Chicago to São Tiago de Custoias time converter

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

Chicago CDT

Wednesday, October 21, 2026

São Tiago de Custoias WEST

Thursday, October 22, 2026

Chicago
Illinois, United States
Wed, Oct 21
CDTUTC-5
São Tiago de Custoias
Portugal
Thu, Oct 22
WESTUTC+1+6h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to São Tiago de Custoias conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 21, 2026 – Oct 24, 2026: +6h
  • Oct 24, 2026 – Nov 1, 2026: +5h
  • Nov 1, 2026 – Mar 14, 2027: +6h
  • Mar 14, 2027 – Mar 27, 2027: +5h
  • Mar 27, 2027 – Oct 21, 2027: +6h

Distance

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

More conversions

São Tiago de Custoias to ChicagoChicago to New YorkChicago to LondonChicago to Los AngelesChicago to TorontoChicago to São PauloChicago to ParisChicago to BerlinChicago to MoscowChicago to DubaiChicago to New DelhiChicago to BangkokChicago to Singapore
New York to São Tiago de CustoiasLondon to São Tiago de CustoiasLos Angeles to São Tiago de CustoiasToronto to São Tiago de CustoiasSão Paulo to São Tiago de CustoiasParis to São Tiago de CustoiasBerlin to São Tiago de CustoiasMoscow to São Tiago de CustoiasDubai to São Tiago de CustoiasNew Delhi to São Tiago de CustoiasBangkok to São Tiago de CustoiasSingapore to São Tiago de Custoias

Questions and answers

What is the time difference between Chicago and São Tiago de Custoias?

São Tiago de Custoias is 6 hours ahead of Chicago.

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

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

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

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

Does the time difference between Chicago and São Tiago de Custoias change?

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