Sydney to Casa de Oro-Mount Helix time converter

Casa de Oro-Mount Helix is 18 hours behind Sydney. When it is 9:00 AM in Sydney, it is 3:00 PM (Wed, Oct 21) in Casa de Oro-Mount Helix.

Sydney AEDT

Thursday, October 22, 2026

Casa de Oro-Mount Helix PDT

Wednesday, October 21, 2026

Sydney
New South Wales, Australia
Thu, Oct 22
AEDTUTC+11
Casa de Oro-Mount Helix
California, United States
Wed, Oct 21
PDTUTC-7-18h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Casa de Oro-Mount Helix conversion table

Every hour of today in Sydney and the matching time in Casa de Oro-Mount Helix. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Both sides are at work from 9:00 AM – 12:00 PM in Sydney (3:00 PM – 6:00 PM in Casa de Oro-Mount Helix).

Daylight saving time and the difference

The difference changes during the year because Sydney and Casa de Oro-Mount Helix switch clocks on different dates:

  • Oct 22, 2026 – Nov 1, 2026: -18h
  • Nov 1, 2026 – Mar 14, 2027: -19h
  • Mar 14, 2027 – Apr 4, 2027: -18h
  • Apr 4, 2027 – Oct 3, 2027: -17h
  • Oct 3, 2027 – Oct 22, 2027: -18h

Distance

Sydney and Casa de Oro-Mount Helix are 12,108 km (7,524 miles) apart in a straight line.

More conversions

Casa de Oro-Mount Helix 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 Casa de Oro-Mount HelixLondon to Casa de Oro-Mount HelixLos Angeles to Casa de Oro-Mount HelixChicago to Casa de Oro-Mount HelixToronto to Casa de Oro-Mount HelixSão Paulo to Casa de Oro-Mount HelixParis to Casa de Oro-Mount HelixBerlin to Casa de Oro-Mount HelixMoscow to Casa de Oro-Mount HelixDubai to Casa de Oro-Mount HelixNew Delhi to Casa de Oro-Mount HelixBangkok to Casa de Oro-Mount Helix

Questions and answers

What is the time difference between Sydney and Casa de Oro-Mount Helix?

Casa de Oro-Mount Helix is 18 hours behind Sydney.

What time is it in Casa de Oro-Mount Helix when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 3:00 PM (Wed, Oct 21) in Casa de Oro-Mount Helix.

When is the best time to call Casa de Oro-Mount Helix from Sydney?

Both sides are at work from 9:00 AM – 12:00 PM in Sydney (3:00 PM – 6:00 PM in Casa de Oro-Mount Helix).

Does the time difference between Sydney and Casa de Oro-Mount Helix change?

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