Convert CST to IST — Time Difference Between Regina and India Standard Time

How to Convert CST to IST

Drag the slider on the CST timeline to pick your time — the IST 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 CST and IST?

India Standard Time (IST) is 11:30 hours ahead of Regina (CST). To convert, add 11:30 hours — for example, 9:00 AM CST is 8:30 PM IST.

CST to IST Quick Reference

CST to IST Meeting Planner

Use the color-coded table above to find overlapping work hours between Regina and Kolkata. 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 CST to IST 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.