Offset
The time difference between Colombia Time and Cuba Standard Time is 1 hour.
Colombia Time (COT) is behind Cuba Standard Time (CDT).
COT: UTC-5
CDT: UTC-4
Cuba Standard Time is currently observing daylight saving time; Colombia Time is not.
When to schedule
Business-hours overlap: 9 AM–4 PM in Colombia Time (10 AM–5 PM in Cuba Standard Time).
Both teams are in working hours during this window on weekdays.
Suggested time: 12:00 PM Colombia Time (1:00 PM Cuba Standard 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.
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
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
About these zones
Colombia Time is also known as COT. To call Colombia, dial +57.
Cuba Standard Time is also known as CST, or CDT. To call Cuba, dial +53.
Cuba Standard Time is approximately 1,400 miles northwest of Colombia Time.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| COT | CST-CUBA | Day |
|---|---|---|
| 12:00 am | 1:00 am | Same day |
| 1:00 am | 2:00 am | Same day |
| 2:00 am | 3:00 am | Same day |
| 3:00 am | 4:00 am | Same day |
| 4:00 am | 5:00 am | Same day |
| 5:00 am | 6:00 am | Same day |
| 6:00 am | 7:00 am | Same day |
| 7:00 am | 8:00 am | Same day |
| 8:00 am | 9:00 am | Same day |
| 9:00 am | 10:00 am | Same day |
| 10:00 am | 11:00 am | Same day |
| 11:00 am | 12:00 pm | Same day |
| 12:00 pm | 1:00 pm | Same day |
| 1:00 pm | 2:00 pm | Same day |
| 2:00 pm | 3:00 pm | Same day |
| 3:00 pm | 4:00 pm | Same day |
| 4:00 pm | 5:00 pm | Same day |
| 5:00 pm | 6:00 pm | Same day |
| 6:00 pm | 7:00 pm | Same day |
| 7:00 pm | 8:00 pm | Same day |
| 8:00 pm | 9:00 pm | Same day |
| 9:00 pm | 10:00 pm | Same day |
| 10:00 pm | 11:00 pm | Same day |
| 11:00 pm | 12:00 am | +1 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
- 5:44 AM
- Sunset
- 6:07 PM
- Day length
- 12h 23m
- Sunrise
- 6:44 AM
- Sunset
- 8:14 PM
- Day length
- 13h 30m
Cities in these zones
Cities in Colombia Time
Cities in Cuba Standard Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Colombia Time
- BOG
- CLO
- EOH
- MDE
Airports in Cuba Standard Time
- HAV
Related conversions
Common conversions
- What is 9:00 am COT in CST-CUBA?
- 9:00 am COT is 10:00 am CST-CUBA.
- What is 12:00 pm COT in CST-CUBA?
- 12:00 pm COT is 1:00 pm CST-CUBA.
- What is 12:30 pm COT in CST-CUBA?
- 12:30 pm COT is 1:30 pm CST-CUBA.
- What is 2:00 pm COT in CST-CUBA?
- 2:00 pm COT is 3:00 pm CST-CUBA.
- What is 5:00 pm COT in CST-CUBA?
- 5:00 pm COT is 6:00 pm CST-CUBA.
- What is 11:30 pm COT in CST-CUBA?
- 11:30 pm COT is 12:30 am CST-CUBA, the next day.