MST to CST Converter

Mountain Standard Time → Central Standard Time · MST is 1 hour behind CST

MST
—
CST
—

MST and CST are the same time

MST to CST Conversion Table

MSTCST
12:00 AM12:00 AM
1:00 AM1:00 AM
2:00 AM2:00 AM
3:00 AM3:00 AM
4:00 AM4:00 AM
5:00 AM5:00 AM
6:00 AM6:00 AM
7:00 AM7:00 AM
8:00 AM8:00 AM
9:00 AM9:00 AM
10:00 AM10:00 AM
11:00 AM11:00 AM
12:00 PM12:00 PM
1:00 PM1:00 PM
2:00 PM2:00 PM
3:00 PM3:00 PM
4:00 PM4:00 PM
5:00 PM5:00 PM
6:00 PM6:00 PM
7:00 PM7:00 PM
8:00 PM8:00 PM
9:00 PM9:00 PM
10:00 PM10:00 PM
11:00 PM11:00 PM

Green rows = business hours overlap (9:00 AM – 6:00 PM MST)

Major MST Cities
  • Denver, CO
  • Salt Lake City, UT
  • Albuquerque, NM
  • Tucson, AZ
  • Boise, ID
  • El Paso, TX
Major CST Cities
  • Chicago, IL
  • Houston, TX
  • Dallas, TX
  • Minneapolis, MN
  • Kansas City, MO
  • New Orleans, LA
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MST vs CST — What You Need to Know

MST (Mountain Standard Time) is UTC-7, covering Colorado, Utah, and Montana. In summer it becomes MDT (UTC-6).

CST (Central Standard Time) is UTC-6, covering Illinois, Texas, and Louisiana. In summer it becomes CDT (UTC-5).

Denver to Chicago is 1 hour — among the easiest US cross-timezone gaps to manage.

Frequently Asked Questions

How many hours is MST behind CST?

MST (Mountain Standard Time, UTC-7) is 1 hour behind CST (Central Standard Time, UTC-6). Both zones observe DST on the same dates, so the 1-hour difference stays constant year-round.

When it is 9 AM MST, what time is it CST?

When it is 9:00 AM MST, it is 10:00 AM CST. MST is always 1 hour behind CST.

What is the time difference between Denver and Chicago?

Chicago (Central Time) is 1 hour ahead of Denver (Mountain Time) year-round. Both cities shift clocks simultaneously for DST, keeping the gap at exactly 1 hour.