Chicago to Zaventem time converter

Zaventem is 7 hours ahead of Chicago. When it is 9:00 AM in Chicago, it is 4:00 PM in Zaventem.

Chicago CDT

Monday, October 19, 2026

Zaventem CEST

Monday, October 19, 2026

Chicago
Illinois, United States
Mon, Oct 19
CDTUTC-5
Zaventem
Belgium
Mon, Oct 19
CESTUTC+2+7h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Zaventem conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 19, 2026 – Oct 24, 2026: +7h
  • Oct 24, 2026 – Nov 1, 2026: +6h
  • Nov 1, 2026 – Mar 14, 2027: +7h
  • Mar 14, 2027 – Mar 27, 2027: +6h
  • Mar 27, 2027 – Oct 19, 2027: +7h

Distance

Chicago and Zaventem are 6,670 km (4,145 miles) apart in a straight line.

More conversions

Zaventem 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 ZaventemLondon to ZaventemLos Angeles to ZaventemToronto to ZaventemSão Paulo to ZaventemParis to ZaventemBerlin to ZaventemMoscow to ZaventemDubai to ZaventemNew Delhi to ZaventemBangkok to ZaventemSingapore to Zaventem

Questions and answers

What is the time difference between Chicago and Zaventem?

Zaventem is 7 hours ahead of Chicago.

What time is it in Zaventem when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 4:00 PM in Zaventem.

When is the best time to call Zaventem from Chicago?

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

Does the time difference between Chicago and Zaventem change?

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