lands in the small hours in Adelaide.

Convert a time

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Date

Time

Converted time

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The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

Every hour of a day in Los Angeles, and what the clock reads in Adelaide at that same moment.

Los Angeles	Adelaide
00:00	16:30
01:00	17:30
02:00	18:30
03:00	19:30
04:00	20:30
05:00	21:30
06:00	22:30
07:00	23:30
08:00	00:30next day
09:00	01:30next day
10:00	02:30next day
11:00	03:30next day
12:00	04:30next day
13:00	05:30next day
14:00	06:30next day
15:00	07:30next day
16:00	08:30next day
17:00	09:30next day
18:00	10:30next day
19:00	11:30next day
20:00	12:30next day
21:00	13:30next day
22:00	14:30next day
23:00	15:30next day

Daylight saving time

Los Angeles and Adelaide both observe daylight saving. Where their change dates differ, so does the gap between them for the weeks in between.

Los Angeles

Observes daylight saving time

Standard: UTC-8
Daylight: UTC-7
Next change: 2026-11-01 −60m

Adelaide

Observes daylight saving time

Standard: UTC+9:30
Daylight: UTC+10:30
Next change: 2026-10-04 +60m

When you can actually talk

The window is 1 hour wide — 17:00–18:00 in Los Angeles, 09:30–10:30 in Adelaide.

Los Angeles 17:00–18:00Adelaide 09:30–10:30
Los Angeles 16:30–17:00Adelaide 09:00–09:30

Reference

The zone identifiers and offsets behind everything above.

	Los Angeles	Adelaide
IANA zone	America/Los_Angeles	Australia/Adelaide
Abbreviation	PDT	ACST
Standard offset	UTC-8	UTC+9:30
Daylight offset	UTC-7	UTC+10:30
Clock changes this year	2	2
Country	United States	Australia

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between Los Angeles and Adelaide?: Adelaide is 16 hours 30 minutes ahead of Los Angeles. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call Adelaide from Los Angeles?: Between 17:00–18:00 in Los Angeles, which is 09:30–10:30 in Adelaide. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Los Angeles observe daylight saving time?: Yes. Los Angeles runs on UTC-8 in winter and UTC-7 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.
Does Adelaide observe daylight saving time?: Yes. Adelaide runs on UTC+9:30 in winter and UTC+10:30 in summer. The next change is on 2026-10-04, when clocks go forward by 60 minutes.
If it is midday in Los Angeles, what time is it in Adelaide?: It is 04:30 in Adelaide, and already the following day. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do Los Angeles and Adelaide use?: Los Angeles uses America/Los_Angeles, currently UTC-7 (PDT), and Adelaide uses Australia/Adelaide, currently UTC+9:30 (ACST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.