CST to ACST converter

Central Time (Chicago, Dallas, Houston, Winnipeg) to Australian Central Time (Adelaide).

CST7:07 PMFri 30 Oct 2026

→

ACST10:37 AMSat 31 Oct 2026

ACST is 15 h 30 min ahead of CST.

Pick a time in CST

⇄ ACST to CST

9:00 AM CST = 12:30 AM ACST next day

Best time to meet

No hour falls inside 9 AM to 5 PM in both places. The least painful: around 4:00 PM CST, which is 7:30 AM ACST.

CST to ACST time table

For 30 Oct 2026. Green rows: both sides between 9 AM and 5 PM.

CST	ACST
12:00 AM CST	3:30 PM ACST
1:00 AM CST	4:30 PM ACST
2:00 AM CST	5:30 PM ACST
3:00 AM CST	6:30 PM ACST
4:00 AM CST	7:30 PM ACST
5:00 AM CST	8:30 PM ACST
6:00 AM CST	9:30 PM ACST
7:00 AM CST	10:30 PM ACST
8:00 AM CST	11:30 PM ACST
9:00 AM CST	12:30 AM ACST next day
10:00 AM CST	1:30 AM ACST next day
11:00 AM CST	2:30 AM ACST next day
12:00 PM CST	3:30 AM ACST next day
1:00 PM CST	4:30 AM ACST next day
2:00 PM CST	5:30 AM ACST next day
3:00 PM CST	6:30 AM ACST next day
4:00 PM CST	7:30 AM ACST next day
5:00 PM CST	8:30 AM ACST next day
6:00 PM CST	9:30 AM ACST next day
7:00 PM CST	10:30 AM ACST next day
8:00 PM CST	11:30 AM ACST next day
9:00 PM CST	12:30 PM ACST next day
10:00 PM CST	1:30 PM ACST next day
11:00 PM CST	2:30 PM ACST next day

Quick answers

9:00 AM CST = 12:30 AM ACST (next day)
12:00 PM CST = 3:30 AM ACST (next day)
3:00 PM CST = 6:30 AM ACST (next day)
5:00 PM CST = 8:30 AM ACST (next day)
9:00 AM ACST = 5:30 PM CST (previous day)
12:00 PM ACST = 8:30 PM CST (previous day)
5:00 PM ACST = 1:30 AM CST

Does the gap change during the year?

Yes, because of daylight saving. Until 1 Nov 2026: ACST is 15 h 30 min ahead of CST. From 1 Nov 2026 to 14 Mar 2027: ACST is 16 h 30 min ahead of CST. From 14 Mar 2027 to 3 Apr 2027: ACST is 15 h 30 min ahead of CST. From 3 Apr 2027 to 2 Oct 2027: ACST is 14 h 30 min ahead of CST. From 2 Oct 2027 to 7 Nov 2027: ACST is 15 h 30 min ahead of CST.

CST next changes its clocks on 1 Nov 2026 (back 1 h, to UTC−6), then on 14 Mar 2027 (forward 1 h, to UTC−5). ACST next changes its clocks on 4 Apr 2027 (back 1 h, to UTC+9:30), then on 3 Oct 2027 (forward 1 h, to UTC+10:30).

About CST and ACST

CST here means Central Time, the clock in Chicago, Dallas, Houston, Winnipeg. Right now it is UTC−5. Strictly, CST is the winter name; in summer these places use CDT. This page follows their real clock all year.

ACST here means Australian Central Time, the clock in Adelaide. Right now it is UTC+10:30. Strictly, ACST is the winter name; in summer these places use ACDT. This page follows their real clock all year.

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