Chicago to Siem Reap time converter

Siem Reap is 12 hours ahead of Chicago. When it is 9:00 AM in Chicago, it is 9:00 PM in Siem Reap.

Chicago CDT

Monday, October 19, 2026

Siem Reap ICT

Monday, October 19, 2026

Chicago
Illinois, United States
Mon, Oct 19
CDTUTC-5
Siem Reap
Cambodia
Mon, Oct 19
ICTUTC+7+12h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Siem Reap conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Chicago (9:00 PM – 10:00 PM in Siem Reap): 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 Siem Reap switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: +12h
  • Nov 1, 2026 – Mar 14, 2027: +13h
  • Mar 14, 2027 – Oct 19, 2027: +12h

Distance

Chicago and Siem Reap are 13,763 km (8,552 miles) apart in a straight line.

More conversions

Siem Reap 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 Siem ReapLondon to Siem ReapLos Angeles to Siem ReapToronto to Siem ReapSão Paulo to Siem ReapParis to Siem ReapBerlin to Siem ReapMoscow to Siem ReapDubai to Siem ReapNew Delhi to Siem ReapBangkok to Siem ReapSingapore to Siem Reap

Questions and answers

What is the time difference between Chicago and Siem Reap?

Siem Reap is 12 hours ahead of Chicago.

What time is it in Siem Reap when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 9:00 PM in Siem Reap.

When is the best time to call Siem Reap from Chicago?

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

Does the time difference between Chicago and Siem Reap change?

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