Updating current time…
ACDT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Solomon IslandsSBT
UTC+11
30m ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

10:30 pm22:30 ACDT (UTC+10:30), Oct 29, 2026 = 11:00 pm23:00 SBT (UTC+11), Oct 29, 2026

ACDT is 30 minutes behind Honiara.

How the time difference changes

Depending on seasonal clock changes, ACDT is 30 minutes behind Honiara or ACST is 1 hour and 30 minutes behind Honiara.

Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in ACDT correspond to 9:30 am to 6:30 pm in Honiara or working hours of 9:00 am to 6:00 pm in ACST correspond to 10:30 am to 7:30 pm in Honiara.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in ACDT correspond to 09:30 to 18:30 in Honiara or working hours of 09:00 to 18:00 in ACST correspond to 10:30 to 19:30 in Honiara.

Compare ACDT time with Honiara time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Australian Central Daylight Time is 30 minutes behind SBT (Solomon Islands Time).
10:30 pm22:30 in ACDT is 11:00 pm23:00 in Honiara, Solomon Islands

ACDT to Honiara call time
Best time for a conference call or a meeting is between 9am-5:30pm09:00-17:30 in ACDT which corresponds to 9:30am-6pm09:30-18:00 in Honiara

10:30 pm22:30 Australian Central Daylight Time (ACDT). Offset UTC +10:30 hours
11:00 pm23:00 SBT (Solomon Islands Time) (Honiara, Solomon Islands). Offset UTC +11:00 hours

10:30 pm22:30 ACDT / 11:00 pm23:00 Honiara, Solomon Islands

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Hourly time comparison
ACDTHoniara, Solomon Islands
12:30am
1:30am
2:30am
3:30am
4:30am
5:30am
6:30am
7:30am
8:30am
9:30am
10:30am
11:30am
12:30pm
1:30pm
2:30pm
3:30pm
4:30pm
5:30pm
6:30pm
7:30pm
8:30pm
9:30pm
10:30pm
11:30pm
00:30
01:30
02:30
03:30
04:30
05:30
06:30
07:30
08:30
09:30
10:30
11:30
12:30
13:30
14:30
15:30
16:30
17:30
18:30
19:30
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22:30
23:30

Australian Central Daylight Time

Offset: ACDT is 10 hours and 30 minutes ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Australia

Principal Cities: The largest city in the ACDT time zone is Adelaide in Australia, with about 1.469 million people. Other major cities in this time zone include Mount Gambier, Mount Barker, Whyalla, Gawler.

Map of the areas on Australian Central Daylight Time (ACDT)
ACDT part of the year

Today all shaded areas are on ACDT.

Daylight Saving: Australian Central Daylight Time (ACDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Australian Central Standard Time (ACST).

123456789101112Start: Australian Central Daylight Time (ACDT) started on Sunday, October 4, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, October 4, 2026, 3:00 am03:00. Daylight saving starts annually on the first Sunday of October.

123456789101112End: Australian Central Daylight Time (ACDT) ends on Sunday, April 4, 2027 at 3:00 am03:00 local time and clocks are set one hour back to Sunday, April 4, 2027, 2:00 am02:00 local standard time instead. Daylight saving ends annually on the first Sunday of April.

See Australia daylight saving time and upcoming clock changes worldwide.

ACDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +1030 - basic
  • +10:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1030 - sign character (+) followed by a four digit time providing hours (10) and minutes (30) of the offset. Indicates an offset of ten hours and thirty minutes to the east of the zero meridian.
IANA/Olson: Reflects ACDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Australia/Adelaide
  • Australia/Broken_Hill
  • Australia/South
  • Australia/Yancowinna
Time zones with the GMT +10:30 offset:
  • ACDT - Australian Central Daylight Time
  • LHST - Lord Howe Standard Time

Honiara Time Zone and Facts

Time Zone

Abbreviation / Offset
SBT – Solomon Islands Time, UTC+11 (no daylight saving time)

Honiara Facts

Country
Solomon Islands
Alternative Names
HIR, Honiara, Honiaro, Khoniara, Oniara, ho ni xa ra, honiala, honiara, huo ni ya la, hwnyara, Ονιάρα, Хониара, הוניארה, هونيارا, هونیارا, โฮนีอารา, ሆኒያራ, ホニアラ, 霍尼亚拉, 霍尼亞拉, 호니아라
Population
56,298
Currency
Dollar (SBD)
Geographic Coordinates
9° 25' S Latitude / 159° 56' E Longitude
International Dialing Code
+677