São Tiago de Custoias to Chicago time converter

Chicago is 6 hours behind São Tiago de Custoias. When it is 9:00 AM in São Tiago de Custoias, it is 3:00 AM in Chicago.

São Tiago de Custoias WEST

Wednesday, October 21, 2026

Chicago CDT

Wednesday, October 21, 2026

São Tiago de Custoias
Portugal
Wed, Oct 21
WESTUTC+1
Chicago
Illinois, United States
Wed, Oct 21
CDTUTC-5-6h
Finding your time zone…
Shared working hours (9:00–18:00)

São Tiago de Custoias to Chicago conversion table

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

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

Best time to call or meet

Both sides are at work from 3:00 PM – 6:00 PM in São Tiago de Custoias (9:00 AM – 12:00 PM in Chicago).

Daylight saving time and the difference

The difference changes during the year because São Tiago de Custoias and Chicago switch clocks on different dates:

  • Oct 21, 2026 – Oct 25, 2026: -6h
  • Oct 25, 2026 – Nov 1, 2026: -5h
  • Nov 1, 2026 – Mar 14, 2027: -6h
  • Mar 14, 2027 – Mar 28, 2027: -5h
  • Mar 28, 2027 – Oct 21, 2027: -6h

Distance

São Tiago de Custoias and Chicago are 6,326 km (3,931 miles) apart in a straight line.

More conversions

Chicago to São Tiago de CustoiasSão Tiago de Custoias to New YorkSão Tiago de Custoias to LondonSão Tiago de Custoias to Los AngelesSão Tiago de Custoias to TorontoSão Tiago de Custoias to São PauloSão Tiago de Custoias to ParisSão Tiago de Custoias to BerlinSão Tiago de Custoias to MoscowSão Tiago de Custoias to DubaiSão Tiago de Custoias to New DelhiSão Tiago de Custoias to BangkokSão Tiago de Custoias 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 São Tiago de Custoias and Chicago?

Chicago is 6 hours behind São Tiago de Custoias.

What time is it in Chicago when it is 9 AM in São Tiago de Custoias?

When it is 9:00 AM in São Tiago de Custoias, it is 3:00 AM in Chicago.

When is the best time to call Chicago from São Tiago de Custoias?

Both sides are at work from 3:00 PM – 6:00 PM in São Tiago de Custoias (9:00 AM – 12:00 PM in Chicago).

Does the time difference between São Tiago de Custoias 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.