Chicago to Ras Tanura time converter

Ras Tanura is 8 hours ahead of Chicago. When it is 9:00 AM in Chicago, it is 5:00 PM in Ras Tanura.

Chicago CDT

Tuesday, October 20, 2026

Ras Tanura AST

Tuesday, October 20, 2026

Chicago
Illinois, United States
Tue, Oct 20
CDTUTC-5
Ras Tanura
Saudi Arabia
Tue, Oct 20
ASTUTC+3+8h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Ras Tanura conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 20, 2026 – Nov 1, 2026: +8h
  • Nov 1, 2026 – Mar 14, 2027: +9h
  • Mar 14, 2027 – Oct 20, 2027: +8h

Distance

Chicago and Ras Tanura are 11,241 km (6,985 miles) apart in a straight line.

More conversions

Ras Tanura 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 Ras TanuraLondon to Ras TanuraLos Angeles to Ras TanuraToronto to Ras TanuraSão Paulo to Ras TanuraParis to Ras TanuraBerlin to Ras TanuraMoscow to Ras TanuraDubai to Ras TanuraNew Delhi to Ras TanuraBangkok to Ras TanuraSingapore to Ras Tanura

Questions and answers

What is the time difference between Chicago and Ras Tanura?

Ras Tanura is 8 hours ahead of Chicago.

What time is it in Ras Tanura when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 5:00 PM in Ras Tanura.

When is the best time to call Ras Tanura from Chicago?

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

Does the time difference between Chicago and Ras Tanura change?

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