Sydney to Columbia City time converter

Columbia City is 18 hours behind Sydney. When it is 9:00 AM in Sydney, it is 3:00 PM (Tue, Oct 20) in Columbia City.

Sydney AEDT

Wednesday, October 21, 2026

Columbia City PDT

Tuesday, October 20, 2026

Sydney
New South Wales, Australia
Wed, Oct 21
AEDTUTC+11
Columbia City
Washington, United States
Tue, Oct 20
PDTUTC-7-18h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Columbia City conversion table

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

SydneyColumbia City
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 Columbia City).

Daylight saving time and the difference

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

  • Oct 21, 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 21, 2027: -18h

Distance

Sydney and Columbia City are 12,472 km (7,750 miles) apart in a straight line.

More conversions

Columbia City 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 Columbia CityLondon to Columbia CityLos Angeles to Columbia CityChicago to Columbia CityToronto to Columbia CitySão Paulo to Columbia CityParis to Columbia CityBerlin to Columbia CityMoscow to Columbia CityDubai to Columbia CityNew Delhi to Columbia CityBangkok to Columbia City

Questions and answers

What is the time difference between Sydney and Columbia City?

Columbia City is 18 hours behind Sydney.

What time is it in Columbia City when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 3:00 PM (Tue, Oct 20) in Columbia City.

When is the best time to call Columbia City from Sydney?

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

Does the time difference between Sydney and Columbia City change?

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