Offset
The time difference between Cuba Standard Time and Colombia Time is 1 hour.
Cuba Standard Time (CDT) is ahead of Colombia Time (COT).
CDT: UTC-4
COT: UTC-5
Cuba Standard Time is currently observing daylight saving time; Colombia Time is not.
When to schedule
Business-hours overlap: 10 AM–5 PM in Cuba Standard Time (9 AM–4 PM in Colombia Time).
Both teams are in working hours during this window on weekdays.
Suggested time: 1:00 PM Cuba Standard Time (12:00 PM Colombia Time).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Cuba
- Triumph of the RevolutionThu, Jan 1
- Victory of Fidel CastroFri, Jan 2
- Good FridayFri, Apr 3
- Labour DayFri, May 1
- Day before the Commemoration of the Assault of the Moncada garrisonSat, Jul 25
- Commemoration of the Assault of the Moncada garrisonSun, Jul 26
- Day after the Commemoration of the Assault of the Moncada garrisonMon, Jul 27
- Independence DaySat, Oct 10
- Christmas DayFri, Dec 25
Colombia
- New Year's DayThu, Jan 1
- EpiphanyMon, Jan 12
- Saint Joseph's DayMon, Mar 23
- Maundy ThursdayThu, Apr 2
- Good FridayFri, Apr 3
- Labour DayFri, May 1
- Ascension DayMon, May 18
- Corpus ChristiMon, Jun 8
- Sacred HeartMon, Jun 15
- Saint Peter and Saint PaulMon, Jun 29
- Declaration of IndependenceMon, Jul 20
- Battle of BoyacáFri, Aug 7
- Assumption of MaryMon, Aug 17
- Columbus DayMon, Oct 12
- All Saints’ DayMon, Nov 2
- Independence of CartagenaMon, Nov 16
- Immaculate ConceptionTue, Dec 8
- Christmas DayFri, Dec 25
About these zones
Cuba Standard Time is also known as CST, or CDT. To call Cuba, dial +53.
Colombia Time is also known as COT. To call Colombia, dial +57.
Colombia Time is approximately 1,400 miles southeast of Cuba Standard Time.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| CST-CUBA | COT | Day |
|---|---|---|
| 12:00 am | 11:00 pm | -1 day |
| 1:00 am | 12:00 am | Same day |
| 2:00 am | 1:00 am | Same day |
| 3:00 am | 2:00 am | Same day |
| 4:00 am | 3:00 am | Same day |
| 5:00 am | 4:00 am | Same day |
| 6:00 am | 5:00 am | Same day |
| 7:00 am | 6:00 am | Same day |
| 8:00 am | 7:00 am | Same day |
| 9:00 am | 8:00 am | Same day |
| 10:00 am | 9:00 am | Same day |
| 11:00 am | 10:00 am | Same day |
| 12:00 pm | 11:00 am | Same day |
| 1:00 pm | 12:00 pm | Same day |
| 2:00 pm | 1:00 pm | Same day |
| 3:00 pm | 2:00 pm | Same day |
| 4:00 pm | 3:00 pm | Same day |
| 5:00 pm | 4:00 pm | Same day |
| 6:00 pm | 5:00 pm | Same day |
| 7:00 pm | 6:00 pm | Same day |
| 8:00 pm | 7:00 pm | Same day |
| 9:00 pm | 8:00 pm | Same day |
| 10:00 pm | 9:00 pm | Same day |
| 11:00 pm | 10:00 pm | Same day |
Daylight saving time
Cuba Standard Time observes daylight saving time; Colombia Time does not. The offset between the two zones changes when Cuba Standard Time transitions: on Sunday, November 1, 2026, clocks fall back from CDT to CST.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:44 AM
- Sunset
- 8:14 PM
- Day length
- 13h 30m
- Sunrise
- 5:44 AM
- Sunset
- 6:07 PM
- Day length
- 12h 23m
Cities in these zones
Cities in Cuba Standard Time
Cities in Colombia Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Cuba Standard Time
- HAV
Airports in Colombia Time
- BOG
- CLO
- EOH
- MDE
Related conversions
Common conversions
- What is 9:00 am CST-CUBA in COT?
- 9:00 am CST-CUBA is 8:00 am COT.
- What is 12:00 pm CST-CUBA in COT?
- 12:00 pm CST-CUBA is 11:00 am COT.
- What is 12:30 pm CST-CUBA in COT?
- 12:30 pm CST-CUBA is 11:30 am COT.
- What is 2:00 pm CST-CUBA in COT?
- 2:00 pm CST-CUBA is 1:00 pm COT.
- What is 5:00 pm CST-CUBA in COT?
- 5:00 pm CST-CUBA is 4:00 pm COT.
- What is 11:30 pm CST-CUBA in COT?
- 11:30 pm CST-CUBA is 10:30 pm COT.