CLT to Denver
-2hCLT
CLTSOURCEDenver
MDTGreen rows indicate typical business hours (9 AM - 5 PM)
CLT and MDT on the World Map
The map below highlights the CLT (Chile Standard Time) and MDT (Mountain Standard Time) timezone regions across the globe.
CLT – Chile Standard Time
UTC-04:00Chile Standard Time (CLT) is the time zone for continental Chile, 4 hours behind UTC.
- •Chile observes daylight saving time, switching to CLST (UTC-03:00) in summer.
- •Santiago is the largest city in Chile with over 6 million in the metro area.
- •Chile spans over 4,300 km from north to south but uses one timezone.
MST – Mountain Standard Time
UTC-07:00Mountain Standard Time (MST) is the time zone for the Mountain region of North America, 7 hours behind UTC.
- •Arizona does not observe daylight saving time, staying on MST year-round.
- •The Navajo Nation in Arizona does observe DST, unlike the rest of the state.
- •Denver, the 'Mile High City', is the largest city fully in MST.
- •MST covers 6 US states entirely and parts of several others.
About Denver
WikipediaDenver operates on Mountain Time (MST/MDT), 2 hours behind New York. As a tech and aerospace hub, Denver bridges West Coast and Central US business hours.
Denver International Airport is the largest airport in North America by land area.
Comparing Time Zones: CLT and Denver
CLT runs on Chile Standard Time (CLT) at UTC-04:00. Denver runs on Mountain Daylight Time (MDT) at UTC-06:00, also currently on daylight saving time. That puts CLT 2 hours behind Denver — a difference of -2h at the current offsets.
In practice, when it is 9:00 AM in CLT it is 7:00 AM in Denver. Midnight in CLT is 10:00 PM in Denver.Denver observes daylight saving time while CLT does not, so the gap narrows or widens by an hour part of the year.
CLT to Denver time conversion table
| CLT (CLT) | Denver (MDT) | Day |
|---|---|---|
| 12:00 AM | 10:00 PM | previous day |
| 6:00 AM | 4:00 AM | same day |
| 7:00 AM | 5:00 AM | same day |
| 8:00 AM | 6:00 AM | same day |
| 9:00 AM | 7:00 AM | same day |
| 12:00 PM | 10:00 AM | same day |
| 3:00 PM | 1:00 PM | same day |
| 5:00 PM | 3:00 PM | same day |
| 6:00 PM | 4:00 PM | same day |
| 9:00 PM | 7:00 PM | same day |
Why people convert CLT to Denver time
- Scheduling a call from CLT to Denver: a 10:00 AM start in CLT lands at 8:00 AM in Denver, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both CLT and Denver are inside the 9-to-5 working day between 11:00 AM and 5:00 PM CLT time (9:00 AM–3:00 PM MDT). That is roughly 6 hours of usable overlap.
- Watching a live event or market open: CLT viewers need 7:00 AM in Denver to catch a 9:00 AM start there, and 2:00 AM if the event is anchored to CLT.
- Always state the zone abbreviation, not just the hour. "3:00 PM CLT" is unambiguous; "3 PM" across a -2h gap is not.
- Block 11:00 AM–5:00 PM CLT as the recurring meeting window if you work primarily from CLT and need Denver colleagues present.
- Denver: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.
About CLT (Chile Standard Time)
Chile Standard Time (CLT) is the standard time in Chile. During summer months (October to March), Chile switches to Chile Summer Time (CLST, UTC-03:00). Chile is the longest north-south country in the world.
About MST (Mountain Standard Time)
Mountain Standard Time (MST) covers the Rocky Mountain region of the United States and Canada. Arizona is notable for not observing daylight saving time, staying on MST year-round (except the Navajo Nation). The time zone includes major cities like Denver, Phoenix, Calgary, and Salt Lake City. During summer, most areas switch to Mountain Daylight Time (MDT, UTC-06:00).
Best time to call between CLT and Denver
Both CLT and Denver sit inside the 9 AM – 5 PM working day between 11:00 AM–5:00 PM CLT, which is 9:00 AM–3:00 PM MDT. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
CLT and Denver share 6 hours of working-hours overlap (11:00 AM–5:00 PM CLT), so scheduling a live meeting is straightforward.
CLT is 2 hours behind Denver (CLT UTC-04:00 → MDT UTC-06:00). The shared working window is 11:00 AM–5:00 PM CLT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
CLT
☀ Currently in DST
Standard: UTC-04:00 · DST: UTC-03:00
Clocks fall back on Sun, Apr 4, 2027
Denver
☀ Currently in DST
Standard: UTC-07:00 · DST: UTC-06:00
Clocks fall back on Sun, Nov 1, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between CLT and Denver?
CLT (CLT, UTC-04:00) is 2 hours behind Denver (MDT, UTC-06:00). The gap is currently -2h.
How do I convert CLT time to Denver time?
Add -2h to CLT local time. For example, 9:00 AM in CLT is 7:00 AM in Denver.
What time is it in Denver right now?
Denver uses MDT at UTC-06:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -2h offset from CLT.
What is the best time to call Denver from CLT?
Call between 11:00 AM and 5:00 PM CLT — that maps to 9:00 AM–3:00 PM MDT and keeps both parties inside the working day.
Which is behind, CLT or Denver?
CLT is 2 hours behind Denver. When it is 12:00 PM in CLT it is 10:00 AM in Denver.
Do CLT and Denver use different time zones?
CLT uses CLT at UTC-04:00, while Denver (USA) uses MDT at UTC-06:00. The IANA identifiers are America/Santiago and America/Denver.
Does daylight saving time affect the CLT–Denver difference?
Yes at the moment: Denver is on daylight saving time and CLT is not, so the -2h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share CLT's time zone?
CLT also covers Santiago, Valparaíso, Concepción, Viña del Mar, Antofagasta.
Which countries use CLT, CLT's zone?
CLT is used in Chile.
Is there a day difference between CLT and Denver?
Not normally. The -2h gap only pushes the date over the previous day.
What is the time difference between CLT and Denver?
Denver is -2h from CLT.
What timezone is CLT in?
CLT operates on its local timezone.
What timezone is Denver in?
Denver operates on Mountain Time (MST/MDT), 2 hours behind New York. As a tech and aerospace hub, Denver bridges West Coast and Central US business hours.
What are the business hours in Denver?
Standard business hours in Denver are 8:00 AM - 5:00 PM MST.
Which countries use CLT (Chile Standard Time)?
CLT is used in Chile.
Does CLT observe daylight saving time?
Yes, CLT switches to CLST during summer months.
What are some interesting facts about CLT?
Chile observes daylight saving time, switching to CLST (UTC-03:00) in summer. Santiago is the largest city in Chile with over 6 million in the metro area.
Which cities are in the MST timezone?
Major cities in the MST timezone include Denver, Phoenix, Salt Lake City, Calgary, Edmonton, Albuquerque, El Paso, Tucson.
What is the UTC offset for MST?
Mountain Standard Time (MST) is at UTC-07:00. During daylight saving time, it shifts to MDT.
What should I know about the MST timezone?
Arizona does not observe daylight saving time, staying on MST year-round. The Navajo Nation in Arizona does observe DST, unlike the rest of the state.
When is it midnight in CLT, what time is it in Denver?
When it is 12:00 AM (midnight) in CLT (CLT), it is -2h later in Denver (MST).
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