Does Boston observe daylight saving time?

Yes. Boston is on EDT (UTC-4) now, and its clocks go back 1 hour on Sun, Nov 1, to EST (UTC-5).

Does Chicago observe daylight saving time?

Yes. Chicago is on CDT (UTC-5) now, and its clocks go back 1 hour on Sun, Nov 1, to CST (UTC-6).

What time is it in Chicago when it's 9 AM in Boston?

8:00 AM in Chicago, on the same day.

Boston to Chicago Meeting Planner

Chicago is 1 hour behind Boston right now. Their working days overlap for 7 hours today.

Boston · United States

1:02 AM

Sat, Oct 17 · EDT · summer time

Chicago · United States

12:02 AM

Sat, Oct 17 · CDT · summer time

Best Meeting Times Between Boston and Chicago

10:00 AM to 5:00 PM in Boston (9:00 AM to 4:00 PM in Chicago). That's when both cities are inside working hours, 9 AM to 5 PM, giving 7 hours of overlap today.

Who's meeting

2 of 4 places

BostonOrganizerUnited States ·· summer time1:02AMnow
ChicagoUnited States ·· summer time12:02AMnow

Add a city

Add up to 4 places by city, country, time zone or abbreviation, like Tokyo, India or JST. Press "/" to jump here.

Date in Boston

Working hours, everywhere

Best times to meet

Saturday, October 17, 2026, in Boston time.

1:00PMBest · OptimalWorking hours in Boston (13:00) and Chicago (12:00).
12:00PMOption 2 · OptimalWorking hours in Boston (12:00) and Chicago (11:00).
2:00PMOption 3 · OptimalWorking hours in Boston (14:00) and Chicago (13:00).

The whole day

Pick any slot in the Fit row, or use the arrow keys there, to make it the meeting time.

Each column is a one-hour slot of the first place's day. The Fit row grades how well the slot suits everyone; each row shows the local time and whether it's working hours there.
Fit
BostonEDT
ChicagoCDT
UTC	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03

Working hours (09–17)Just outside (07–09, 17–20)Late evening (20–23)NightFit: optimal, good, possible, poor

Your meeting

Boston1:00 PM EDTSat, Oct 17
Chicago12:00 PM CDTSat, Oct 17
UTC2026-10-17 17:00 UTC

What will it cost? Try the meeting cost calculator.

Time difference between Boston and Chicago

Chicago is 1 hour behind Boston right now: Chicago is on CDT (UTC-5) and Boston on EDT (UTC-4). That changes on Sun, Nov 1, when clocks go back in Boston: then Chicago and Boston are on the same time.

Time difference between Boston and Chicago over the next 12 months
From	Difference	Why
Now	Chicago 1 hour behind	—
Sun, Nov 1	Same time	Clocks go back in Boston
Sun, Nov 1	Chicago 1 hour behind	Clocks go back in Chicago
Sun, Mar 14, 2027	Chicago 2 hours behind	Clocks go forward in Boston
Sun, Mar 14, 2027	Chicago 1 hour behind	Clocks go forward in Chicago

Boston is on Eastern Standard Time. Chicago is on Central Standard Time.

Frequently Asked Questions: Boston & Chicago Scheduling

What is the time difference between Boston and Chicago?: Chicago is 1 hour behind Boston right now: Chicago is on CDT (UTC-5) and Boston on EDT (UTC-4). That changes on Sun, Nov 1, when clocks go back in Boston: then Chicago and Boston are on the same time.
What is the best time to schedule a meeting between Boston and Chicago?: 10:00 AM to 5:00 PM in Boston (9:00 AM to 4:00 PM in Chicago). That's when both cities are inside working hours, 9 AM to 5 PM, giving 7 hours of overlap today.
Does Boston observe daylight saving time?: Yes. Boston is on EDT (UTC-4) now, and its clocks go back 1 hour on Sun, Nov 1, to EST (UTC-5).
Does Chicago observe daylight saving time?: Yes. Chicago is on CDT (UTC-5) now, and its clocks go back 1 hour on Sun, Nov 1, to CST (UTC-6).
What time is it in Chicago when it's 9 AM in Boston?: 8:00 AM in Chicago, on the same day.

Or see every city pair, or plan with more places in the meeting planner.