What is the time difference between ACST and EST?

ACST is 14.5 hours behind EST. ACST is UTC+9.5 and EST is UTC-5.

What is 9 AM ACST in EST?

9 AM ACST is 7:30 PM EST (previous day).

What is 12 PM ACST in EST?

12 PM ACST (noon) is 10:30 PM EST (previous day).

ACST to EST Time Converter

Q: What are the best meeting times between ACST and EST?

There is no standard business hours overlap between ACST and EST.

Australian Central Standard Time → Eastern Standard Time

ACST

UTC+9.5

Australian Central Standard Time

offset

-14.5h

EST is 14.5h behind

EST

UTC-5

Eastern Standard Time

EST observes DST — offset shifts ±1h during transitions

Australian Central Standard Time (ACST) is 14.5 hours behind Eastern Standard Time (EST). When it is noon in ACST, it is 10:30 PM in EST. This offset may change during Daylight Saving Time transitions.

Meeting planner tool Reverse: EST to ACST

Cities in EST

🇺🇸New York 🇺🇸Boston 🇺🇸Miami 🇺🇸Atlanta 🇨🇦Toronto

All 24 Hours — ACST to EST

Click any row to see the full detail page. Current hour in ACST is highlighted.

Both business hoursPartial overlap

12 AM6 AM12 PM6 PM11 PM

Best Meeting Times — ACST & EST

No standard business-hours overlap between ACST and EST. Consider early morning or evening calls.

Challenging overlap

ACST and EST are 14.5 hours apart with no shared business-hours window. Try scheduling at 8 AM in the earlier timezone or 6 PM in the later one.

8 AM→6:30 PM−1d 9 AM→7:30 PM−1d 10 AM→8:30 PM−1d 11 AM→9:30 PM−1d 12 PM→10:30 PM−1d 1 PM→11:30 PM−1d 2 PM→12:30 AM 3 PM→1:30 AM 4 PM→2:30 AM 5 PM→3:30 AM

Related Time Zone Conversions

Frequently Asked Questions — ACST to EST

Australian Central Standard Time (ACST) is 14.5 hours behind Eastern Standard Time (EST). ACST is UTC+9.5 and EST is UTC-5. This offset may shift by ±1 hour during Daylight Saving Time transitions.