Holtsville to Chicago time converter

Chicago is 1 hour behind Holtsville. When it is 9:00 AM in Holtsville, it is 8:00 AM in Chicago.

Holtsville EDT

Monday, October 19, 2026

Chicago CDT

Monday, October 19, 2026

Holtsville
New York, United States
Mon, Oct 19
EDTUTC-4
Chicago
Illinois, United States
Mon, Oct 19
CDTUTC-5-1h
Finding your time zone…
Shared working hours (9:00–18:00)

Holtsville to Chicago conversion table

Every hour of today in Holtsville and the matching time in Chicago. Light rows are typical working hours (9:00–18:00).

HoltsvilleChicago
12:00 AM11:00 PM−1 day
1:00 AM12:00 AM
2:00 AM1:00 AM
3:00 AM2:00 AM
4:00 AM3:00 AM
5:00 AM4:00 AM
6:00 AM5:00 AM
7:00 AM6:00 AM
8:00 AM7:00 AM
9:00 AM8:00 AM
10:00 AM9:00 AM
11:00 AM10:00 AM
12:00 PM11:00 AM
1:00 PM12:00 PM
2:00 PM1:00 PM
3:00 PM2:00 PM
4:00 PM3:00 PM
5:00 PM4:00 PM
6:00 PM5:00 PM
7:00 PM6:00 PM
8:00 PM7:00 PM
9:00 PM8:00 PM
10:00 PM9:00 PM
11:00 PM10:00 PM

Best time to call or meet

Both sides are at work from 10:00 AM – 6:00 PM in Holtsville (9:00 AM – 5:00 PM in Chicago).

Daylight saving time and the difference

The difference changes during the year because Holtsville and Chicago switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: -1h
  • Nov 1, 2026 – Nov 1, 2026: ±0
  • Nov 1, 2026 – Mar 14, 2027: -1h
  • Mar 14, 2027 – Mar 14, 2027: -2h
  • Mar 14, 2027 – Oct 19, 2027: -1h

Distance

Holtsville and Chicago are 1,223 km (760 miles) apart in a straight line.

More conversions

Chicago to HoltsvilleHoltsville to New YorkHoltsville to LondonHoltsville to Los AngelesHoltsville to TorontoHoltsville to São PauloHoltsville to ParisHoltsville to BerlinHoltsville to MoscowHoltsville to DubaiHoltsville to New DelhiHoltsville to BangkokHoltsville to Singapore
New York to ChicagoLondon to ChicagoLos Angeles to ChicagoToronto to ChicagoSão Paulo to ChicagoParis to ChicagoBerlin to ChicagoMoscow to ChicagoDubai to ChicagoNew Delhi to ChicagoBangkok to ChicagoSingapore to Chicago

Questions and answers

What is the time difference between Holtsville and Chicago?

Chicago is 1 hour behind Holtsville.

What time is it in Chicago when it is 9 AM in Holtsville?

When it is 9:00 AM in Holtsville, it is 8:00 AM in Chicago.

When is the best time to call Chicago from Holtsville?

Both sides are at work from 10:00 AM – 6:00 PM in Holtsville (9:00 AM – 5:00 PM in Chicago).

Does the time difference between Holtsville and Chicago change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.