Chicago to Karachi
+10hChicago
CDTSOURCEKarachi
PKTGreen rows indicate typical business hours (9 AM - 5 PM)
CDT and PKT on the World Map
The map below highlights the CDT (Central Standard Time) and PKT (Pakistan Standard Time) timezone regions across the globe.
CST – Central Standard Time
UTC-06:00Central Standard Time (CST) is the time zone for the central United States, Canada, and Mexico, 6 hours behind UTC.
- •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.
PKT – Pakistan Standard Time
UTC+05:00Pakistan Standard Time (PKT) is the time zone for Pakistan, 5 hours ahead of UTC.
- •Pakistan does not observe daylight saving time.
- •Karachi is one of the world's most populous cities.
- •PKT is the same offset as Uzbekistan (UZT) and Yekaterinburg (YEKT).
About Chicago
WikipediaChicago operates on Central Time (CST/CDT), 1 hour behind New York. Home to CME and CBOE, Chicago is a global center for derivatives trading.
The Chicago Board of Trade is the world's oldest futures and options exchange.
About Karachi
WikipediaKarachi operates on Pakistan Standard Time (PKT), UTC+5. As Pakistan's financial hub and largest port city, Karachi time drives South Asian commerce.
Karachi is one of the fastest-growing megacities in the world.
Comparing Time Zones: Chicago and Karachi
Chicago runs on Central Daylight Time (CDT) at UTC-05:00, currently observing daylight saving time. Karachi runs on Pakistan Standard Time (PKT) at UTC+05:00. That puts Chicago 10 hours ahead of Karachi — a difference of +10h at the current offsets.
In practice, when it is 9:00 AM in Chicago it is 7:00 PM in Karachi. Midnight in Chicago is 10:00 AM in Karachi.Chicago observes daylight saving time while Karachi does not, so the gap narrows or widens by an hour part of the year.
Chicago to Karachi time conversion table
| Chicago (CDT) | Karachi (PKT) | Day |
|---|---|---|
| 12:00 AM | 10:00 AM | same day |
| 6:00 AM | 4:00 PM | same day |
| 7:00 AM | 5:00 PM | same day |
| 8:00 AM | 6:00 PM | same day |
| 9:00 AM | 7:00 PM | same day |
| 12:00 PM | 10:00 PM | same day |
| 3:00 PM | 1:00 AM | next day |
| 5:00 PM | 3:00 AM | next day |
| 6:00 PM | 4:00 AM | next day |
| 9:00 PM | 7:00 AM | next day |
Why people convert Chicago to Karachi time
- Scheduling a call from Chicago to Karachi: a 10:00 AM start in Chicago lands at 8:00 PM in Karachi, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +10h gap: Chicago and Karachi 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 Karachi is 7:00 PM in Chicago.
- Watching a live event or market open: Chicago viewers need 7:00 PM in Karachi to catch a 9:00 AM start there, and 2:00 PM if the event is anchored to Chicago.
- Always state the zone abbreviation, not just the hour. "3:00 PM CDT" is unambiguous; "3 PM" across a +10h gap is not.
- With a +10h gap there is no shared 9-to-5 window, so alternate the early start: one week Chicago takes the early slot, the next week Karachi does.
- Chicago: Clocks fall back on Sun, Nov 1, 2026. Re-check this page after that date because the offset changes and so does the +10h gap.
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.
About PKT (Pakistan Standard Time)
Pakistan Standard Time (PKT) is the time zone used throughout Pakistan. PKT does not observe daylight saving time. Pakistan is the 5th most populous country in the world.
Best time to call between Chicago and Karachi
With a +10h offset there is no overlap inside a normal 9 AM – 5 PM day. Karachi opens at 9:00 AM PKT, which is 7:00 PM in Chicago, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Chicago and Karachi have no shared working hours because of the +10h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Chicago is 10 hours ahead of Karachi (CDT UTC-05:00 → PKT 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
Chicago
☀ Currently in DST
Standard: UTC-06:00 · DST: UTC-05:00
Clocks fall back on Sun, Nov 1, 2026
Karachi
Does not observe DST
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Chicago and Karachi?
Chicago (CDT, UTC-05:00) is 10 hours ahead of Karachi (PKT, UTC+05:00). The gap is currently +10h.
How do I convert Chicago time to Karachi time?
Add +10h to Chicago local time. For example, 9:00 AM in Chicago is 7:00 PM in Karachi.
What time is it in Karachi right now?
Karachi uses PKT at UTC+05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +10h offset from Chicago.
What is the best time to call Karachi from Chicago?
There is no shared working-hours window because of the +10h gap. The closest option is 1:00 PM in Chicago, which is 11:00 PM in Karachi.
Which is ahead, Chicago or Karachi?
Chicago is 10 hours ahead of Karachi. When it is 12:00 PM in Chicago it is 10:00 PM in Karachi.
Do Chicago and Karachi use different time zones?
Chicago (USA) uses CDT at UTC-05:00, while Karachi (Pakistan) uses PKT at UTC+05:00. The IANA identifiers are America/Chicago and Asia/Karachi.
Does daylight saving time affect the Chicago–Karachi difference?
Yes at the moment: Chicago is on daylight saving time and Karachi is not, so the +10h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Chicago's time zone?
CDT also covers Chicago, Houston, Dallas, San Antonio, Mexico City, Austin, Winnipeg, Memphis and 6 more.
Which countries use CDT, Chicago's zone?
CDT is used in United States (Central), Canada (Manitoba, Saskatchewan), Mexico, Guatemala, Honduras, El Salvador, Costa Rica, Nicaragua and 1 more.
Is there a day difference between Chicago and Karachi?
Not normally. The +10h gap only pushes the date over for late-evening times.
What is the time difference between Chicago and Karachi?
Karachi is +10h from Chicago.
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 timezone is Karachi in?
Karachi operates on Pakistan Standard Time (PKT), UTC+5. As Pakistan's financial hub and largest port city, Karachi time drives South Asian commerce.
What are the business hours in Chicago?
Standard business hours in Chicago are 8:00 AM - 5:00 PM CST.
What are the business hours in Karachi?
Standard business hours in Karachi are 9:00 AM - 5:00 PM PKT.
What is the best time to schedule a call between Chicago and Karachi?
The best overlap for a call is when both cities are in business hours. Chicago works 8:00 AM - 5:00 PM CST and Karachi works 9:00 AM - 5:00 PM PKT (+10h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Chicago and Karachi?
Chicago uses USD ($) while Karachi uses PKR (₨). Check current exchange rates when planning travel or business between these cities.
How do Chicago and Karachi compare in size?
Chicago has a population of approximately 2.7 million (metro: 9.5 million), while Karachi has approximately 14.9 million (metro: 16.5 million).
What are the major landmarks in Chicago and Karachi?
Chicago is known for Willis Tower, Millennium Park, Cloud Gate (The Bean). Karachi is famous for Quaid-e-Azam's Mausoleum, Mohatta Palace, Clifton Beach.
Do Chicago and Karachi have stock exchanges?
Yes. Chicago has the CME (Chicago Mercantile Exchange), CBOE and Karachi has the PSX (Pakistan Stock Exchange). The +10h time difference affects trading hour overlaps between these exchanges.
Which countries use CST (Central Standard Time)?
CST is used in United States (Central), Canada (Manitoba, Saskatchewan), Mexico, Guatemala, Honduras, El Salvador, and 3 more countries.
Does CST observe daylight saving time?
Yes, CST switches to CDT during summer months.
What are some interesting facts about CST?
CST covers 20 US states fully or partially. Chicago and Houston are the two largest cities in the Central Time Zone.
Which cities are in the PKT timezone?
Major cities in the PKT timezone include Karachi, Lahore, Islamabad, Rawalpindi, Faisalabad, Peshawar.
What is the UTC offset for PKT?
Pakistan Standard Time (PKT) is at UTC+05:00.
What should I know about the PKT timezone?
Pakistan does not observe daylight saving time. Karachi is one of the world's most populous cities.
When is it midnight in Chicago, what time is it in Karachi?
When it is 12:00 AM (midnight) in Chicago (CST), it is +10h later in Karachi (PKT).
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