Calcutta to Chicago time converter

Chicago is 7 hours behind Calcutta. When it is 9:00 AM in Calcutta, it is 2:00 AM in Chicago.

Calcutta SAST

Sunday, October 18, 2026

Chicago CDT

Sunday, October 18, 2026

Calcutta
South Africa
Sun, Oct 18
SASTUTC+2
Chicago
Illinois, United States
Sun, Oct 18
CDTUTC-5-7h
Finding your time zone…
Shared working hours (9:00–18:00)

Calcutta to Chicago conversion table

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

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

Best time to call or meet

Both sides are at work from 4:00 PM – 6:00 PM in Calcutta (9:00 AM – 11:00 AM in Chicago).

Daylight saving time and the difference

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

  • Oct 18, 2026 – Nov 1, 2026: -7h
  • Nov 1, 2026 – Mar 14, 2027: -8h
  • Mar 14, 2027 – Oct 18, 2027: -7h

Distance

Calcutta and Chicago are 14,171 km (8,805 miles) apart in a straight line.

More conversions

Chicago to CalcuttaCalcutta to New YorkCalcutta to LondonCalcutta to Los AngelesCalcutta to TorontoCalcutta to São PauloCalcutta to ParisCalcutta to BerlinCalcutta to MoscowCalcutta to DubaiCalcutta to New DelhiCalcutta to BangkokCalcutta 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 Calcutta and Chicago?

Chicago is 7 hours behind Calcutta.

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

When it is 9:00 AM in Calcutta, it is 2:00 AM in Chicago.

When is the best time to call Chicago from Calcutta?

Both sides are at work from 4:00 PM – 6:00 PM in Calcutta (9:00 AM – 11:00 AM in Chicago).

Does the time difference between Calcutta 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.