CST to PST Converter: key details
Chicago clocks read 2:00 PM, but your Los Angeles contact hasn't joined the call. They're not late. They're on Pacific Time, where it's 12:00 PM. CST (UTC−6) runs two hours ahead of PST (UTC−8). Subtract two hours from Central to get Pacific. Always.
The two-hour gap, standard or daylight
Central Standard Time sits at UTC−6. Pacific Standard Time sits at UTC−8. The math is fixed: 9:00 AM in Chicago is 7:00 AM in Los Angeles. 4:00 PM in Houston is 2:00 PM in San Francisco.
The labels shift with the seasons. In July, Central is on CDT (UTC−5) and the West Coast is on PDT (UTC−7). The gap stays two hours. Before you send the invite, confirm whether the date falls in standard or daylight time. Saying "CST" in summer is wrong, and converters that default to standard time will give you the wrong hour.
CDT to PDT: same gap, different names
Both zones spring forward together. CDT (UTC−5) and PDT (UTC−7) keep the two-hour separation intact. A 3:00 PM conference call in Dallas lands at 1:00 PM in San Francisco. The relationship never wavers.
That consistency is rare. The CST to EST gap shifts depending on daylight rules. Central to Pacific does not. Two hours, every day of the year.
Book the call between 10:00 AM and 3:00 PM Central
Schedule inside the window: 10:00 AM to 3:00 PM Central, which is 8:00 AM to 1:00 PM Pacific. Pacific offices open at 8:00 AM local. Central offices wind down by 5:00 PM or 6:00 PM. That five-hour band keeps both sides awake and working.
Skip 9:00 AM Central. That's 7:00 AM Pacific. Skip 4:00 PM Central if the call runs long: you'll push past 2:00 PM Pacific and risk losing your West Coast colleague to their afternoon deep-work block.
Chicago to Los Angeles scheduling
Chicago, population 2,664,452, runs on America/Chicago. Los Angeles sits two hours behind on Pacific Time. A 4:00 PM Central meeting is 2:00 PM Pacific. Workable. Push past 3:00 PM Pacific start time and you're eating into Central's end of day. For cross-country demos, start at 1:00 PM Central (11:00 AM Pacific). Both sides are sharp, and you finish before the post-lunch slump.
Mexico City to Los Angeles: mind the DST split
Mexico City, population 12,294,193, runs on America/Mexico_City. Most of Mexico abolished DST in October 2022. Mexico City stays on permanent CST (UTC−6) year-round.
During US daylight months (mid-March to early November), Los Angeles is on PDT (UTC−7). Mexico City is on UTC−6. The gap shrinks to one hour. During US standard months, Los Angeles is on PST (UTC−8) and Mexico City stays UTC−6: the gap widens to two hours. Check the date before you dial.
Use the converter, then verify
Plug your Central time into the CST Converter. It returns the Pacific equivalent. Then verify the live offset on CST Time Now. Thirty seconds. That check stops you calling a client at 7:00 AM their time.
A remote worker in Dallas booking a San Francisco vendor's 9:00 AM standup: that's 11:00 AM Dallas time. Send an email at 5:30 PM Central on Friday, and your Los Angeles contact won't see it until Monday morning Pacific. Send it before 3:00 PM Central for a same-day reply.
What to skip
Skip the early-morning slot. 7:00 AM Central is 5:00 AM Pacific. Skip the post-5:00 PM Central window unless you have explicit permission. Skip the assumption that "CST" works as a year-round label. It doesn't. Use "CT" (Central Time) when daylight status is irrelevant.
When do the clocks change?
Central Time springs forward on Sunday 8 March 2026 at 02:00 local. Clocks move to 03:00. CST (UTC−6) becomes CDT (UTC−5). Pacific moves the same day.
Central Time falls back on Sunday 1 November 2026 at 02:00 local. Clocks move to 01:00. CDT becomes CST. Pacific falls back the same day.
In 2027: spring forward on Sunday 14 March, fall back on Sunday 7 November. Mark the calendar. The two-hour gap survives every change.
What "CST" actually means, and what it doesn't
CST stands for Central Standard Time, fixed offset UTC−6. The IANA zone America/Chicago is the canonical reference. CST also means China Standard Time (UTC+8, Asia/Shanghai) and Cuba Standard Time (UTC−5). Context matters. Converting a timestamp for a server log? Specify the IANA zone, not just the abbreviation.
The 30-second pre-call routine
Open the converter. Enter your local Central time. Read the Pacific output. Check the live clock for both zones. Confirm the invite. Thirty seconds. That's the difference between a smooth cross-country call and an apology voicemail.