Sydney to Philadelphia time converter

Philadelphia is 15 hours behind Sydney. When it is 9:00 AM in Sydney, it is 6:00 PM (Mon, Oct 19) in Philadelphia.

Sydney AEDT

Tuesday, October 20, 2026

Philadelphia EDT

Tuesday, October 20, 2026

Sydney
New South Wales, Australia
Tue, Oct 20
AEDTUTC+11
Philadelphia
Pennsylvania, United States
Tue, Oct 20
EDTUTC-4-15h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Philadelphia conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Sydney (4:00 PM – 6:00 PM in Philadelphia): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 20, 2026 – Nov 1, 2026: -15h
  • Nov 1, 2026 – Mar 14, 2027: -16h
  • Mar 14, 2027 – Apr 4, 2027: -15h
  • Apr 4, 2027 – Oct 3, 2027: -14h
  • Oct 3, 2027 – Oct 20, 2027: -15h

Distance

Sydney and Philadelphia are 15,884 km (9,870 miles) apart in a straight line.

More conversions

Philadelphia 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 PhiladelphiaLondon to PhiladelphiaLos Angeles to PhiladelphiaChicago to PhiladelphiaToronto to PhiladelphiaSão Paulo to PhiladelphiaParis to PhiladelphiaBerlin to PhiladelphiaMoscow to PhiladelphiaDubai to PhiladelphiaNew Delhi to PhiladelphiaBangkok to Philadelphia

Questions and answers

What is the time difference between Sydney and Philadelphia?

Philadelphia is 15 hours behind Sydney.

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

When it is 9:00 AM in Sydney, it is 6:00 PM (Mon, Oct 19) in Philadelphia.

When is the best time to call Philadelphia from Sydney?

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Sydney (4:00 PM – 6:00 PM in Philadelphia): working hours on one side, early or late on the other.

Does the time difference between Sydney and Philadelphia change?

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