IST to CST Converter

Convert India Standard Time (IST) to Central Time (CST), with daylight saving time handled for you.

CST to IST

Now in IST

11:32 PM

India Standard Time · New Delhi

Now in CST

1:02 PM

Central Time · Chicago

Results

11:32 PM IST in CST

1:02 PM

Central Time · right now CST is 10 hours 30 minutes behind IST

Times follow New Delhi for IST and Chicago for CST, using the IANA time zone database.

IST to CST time difference

CST is 10 hours 30 minutes behind IST for most of 2026, and 11 hours 30 minutes behind IST for about 127 days, because daylight saving time changes on different dates.

India Standard Time does not use daylight saving time. In 2026, Central Time switches to CDT on March 8 and back to CST on November 1.

IST to CST conversion table

Every hour on 2026-09-28. Highlighted rows fall inside 9 AM–5 PM in both zones.

IST (India Standard Time)CST (Central Time)
12:00 AM1:30 PM · previous day
1:00 AM2:30 PM · previous day
2:00 AM3:30 PM · previous day
3:00 AM4:30 PM · previous day
4:00 AM5:30 PM · previous day
5:00 AM6:30 PM · previous day
6:00 AM7:30 PM · previous day
7:00 AM8:30 PM · previous day
8:00 AM9:30 PM · previous day
9:00 AM10:30 PM · previous day
10:00 AM11:30 PM · previous day
11:00 AM12:30 AM
12:00 PM1:30 AM
1:00 PM2:30 AM
2:00 PM3:30 AM
3:00 PM4:30 AM
4:00 PM5:30 AM
5:00 PM6:30 AM
6:00 PM7:30 AM
7:00 PM8:30 AM
8:00 PM9:30 AM
9:00 PM10:30 AM
10:00 PM11:30 AM
11:00 PM12:30 PM

Working hours overlap

On 2026-09-28, 9 AM–5 PM workdays in IST and CST don't overlap. Try an early start in one zone and a late finish in the other, or use the meeting planner.

Convert IST to other time zones

How to use

Follow these steps to get a result

  1. Pick a date and a time in India Standard Time (IST).

  2. Read the matching CST time, including whether it falls on the next or previous day.

  3. Scan the 24-hour table to see every hour at once, with shared working hours highlighted.

Features

What this tool includes

  • Live clocks for both time zones

  • Daylight saving time handled automatically

  • 24-hour conversion table

  • Working-hours overlap

FAQ

Common questions about this tool

CST is 10 hours 30 minutes behind IST for most of 2026, and 11 hours 30 minutes behind IST for about 127 days, because daylight saving time changes on different dates.

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