Chicago to Kolonnawa time converter

Kolonnawa is 10 hours 30 minutes ahead of Chicago. When it is 9:00 AM in Chicago, it is 7:30 PM in Kolonnawa.

Chicago CDT

Monday, October 19, 2026

Kolonnawa IST

Monday, October 19, 2026

Chicago
Illinois, United States
Mon, Oct 19
CDTUTC-5
Kolonnawa
Sri Lanka
Mon, Oct 19
ISTUTC+5:30+10h 30m
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Kolonnawa conversion table

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

ChicagoKolonnawa
12:00 AM10:30 AM
1:00 AM11:30 AM
2:00 AM12:30 PM
3:00 AM1:30 PM
4:00 AM2:30 PM
5:00 AM3:30 PM
6:00 AM4:30 PM
7:00 AM5:30 PM
8:00 AM6:30 PM
9:00 AM7:30 PM
10:00 AM8:30 PM
11:00 AM9:30 PM
12:00 PM10:30 PM
1:00 PM11:30 PM
2:00 PM12:30 AM+1 day
3:00 PM1:30 AM+1 day
4:00 PM2:30 AM+1 day
5:00 PM3:30 AM+1 day
6:00 PM4:30 AM+1 day
7:00 PM5:30 AM+1 day
8:00 PM6:30 AM+1 day
9:00 PM7:30 AM+1 day
10:00 PM8:30 AM+1 day
11:00 PM9:30 AM+1 day

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:30 AM in Chicago (7:30 PM – 10:00 PM in Kolonnawa): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 19, 2026 – Nov 1, 2026: +10h 30m
  • Nov 1, 2026 – Mar 14, 2027: +11h 30m
  • Mar 14, 2027 – Oct 19, 2027: +10h 30m

Distance

Chicago and Kolonnawa are 14,445 km (8,976 miles) apart in a straight line.

More conversions

Kolonnawa 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 KolonnawaLondon to KolonnawaLos Angeles to KolonnawaToronto to KolonnawaSão Paulo to KolonnawaParis to KolonnawaBerlin to KolonnawaMoscow to KolonnawaDubai to KolonnawaNew Delhi to KolonnawaBangkok to KolonnawaSingapore to Kolonnawa

Questions and answers

What is the time difference between Chicago and Kolonnawa?

Kolonnawa is 10 hours 30 minutes ahead of Chicago.

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

When it is 9:00 AM in Chicago, it is 7:30 PM in Kolonnawa.

When is the best time to call Kolonnawa from Chicago?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:30 AM in Chicago (7:30 PM – 10:00 PM in Kolonnawa): working hours on one side, early or late on the other.

Does the time difference between Chicago and Kolonnawa change?

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