St. Louis to Chicago time converter
St. Louis and Chicago are on the same time. When it is 9:00 AM in St. Louis, it is 9:00 AM in Chicago.
Finding your time zone…
3:50 PM in St. Louis, Friday, October 16, 2026
Shared working hours (9:00–18:00)
St. Louis to Chicago conversion table
Every hour of today in St. Louis and the matching time in Chicago. Light rows are typical working hours (9:00–18:00).
| St. Louis | Chicago |
|---|---|
| 12:00 AM | 12:00 AM |
| 1:00 AM | 1:00 AM |
| 2:00 AM | 2:00 AM |
| 3:00 AM | 3:00 AM |
| 4:00 AM | 4:00 AM |
| 5:00 AM | 5:00 AM |
| 6:00 AM | 6:00 AM |
| 7:00 AM | 7:00 AM |
| 8:00 AM | 8:00 AM |
| 9:00 AM | 9:00 AM |
| 10:00 AM | 10:00 AM |
| 11:00 AM | 11:00 AM |
| 12:00 PM | 12:00 PM |
| 1:00 PM | 1:00 PM |
| 2:00 PM | 2:00 PM |
| 3:00 PM | 3:00 PM |
| 4:00 PM | 4:00 PM |
| 5:00 PM | 5:00 PM |
| 6:00 PM | 6:00 PM |
| 7:00 PM | 7:00 PM |
| 8:00 PM | 8:00 PM |
| 9:00 PM | 9:00 PM |
| 10:00 PM | 10:00 PM |
| 11:00 PM | 11:00 PM |
Best time to call or meet
Both sides are at work from 9:00 AM – 6:00 PM in St. Louis (9:00 AM – 6:00 PM in Chicago).
Daylight saving time and the difference
The difference stays 0 hours all year.
Distance
St. Louis and Chicago are 419 km (260 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between St. Louis and Chicago?
St. Louis and Chicago are on the same time.
What time is it in Chicago when it is 9 AM in St. Louis?
When it is 9:00 AM in St. Louis, it is 9:00 AM in Chicago.
When is the best time to call Chicago from St. Louis?
Both sides are at work from 9:00 AM – 6:00 PM in St. Louis (9:00 AM – 6:00 PM in Chicago).
Does the time difference between St. Louis and Chicago change?
No. The difference stays 0 hours all year.