Chicago to Cầu Giấy time converter

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

Chicago CDT

Sunday, October 18, 2026

Cầu Giấy ICT

Monday, October 19, 2026

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

Chicago to Cầu Giấy conversion table

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

ChicagoCầu Giấy
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 Cầu Giấy): 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 Cầu Giấy switch clocks on different dates:

  • Oct 18, 2026 – Nov 1, 2026: +12h
  • Nov 1, 2026 – Mar 14, 2027: +13h
  • Mar 14, 2027 – Oct 18, 2027: +12h

Distance

Chicago and Cầu Giấy are 12,887 km (8,008 miles) apart in a straight line.

More conversions

Cầu Giấy 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 Cầu GiấyLondon to Cầu GiấyLos Angeles to Cầu GiấyToronto to Cầu GiấySão Paulo to Cầu GiấyParis to Cầu GiấyBerlin to Cầu GiấyMoscow to Cầu GiấyDubai to Cầu GiấyNew Delhi to Cầu GiấyBangkok to Cầu GiấySingapore to Cầu Giấy

Questions and answers

What is the time difference between Chicago and Cầu Giấy?

Cầu Giấy is 12 hours ahead of Chicago.

What time is it in Cầu Giấy when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 9:00 PM in Cầu Giấy.

When is the best time to call Cầu Giấy 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 Cầu Giấy): working hours on one side, early or late on the other.

Does the time difference between Chicago and Cầu Giấy change?

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