Time Difference Between Chicago and Indianapolis

The time difference between Chicago and Indianapolis is 1 hour. When it is 12:00 noon in Chicago, it is 13:00 in Indianapolis. Chicago uses the America/Chicago time zone (UTC-5), while Indianapolis uses America/Indiana/Indianapolis (UTC-4).

Indianapolis is 1 hour ahead of Chicago — 1 hour
Chicago, United States
15:55:20
Thursday, March 26, 2026
UTC-5 · CDT (DST)
Indianapolis, United States
16:55:20
Thursday, March 26, 2026
UTC-4 · EDT (DST)

Time Zone Details: Chicago vs Indianapolis

Detail Chicago Indianapolis
Time Zone IDAmerica/ChicagoAmerica/Indiana/Indianapolis
UTC OffsetUTC-5UTC-4
AbbreviationCDTEDT
DST ActiveYes — currently observingYes — currently observing
CountryUnited StatesUnited States
RegionNorth AmericaNorth America

Best Time to Schedule a Call

There are 7 overlapping business hours between Chicago and Indianapolis (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

09:00–16:00 in Chicago  =  10:00–17:00 in Indianapolis

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Chicago time to Indianapolis time. Rows highlighted in green indicate overlapping business hours in both cities.

Chicago Indianapolis
00:00 01:00 Night
01:00 02:00 Night
02:00 03:00 Night
03:00 04:00 Night
04:00 05:00 Night
05:00 06:00 Night
06:00 07:00
07:00 08:00
08:00 09:00
09:00 10:00 Overlap
10:00 11:00 Overlap
11:00 12:00 Overlap
12:00 13:00 Overlap
13:00 14:00 Overlap
14:00 15:00 Overlap
15:00 16:00 Overlap
16:00 17:00
17:00 18:00
18:00 19:00
19:00 20:00
20:00 21:00
21:00 22:00
22:00 23:00 Night
23:00 00:00 (+1 day) Night

Daylight Saving Time (DST) Impact

Both Chicago and Indianapolis are currently observing daylight saving time. The current 1 hour difference reflects both cities' DST offsets. When one city switches back to standard time before the other, the gap will temporarily change by 1 hour.

Practical Tips for Chicago–Indianapolis Scheduling

Compare Chicago and Indianapolis with Other Cities

From Chicago

From Indianapolis

Frequently Asked Questions

What is the time difference between Chicago and Indianapolis?

The time difference is 1 hour. Indianapolis is 1 hour ahead of Chicago.

Does the time difference change during the year?

Yes. Both cities observe daylight saving time, but they may switch on different dates, causing the gap to shift by 1 hour temporarily.

When is the best time to call from Chicago to Indianapolis?

The best window is between 09:00 and 16:00 Chicago time, which corresponds to 10:00–17:00 in Indianapolis. Both sides fall within normal business hours.

How do I convert Chicago time to Indianapolis time?

Add 1 hour to Chicago time to get Indianapolis time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.