Costa Rica to Chicago time converter

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

Costa Rica CST

Friday, October 16, 2026

Chicago CDT

Friday, October 16, 2026

Costa Rica
Fri, Oct 16
CSTUTC-6
Chicago
Illinois, United States
Fri, Oct 16
CDTUTC-5+1h
Finding your time zone…
Shared working hours (9:00–18:00)

Costa Rica to Chicago conversion table

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

Costa RicaChicago
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 Costa Rica (10:00 AM – 6:00 PM in Chicago).

Daylight saving time and the difference

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

  • Oct 16, 2026 – Nov 1, 2026: +1h
  • Nov 1, 2026 – Mar 14, 2027: ±0
  • Mar 14, 2027 – Oct 16, 2027: +1h

More conversions

Chicago to Costa RicaCosta Rica to New YorkCosta Rica to LondonCosta Rica to Los AngelesCosta Rica to TorontoCosta Rica to São PauloCosta Rica to ParisCosta Rica to BerlinCosta Rica to MoscowCosta Rica to DubaiCosta Rica to New DelhiCosta Rica to BangkokCosta Rica 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 Costa Rica and Chicago?

Chicago is 1 hour ahead of Costa Rica.

What time is it in Chicago when it is 9 AM in Costa Rica?

When it is 9:00 AM in Costa Rica, it is 10:00 AM in Chicago.

When is the best time to call Chicago from Costa Rica?

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

Does the time difference between Costa Rica 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.