Hilo to Sydney time converter

Sydney is 21 hours ahead of Hilo. When it is 9:00 AM in Hilo, it is 6:00 AM (Sat, Oct 17) in Sydney.

Hilo HST

Friday, October 16, 2026

Sydney AEDT

Saturday, October 17, 2026

Hilo
Hawaii, United States
Fri, Oct 16
HSTUTC-10
Sydney
New South Wales, Australia
Sat, Oct 17
AEDTUTC+11+21h
Finding your time zone…
Shared working hours (9:00–18:00)

Hilo to Sydney conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 16, 2026 – Apr 3, 2027: +21h
  • Apr 3, 2027 – Oct 2, 2027: +20h
  • Oct 2, 2027 – Oct 16, 2027: +21h

Distance

Hilo and Sydney are 8,236 km (5,118 miles) apart in a straight line.

More conversions

Sydney to HiloHilo to New YorkHilo to LondonHilo to Los AngelesHilo to ChicagoHilo to TorontoHilo to São PauloHilo to ParisHilo to BerlinHilo to MoscowHilo to DubaiHilo to New DelhiHilo to Bangkok
New York to SydneyLondon to SydneyLos Angeles to SydneyChicago to SydneyToronto to SydneySão Paulo to SydneyParis to SydneyBerlin to SydneyMoscow to SydneyDubai to SydneyNew Delhi to SydneyBangkok to Sydney

Questions and answers

What is the time difference between Hilo and Sydney?

Sydney is 21 hours ahead of Hilo.

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

When it is 9:00 AM in Hilo, it is 6:00 AM (Sat, Oct 17) in Sydney.

When is the best time to call Sydney from Hilo?

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

Does the time difference between Hilo and Sydney change?

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