What is the time difference between Lord Howe Island and Sydney?

Sydney is 30 minutes behind Lord Howe Island. 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 Sydney from Lord Howe Island?

Between 10:30–18:00 in Lord Howe Island, which is 10:00–17:30 in Sydney. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Lord Howe Island observe daylight saving time?

Yes. Lord Howe Island runs on UTC+10:30 in winter and UTC+11 in summer. The next change is on 2026-10-04, when clocks go forward by 30 minutes.

Does Sydney observe daylight saving time?

Yes. Sydney runs on UTC+10 in winter and UTC+11 in summer. The next change is on 2026-10-04, when clocks go forward by 60 minutes.

If it is midday in Lord Howe Island, what time is it in Sydney?

It is 11:30 in Sydney, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do Lord Howe Island and Sydney use?

Lord Howe Island uses Australia/Lord_Howe, currently UTC+10:30 (LHST), and Sydney uses Australia/Sydney, currently UTC+10 (AEST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Lord Howe Island time to Sydney time

Sydney is 30 minutes behind Lord Howe Island right now, so midday in Lord Howe Island lands in the morning in Sydney.

Convert a time

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Date

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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

The whole day mapped across: read down the left for Lord Howe Island, across for Sydney.

Lord Howe Island	Sydney
00:00	23:30previous day
01:00	00:30
02:00	01:30
03:00	02:30
04:00	03:30
05:00	04:30
06:00	05:30
07:00	06:30
08:00	07:30
09:00	08:30
10:00	09:30
11:00	10:30
12:00	11:30
13:00	12:30
14:00	13:30
15:00	14:30
16:00	15:30
17:00	16:30
18:00	17:30
19:00	18:30
20:00	19:30
21:00	20:30
22:00	21:30
23:00	22:30

Daylight saving time

Both cities change their clocks, but not necessarily on the same date — which is why the difference between them shifts for a few weeks each year.

Lord Howe Island

Observes daylight saving time

Standard: UTC+10:30
Daylight: UTC+11
Next change: 2026-10-04 +30m

Sydney

Observes daylight saving time

Standard: UTC+10
Daylight: UTC+11
Next change: 2026-10-04 +60m

When you can actually talk

The window is 7 hours 30 minutes wide — 10:30–18:00 in Lord Howe Island, 10:00–17:30 in Sydney.

Lord Howe Island 10:30–18:00Sydney 10:00–17:30
Lord Howe Island 09:30–10:30Sydney 09:00–10:00

Reference

The underlying data, in case you need to put it in a calendar invitation or a configuration file.

	Lord Howe Island	Sydney
IANA zone	Australia/Lord_Howe	Australia/Sydney
Abbreviation	LHST	AEST
Standard offset	UTC+10:30	UTC+10
Daylight offset	UTC+11	UTC+11
Clock changes this year	2	2
Country	Australia	Australia

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

Common questions

What is the time difference between Lord Howe Island and Sydney?: Sydney is 30 minutes behind Lord Howe Island. 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 Sydney from Lord Howe Island?: Between 10:30–18:00 in Lord Howe Island, which is 10:00–17:30 in Sydney. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Lord Howe Island observe daylight saving time?: Yes. Lord Howe Island runs on UTC+10:30 in winter and UTC+11 in summer. The next change is on 2026-10-04, when clocks go forward by 30 minutes.
Does Sydney observe daylight saving time?: Yes. Sydney runs on UTC+10 in winter and UTC+11 in summer. The next change is on 2026-10-04, when clocks go forward by 60 minutes.
If it is midday in Lord Howe Island, what time is it in Sydney?: It is 11:30 in Sydney, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do Lord Howe Island and Sydney use?: Lord Howe Island uses Australia/Lord_Howe, currently UTC+10:30 (LHST), and Sydney uses Australia/Sydney, currently UTC+10 (AEST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.