Convert AST to COT — Time Difference Between Antigua and Colombia Time

How to Convert AST to COT

Drag the slider on the AST timeline to pick your time — the COT time updates instantly. You can also click the time display to type a specific hour or pick one from the 15-minute interval dropdown, and use the date picker to check a different day.

What Is the Time Difference Between AST and COT?

Colombia Time (COT) is 1 hour behind Antigua (AST). To convert, subtract 1 hour — for example, 9:00 AM AST is 8:00 AM COT.

AST to COT Quick Reference

AST to COT Meeting Planner

Use the color-coded table above to find overlapping work hours between Antigua and Bogotá. Amber rows mark daytime hours — pick a slot that falls in amber on both sides for a meeting that works for everyone.

Why Trust This AST to COT Converter?

Timezoney uses the IANA Time Zone Database — the same source that powers your phone and computer — so every conversion handles daylight saving transitions and half-hour offsets automatically.