CST to AST Time Converter

When it's 12:00 PM CST, it's 2:00 PM AST 2 hours ahead

Convert Time

CST (Central Standard Time)
--:--:--
AST (Atlantic Standard Time)
--:--:--
= -- AST
Time in CSTTime in AST
12:00 AM2:00 AM
1:00 AM3:00 AM
2:00 AM4:00 AM
3:00 AM5:00 AM
4:00 AM6:00 AM
5:00 AM7:00 AM
6:00 AM8:00 AM
7:00 AM9:00 AM
8:00 AM10:00 AM
9:00 AM11:00 AM
10:00 AM12:00 PM
11:00 AM1:00 PM
12:00 PM2:00 PM
1:00 PM3:00 PM
2:00 PM4:00 PM
3:00 PM5:00 PM
4:00 PM6:00 PM
5:00 PM7:00 PM
6:00 PM8:00 PM
7:00 PM9:00 PM
8:00 PM10:00 PM
9:00 PM11:00 PM
10:00 PM12:00 AM (+1 day)
11:00 PM1:00 AM (+1 day)

Daylight Saving Time (DST) may affect this conversion. CST observes DST. AST does not observe DST.

Major Cities in CST (Central Standard Time)

Major Cities in AST (Atlantic Standard Time)

  • Halifax
  • Dartmouth
  • Lower Sackville
  • Charlottetown
  • Downtown Halifax
What is the time difference between CST and AST?

AST is 2 hours ahead compared to CST. When it's 12:00 PM (noon) in CST, it's 2:00 PM in AST.

Does Daylight Saving Time (DST) affect CST to AST conversion?

CST observes DST. AST does not observe DST. During DST transitions, the time difference may change by one hour.

What major cities use CST (Central Standard Time)?

Major cities in the CST timezone include Chicago, Houston, San Antonio, Dallas, Fort Worth.

What is the best time to call from CST to AST?

The best time to call from CST to AST is between 9:00 AM and 5:00 PM CST, which is 11:00 AM to 7:00 PM AST. This ensures both parties are available during normal business hours (9 AM - 5 PM).