How to read it
Dubai and Chicago, side by side
Each row is one city's day, half an hour to a square, lined up by the hours along the bottom.
- 1Filled: at the desk, 9:00 to 18:00 where that city is.
- 2Grey: up early, up late, or the weekend.
- 3Outline: asleep.
- 4Red band: your slot. Read straight down to see the same moment in every city.
- 5A marks the best time for everyone; B, when there is one, the next best.
The red band is the best time to call on Wed, 21 Oct 2026: 16:00–17:00 in Dubai, which is 07:00–08:00 in Chicago.
Through the year
How the gap between Dubai and Chicago moves
Chicago is 9h behind Dubai today. Daylight saving moves it:
- Chicago 9h behind Dubai
- Chicago 10h behind Dubai
- Sun, 1 Nov 2026 Chicago's clocks go back an hour. Chicago is then 10h behind Dubai.
- Sun, 14 Mar 2027 Chicago's clocks go forward an hour. Chicago is then 9h behind Dubai.
Hour by hour
Dubai to Chicago time, hour by hour
On a working day (Wed, 21 Oct 2026), with working hours of 9:00 to 18:00 in both cities.
- Dubai starts work 09:00 00:00 in Chicago Asleep
- Chicago starts work 09:00 18:00 in Dubai Late
- Dubai finishes work 18:00 09:00 in Chicago At desk
- Chicago finishes work 18:00 03:00 Wed in Dubai Asleep
Show all 24 hours
| Dubai | Chicago |
|---|---|
| 00:00 Asleep | 15:00 Tue At desk |
| 01:00 Asleep | 16:00 Tue At desk |
| 02:00 Asleep | 17:00 Tue At desk |
| 03:00 Asleep | 18:00 Tue Late |
| 04:00 Asleep | 19:00 Tue Late |
| 05:00 Asleep | 20:00 Tue Late |
| 06:00 Asleep | 21:00 Tue Late |
| 07:00 Early | 22:00 Tue Asleep |
| 08:00 Early | 23:00 Tue Asleep |
| 09:00 At desk | 00:00 Asleep |
| 10:00 At desk | 01:00 Asleep |
| 11:00 At desk | 02:00 Asleep |
| 12:00 At desk | 03:00 Asleep |
| 13:00 At desk | 04:00 Asleep |
| 14:00 At desk | 05:00 Asleep |
| 15:00 At desk | 06:00 Asleep |
| 16:00 At desk | 07:00 Early |
| 17:00 At desk | 08:00 Early |
| 18:00 Late | 09:00 At desk |
| 19:00 Late | 10:00 At desk |
| 20:00 Late | 11:00 At desk |
| 21:00 Late | 12:00 At desk |
| 22:00 Asleep | 13:00 At desk |
| 23:00 Asleep | 14:00 At desk |
Questions
Questions people ask
What is the time difference between Dubai and Chicago?
Chicago is 9h behind Dubai (as of Wed, 21 Oct 2026). That changes on Sun, 1 Nov 2026, when Chicago's clocks go back: then Chicago is 10h behind Dubai.
What is the best time for a call between Dubai and Chicago?
On a working day, the best time for a call is 16:00–17:00 in Dubai (07:00–08:00 in Chicago) until 31 Oct 2026 and from 14 Mar 2027, and 19:00–20:00 in Dubai (09:00–10:00 in Chicago) from 1 Nov 2026 to 13 Mar 2027.
Does Dubai change its clocks?
No. Dubai stays on UTC+4 all year.
Does Chicago change its clocks?
Yes. Chicago moves its clocks back an hour on Sun, 1 Nov 2026, and forward an hour on Sun, 14 Mar 2027.
More city pairs
Compare more cities
Dubai and…
- Dubai and Mumbai
- Dubai and Delhi
- Dubai and Bengaluru
- Dubai and Abu Dhabi
- Dubai and Riyadh
- Dubai and Doha
- Dubai and Singapore
- Dubai and Hong Kong
- Dubai and Tokyo
- Dubai and Sydney
- Dubai and London
- Dubai and Paris
- Dubai and Berlin
- Dubai and Amsterdam
- Dubai and New York
- Dubai and Toronto
- Dubai and Los Angeles
- Dubai and San Francisco
Chicago and…
- Chicago and Mumbai
- Chicago and Delhi
- Chicago and Bengaluru
- Chicago and Abu Dhabi
- Chicago and Riyadh
- Chicago and Doha
- Chicago and Singapore
- Chicago and Hong Kong
- Chicago and Tokyo
- Chicago and Sydney
- Chicago and London
- Chicago and Paris
- Chicago and Berlin
- Chicago and Amsterdam
- Chicago and New York
- Chicago and Toronto
- Chicago and Los Angeles
- Chicago and San Francisco
From the team behind 10:10
Running an event across time zones?
C4E has spent twenty years running conferences, dealer meets and offsites in more than 40 countries, with clients, speakers and crews in different time zones. 10:10 is one of the tools we built for our own shows. It is free, with no account and nothing upsold.