Chicago to Santa Rosa time converter

Santa Rosa is 2 hours ahead of Chicago. When it is 9:00 AM in Chicago, it is 11:00 AM in Santa Rosa.

Chicago CDT

Tuesday, October 20, 2026

Santa Rosa ART

Tuesday, October 20, 2026

Chicago
Illinois, United States
Tue, Oct 20
CDTUTC-5
Santa Rosa
Argentina
Tue, Oct 20
ARTUTC-3+2h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Santa Rosa conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 20, 2026 – Nov 1, 2026: +2h
  • Nov 1, 2026 – Mar 14, 2027: +3h
  • Mar 14, 2027 – Oct 20, 2027: +2h

Distance

Chicago and Santa Rosa are 7,638 km (4,746 miles) apart in a straight line.

More conversions

Santa Rosa 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 Santa RosaLondon to Santa RosaLos Angeles to Santa RosaToronto to Santa RosaSão Paulo to Santa RosaParis to Santa RosaBerlin to Santa RosaMoscow to Santa RosaDubai to Santa RosaNew Delhi to Santa RosaBangkok to Santa RosaSingapore to Santa Rosa

Questions and answers

What is the time difference between Chicago and Santa Rosa?

Santa Rosa is 2 hours ahead of Chicago.

What time is it in Santa Rosa when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 11:00 AM in Santa Rosa.

When is the best time to call Santa Rosa from Chicago?

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

Does the time difference between Chicago and Santa Rosa change?

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