ACST/ACDT to EST/EDT time converter

EST/EDT is 14 hours 30 minutes behind ACST/ACDT. When it is 9:00 AM in ACST/ACDT, it is 6:30 PM (Fri, Oct 16) in EST/EDT.

ACST/ACDT ACDT

Saturday, October 17, 2026

EST/EDT EDT

Friday, October 16, 2026

ACST/ACDT
Australian Central Daylight Time
Sat, Oct 17
ACDTUTC+10:30
EST/EDT
Eastern Standard Time
Fri, Oct 16
EDTUTC-4-14h 30m
Finding your time zone…
Shared working hours (9:00–18:00)

ACST/ACDT to EST/EDT conversion table

Every hour of today in ACST/ACDT and the matching time in EST/EDT. Light rows are typical working hours (9:00–18:00).

ACST/ACDTEST/EDT
12:00 AM9:30 AM−1 day
1:00 AM10:30 AM−1 day
2:00 AM11:30 AM−1 day
3:00 AM12:30 PM−1 day
4:00 AM1:30 PM−1 day
5:00 AM2:30 PM−1 day
6:00 AM3:30 PM−1 day
7:00 AM4:30 PM−1 day
8:00 AM5:30 PM−1 day
9:00 AM6:30 PM−1 day
10:00 AM7:30 PM−1 day
11:00 AM8:30 PM−1 day
12:00 PM9:30 PM−1 day
1:00 PM10:30 PM−1 day
2:00 PM11:30 PM−1 day
3:00 PM12:30 AM
4:00 PM1:30 AM
5:00 PM2:30 AM
6:00 PM3:30 AM
7:00 PM4:30 AM
8:00 PM5:30 AM
9:00 PM6:30 AM
10:00 PM7:30 AM
11:00 PM8:30 AM

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 8:30 AM in ACST/ACDT (4:30 PM – 6:00 PM in EST/EDT): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because ACST/ACDT and EST/EDT switch clocks on different dates:

  • Oct 17, 2026 – Nov 1, 2026: -14h 30m
  • Nov 1, 2026 – Mar 14, 2027: -15h 30m
  • Mar 14, 2027 – Apr 4, 2027: -14h 30m
  • Apr 4, 2027 – Oct 3, 2027: -13h 30m
  • Oct 3, 2027 – Oct 17, 2027: -14h 30m

More conversions

EST to ACDTACDT to UTCACDT to GMTACDT to CSTACDT to MSTACDT to PSTACDT to CETACDT to MSKACDT to GSTACDT to PKTACDT to ISTACDT to SGTACDT to PHT
UTC to ESTGMT to ESTCST to ESTMST to ESTPST to ESTCET to ESTMSK to ESTGST to ESTPKT to ESTIST to ESTSGT to ESTPHT to EST

Questions and answers

What is the time difference between ACST/ACDT and EST/EDT?

EST/EDT is 14 hours 30 minutes behind ACST/ACDT.

What time is it in EST/EDT when it is 9 AM in ACST/ACDT?

When it is 9:00 AM in ACST/ACDT, it is 6:30 PM (Fri, Oct 16) in EST/EDT.

When is the best time to call EST/EDT from ACST/ACDT?

Working hours don't overlap fully. The closest fit is 7:00 AM – 8:30 AM in ACST/ACDT (4:30 PM – 6:00 PM in EST/EDT): working hours on one side, early or late on the other.

Does the time difference between ACST/ACDT and EST/EDT change?

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