Ferramentas Intosoft

Cairo to Chicago

-8h

Cairo

EESTSOURCE
Egypt · UTC+03:00☀ DST active
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

Chicago

CDT
USA · UTC-05:00☀ DST active
HH04
:
MM00
  
04:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM
Cairo
Chicago
12:00 AM
4:00 PM-1
2:00 AM
6:00 PM-1
4:00 AM
8:00 PM-1
6:00 AM
10:00 PM-1
8:00 AM
12:00 AM
10:00 AM
2:00 AM
12:00 PM
4:00 AM
2:00 PM
6:00 AM
4:00 PM
8:00 AM
6:00 PM
10:00 AM
8:00 PM
12:00 PM
10:00 PM
2:00 PM

Green rows indicate typical business hours (9 AM - 5 PM)

EEST and CDT on the World Map

The map below highlights the EEST (Eastern European Time) and CDT (Central Standard Time) timezone regions across the globe.

EESTCDTCairoAthensHelsinkiBucharestChicagoHoustonDallasSan Antonio
EEST Zone
→
CDT Zone

Explore all world timezones interactively →

EET – Eastern European Time

UTC+02:00

Eastern European Time (EET) is used in Eastern Europe, the Middle East, and northeastern Africa, 2 hours ahead of UTC.

Countries in EET
FinlandGreeceRomaniaBulgariaUkraineEgyptIsraelLebanonJordanLithuaniaLatviaEstoniaMoldovaLibyaSyriaPalestineCyprus
Major Cities in EET
CairoAthensHelsinkiBucharestKyivSofiaJerusalemTel AvivBeirutVilniusRigaTallinn
Key Facts about EET
  • •EET covers countries across three continents: Europe, Asia, and Africa.
  • •Cairo is the most populous city in the EET zone.
  • •Turkey used to be on EET but permanently moved to UTC+03:00 in 2016.
  • •Finland, the Baltic states, and Greece all use EET.
Daylight Saving:Yes – switches to EEST
Learn more about EET on Wikipedia

CST – Central Standard Time

UTC-06:00

Central Standard Time (CST) is the time zone for the central United States, Canada, and Mexico, 6 hours behind UTC.

Countries in CST
United States (Central)Canada (Manitoba, Saskatchewan)MexicoGuatemalaHondurasEl SalvadorCosta RicaNicaraguaBelize
Major Cities in CST
ChicagoHoustonDallasSan AntonioMexico CityAustinWinnipegMemphisMilwaukeeNashvilleKansas CityNew OrleansMinneapolisGuatemala City
Key Facts about CST
  • •CST covers 20 US states fully or partially.
  • •Chicago and Houston are the two largest cities in the Central Time Zone.
  • •Mexico City, one of the world's most populous cities, operates on CST.
  • •CST is 1 hour behind EST and 2 hours ahead of PST.
Daylight Saving:Yes – switches to CDT
Learn more about CST on Wikipedia

About Cairo

Wikipedia

Cairo operates on Eastern European Time (EET), UTC+2. As Africa's largest city and Arab world's cultural capital, Cairo bridges African and Middle Eastern time.

Population:10.2 million
Metro:21.3 million
Business Hours:9:00 AM - 5:00 PM EET
Currency:EGP (£)
Stock Exchange:EGX (Egyptian Exchange)
Key Landmarks
Pyramids of GizaEgyptian MuseumKhan el-KhaliliAl-Azhar MosqueCairo Tower
Did You Know?

The Pyramids of Giza are the only surviving wonder of the ancient world.

Learn more about EEST timezone →

About Chicago

Wikipedia

Chicago operates on Central Time (CST/CDT), 1 hour behind New York. Home to CME and CBOE, Chicago is a global center for derivatives trading.

Population:2.7 million
Metro:9.5 million
Business Hours:8:00 AM - 5:00 PM CST
Currency:USD ($)
Stock Exchange:CME (Chicago Mercantile Exchange), CBOE
Key Landmarks
Willis TowerMillennium ParkCloud Gate (The Bean)Navy PierArt Institute of Chicago
Did You Know?

The Chicago Board of Trade is the world's oldest futures and options exchange.

Learn more about CDT timezone →

Cairo vs Chicago: Offsets, DST and Best Call Times

Cairo runs on Eastern European Summer Time (EEST) at UTC+03:00, currently observing daylight saving time. Chicago runs on Central Daylight Time (CDT) at UTC-05:00, also currently on daylight saving time. That puts Cairo 8 hours behind Chicago — a difference of -8h at the current offsets.

In practice, when it is 9:00 AM in Cairo it is 1:00 AM in Chicago. Midnight in Cairo is 4:00 PM in Chicago. Because both zones shift for daylight saving, the gap between them only changes during the few weeks each year when their transition dates differ.

Cairo to Chicago time conversion table

Cairo (EEST)Chicago (CDT)Day
12:00 AM4:00 PMprevious day
6:00 AM10:00 PMprevious day
7:00 AM11:00 PMprevious day
8:00 AM12:00 AMsame day
9:00 AM1:00 AMsame day
12:00 PM4:00 AMsame day
3:00 PM7:00 AMsame day
5:00 PM9:00 AMsame day
6:00 PM10:00 AMsame day
9:00 PM1:00 PMsame day

Why people convert Cairo to Chicago time

  • Scheduling a call from Cairo to Chicago: a 10:00 AM start in Cairo lands at 2:00 AM in Chicago, so you can confirm the slot without doing the arithmetic yourself.
  • Handling a -8h gap: Cairo and Chicago have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in Chicago is 1:00 AM in Cairo.
  • Coordinating a Cairo-based team with Chicago contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
  • Always state the zone abbreviation, not just the hour. "3:00 PM EEST" is unambiguous; "3 PM" across a -8h gap is not.
  • With a -8h gap there is no shared 9-to-5 window, so alternate the early start: one week Cairo takes the early slot, the next week Chicago does.
  • Cairo: Clocks fall back on Thu, Oct 29, 2026. Re-check this page after that date because the offset changes and so does the -8h gap.
  • Chicago: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.

About EET (Eastern European Time)

Eastern European Time (EET) covers a wide geographical area including Eastern Europe (Finland, Greece, Romania, Bulgaria, Ukraine), the Middle East (Israel, Lebanon, Jordan), and northeastern Africa (Egypt, Libya). During summer, most EET countries switch to Eastern European Summer Time (EEST, UTC+03:00). Turkey permanently moved to UTC+03:00 in 2016, effectively leaving EET.

About CST (Central Standard Time)

Central Standard Time (CST) covers the central region of North America. It is the second most populous time zone in the US, including major cities like Chicago, Houston, and Dallas. CST is also used in Mexico City and much of Central America including Guatemala, Honduras, El Salvador, and Costa Rica. During summer, most of the US and Canada switch to Central Daylight Time (CDT, UTC-05:00), while Mexico and Central American countries generally remain on CST.

Best time to call between Cairo and Chicago

With a -8h offset there is no overlap inside a normal 9 AM – 5 PM day. Chicago opens at 9:00 AM CDT, which is 1:00 AM in Cairo, so real-time calls need an early-morning or late-evening slot on one side.

Business hours overlap

Cairo and Chicago have no shared working hours because of the -8h gap. Teams need to alternate early starts or rely on asynchronous handovers.

Cairo is 8 hours behind Chicago (EEST UTC+03:00 → CDT UTC-05:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.

🕐 Daylight Saving Time Info

Cairo

☀ Currently in DST

Standard: UTC+02:00 · DST: UTC+03:00

Clocks fall back on Thu, Oct 29, 2026

Chicago

☀ Currently in DST

Standard: UTC-06:00 · DST: UTC-05:00

Clocks fall back on Sun, Nov 1, 2026

Frequently Asked Questions

What is the time difference between Cairo and Chicago?

Cairo (EEST, UTC+03:00) is 8 hours behind Chicago (CDT, UTC-05:00). The gap is currently -8h.

How do I convert Cairo time to Chicago time?

Add -8h to Cairo local time. For example, 9:00 AM in Cairo is 1:00 AM in Chicago.

What time is it in Chicago right now?

Chicago uses CDT at UTC-05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -8h offset from Cairo.

What is the best time to call Chicago from Cairo?

There is no shared working-hours window because of the -8h gap. The closest option is 1:00 PM in Cairo, which is 5:00 AM in Chicago.

Which is behind, Cairo or Chicago?

Cairo is 8 hours behind Chicago. When it is 12:00 PM in Cairo it is 4:00 AM in Chicago.

Do Cairo and Chicago use different time zones?

Cairo (Egypt) uses EEST at UTC+03:00, while Chicago (USA) uses CDT at UTC-05:00. The IANA identifiers are Africa/Cairo and America/Chicago.

Does daylight saving time affect the Cairo–Chicago difference?

Both zones observe DST, so the difference stays at -8h for most of the year and only changes during the weeks when their transition dates do not line up.

Which other cities share Cairo's time zone?

EEST also covers Cairo, Athens, Helsinki, Bucharest, Kyiv, Sofia, Jerusalem, Tel Aviv and 4 more.

Which countries use EEST, Cairo's zone?

EEST is used in Finland, Greece, Romania, Bulgaria, Ukraine, Egypt, Israel, Lebanon and 9 more.

Is there a day difference between Cairo and Chicago?

Not normally. The -8h gap only pushes the date over the previous day.

What is the time difference between Cairo and Chicago?

Chicago is -8h from Cairo.

What timezone is Cairo in?

Cairo operates on Eastern European Time (EET), UTC+2. As Africa's largest city and Arab world's cultural capital, Cairo bridges African and Middle Eastern time.

What timezone is Chicago in?

Chicago operates on Central Time (CST/CDT), 1 hour behind New York. Home to CME and CBOE, Chicago is a global center for derivatives trading.

What are the business hours in Cairo?

Standard business hours in Cairo are 9:00 AM - 5:00 PM EET.

What are the business hours in Chicago?

Standard business hours in Chicago are 8:00 AM - 5:00 PM CST.

What is the best time to schedule a call between Cairo and Chicago?

The best overlap for a call is when both cities are in business hours. Cairo works 9:00 AM - 5:00 PM EET and Chicago works 8:00 AM - 5:00 PM CST (-8h difference). Try scheduling during the overlapping window for maximum convenience.

What currencies are used in Cairo and Chicago?

Cairo uses EGP (£) while Chicago uses USD ($). Check current exchange rates when planning travel or business between these cities.

How do Cairo and Chicago compare in size?

Cairo has a population of approximately 10.2 million (metro: 21.3 million), while Chicago has approximately 2.7 million (metro: 9.5 million).

What are the major landmarks in Cairo and Chicago?

Cairo is known for Pyramids of Giza, Egyptian Museum, Khan el-Khalili. Chicago is famous for Willis Tower, Millennium Park, Cloud Gate (The Bean).

Do Cairo and Chicago have stock exchanges?

Yes. Cairo has the EGX (Egyptian Exchange) and Chicago has the CME (Chicago Mercantile Exchange), CBOE. The -8h time difference affects trading hour overlaps between these exchanges.

Which countries use EET (Eastern European Time)?

EET is used in Finland, Greece, Romania, Bulgaria, Ukraine, Egypt, and 11 more countries.

Does EET observe daylight saving time?

Yes, EET switches to EEST during summer months.

What are some interesting facts about EET?

EET covers countries across three continents: Europe, Asia, and Africa. Cairo is the most populous city in the EET zone.

Which cities are in the CST timezone?

Major cities in the CST timezone include Chicago, Houston, Dallas, San Antonio, Mexico City, Austin, Winnipeg, Memphis.

What is the UTC offset for CST?

Central Standard Time (CST) is at UTC-06:00. During daylight saving time, it shifts to CDT.

What should I know about the CST timezone?

CST covers 20 US states fully or partially. Chicago and Houston are the two largest cities in the Central Time Zone.

When is it midnight in Cairo, what time is it in Chicago?

When it is 12:00 AM (midnight) in Cairo (EET), it is -8h later in Chicago (CST).