Chicago to Boa Vista time converter

Boa Vista is 1 hour ahead of Chicago. When it is 9:00 AM in Chicago, it is 10:00 AM in Boa Vista.

Chicago CDT

Monday, October 19, 2026

Boa Vista AMT

Monday, October 19, 2026

Chicago
Illinois, United States
Mon, Oct 19
CDTUTC-5
Boa Vista
Roraima, Brazil
Mon, Oct 19
AMTUTC-4+1h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Boa Vista conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 19, 2026 – Nov 1, 2026: +1h
  • Nov 1, 2026 – Mar 14, 2027: +2h
  • Mar 14, 2027 – Oct 19, 2027: +1h

Distance

Chicago and Boa Vista are 5,104 km (3,171 miles) apart in a straight line.

More conversions

Boa Vista 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 Boa VistaLondon to Boa VistaLos Angeles to Boa VistaToronto to Boa VistaSão Paulo to Boa VistaParis to Boa VistaBerlin to Boa VistaMoscow to Boa VistaDubai to Boa VistaNew Delhi to Boa VistaBangkok to Boa VistaSingapore to Boa Vista

Questions and answers

What is the time difference between Chicago and Boa Vista?

Boa Vista is 1 hour ahead of Chicago.

What time is it in Boa Vista when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 10:00 AM in Boa Vista.

When is the best time to call Boa Vista from Chicago?

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

Does the time difference between Chicago and Boa Vista change?

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