Sydney to Kailua time converter

Kailua is 21 hours behind Sydney. When it is 9:00 AM in Sydney, it is 12:00 PM (Sun, Oct 18) in Kailua.

Sydney AEDT

Monday, October 19, 2026

Kailua HST

Sunday, October 18, 2026

Sydney
New South Wales, Australia
Mon, Oct 19
AEDTUTC+11
Kailua
Hawaii, United States
Sun, Oct 18
HSTUTC-10-21h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Kailua conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 3:00 PM in Sydney (12:00 PM – 6:00 PM in Kailua).

Daylight saving time and the difference

The difference changes during the year because Sydney and Kailua switch clocks on different dates:

  • Oct 19, 2026 – Apr 4, 2027: -21h
  • Apr 4, 2027 – Oct 3, 2027: -20h
  • Oct 3, 2027 – Oct 19, 2027: -21h

Distance

Sydney and Kailua are 8,182 km (5,084 miles) apart in a straight line.

More conversions

Kailua to SydneySydney to New YorkSydney to LondonSydney to Los AngelesSydney to ChicagoSydney to TorontoSydney to São PauloSydney to ParisSydney to BerlinSydney to MoscowSydney to DubaiSydney to New DelhiSydney to Bangkok
New York to KailuaLondon to KailuaLos Angeles to KailuaChicago to KailuaToronto to KailuaSão Paulo to KailuaParis to KailuaBerlin to KailuaMoscow to KailuaDubai to KailuaNew Delhi to KailuaBangkok to Kailua

Questions and answers

What is the time difference between Sydney and Kailua?

Kailua is 21 hours behind Sydney.

What time is it in Kailua when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 12:00 PM (Sun, Oct 18) in Kailua.

When is the best time to call Kailua from Sydney?

Both sides are at work from 9:00 AM – 3:00 PM in Sydney (12:00 PM – 6:00 PM in Kailua).

Does the time difference between Sydney and Kailua change?

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