Buenos Aires zone
GMT-3 (GMT-3)
Denver zone
MDT (GMT-6)
Difference
3 hours behind Buenos Aires
Business overlap
5h (9-5 windows)
Working hours overlap
Each cell is one hour in Buenos Aires. Filled cells mark when 9 AM – 5 PM in Buenos Aires and Denver both apply.
5 hours per day
- Buenos Aires
- GMT-3
- Denver
- GMT-6
- Difference
- -3h
- Business overlap
- 5h
Hour-by-hour conversion
Each row shows the matching local time in Denver for an hour in Buenos Aires.
| Buenos Aires | Denver | Day | Window |
|---|---|---|---|
| 12:00 AM | 9:00 PM | previous day | — |
| 1:00 AM | 10:00 PM | previous day | — |
| 2:00 AM | 11:00 PM | previous day | — |
| 3:00 AM | 12:00 AM | same day | — |
| 4:00 AM | 1:00 AM | same day | — |
| 5:00 AM | 2:00 AM | same day | — |
| 6:00 AM | 3:00 AM | same day | — |
| 7:00 AM | 4:00 AM | same day | — |
| 8:00 AM | 5:00 AM | same day | — |
| 9:00 AM | 6:00 AM | same day | — |
| 10:00 AM | 7:00 AM | same day | — |
| 11:00 AM | 8:00 AM | same day | — |
| 12:00 PM | 9:00 AM | same day | Both 9-5 |
| 1:00 PM | 10:00 AM | same day | Both 9-5 |
| 2:00 PM | 11:00 AM | same day | Both 9-5 |
| 3:00 PM | 12:00 PM | same day | Both 9-5 |
| 4:00 PM | 1:00 PM | same day | Both 9-5 |
| 5:00 PM | 2:00 PM | same day | — |
| 6:00 PM | 3:00 PM | same day | — |
| 7:00 PM | 4:00 PM | same day | — |
| 8:00 PM | 5:00 PM | same day | — |
| 9:00 PM | 6:00 PM | same day | — |
| 10:00 PM | 7:00 PM | same day | — |
| 11:00 PM | 8:00 PM | same day | — |
Best meeting windows
If both teams keep standard 9 AM – 5 PM hours, the overlap window is roughly 12:00 PM – 5:00 PM in Buenos Aires time. That gives you 5 hours per workday for live meetings.
Tighter overlap is achievable by having the side with later working hours start earlier, or by treating the first and last hours of each side as flexible. The bar above marks every hour where both cities sit inside a 9 AM – 5 PM window.
About converting Buenos Aires time to Denver time
Buenos Aires follows the America/Argentina/Buenos_Aires time zone (currently GMT-3, GMT-3), while Denver follows America/Denver (currently MDT, GMT-6). Denver is 3 hours behind Buenos Aires right now.
Denver observes daylight saving time, while Buenos Aires does not. The offset between the two cities changes by one hour at the daylight saving transitions.
Daylight saving transitions in 2026
Buenos Aires
Does not observe daylight saving time.
Denver
- Spring forward · Sunday, March 8, 2026
- Fall back · Sunday, November 1, 2026
Reverse this conversion
Denver to Buenos Aires
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Frequently asked questions
- How many hours is Buenos Aires from Denver?
- Denver is 3 hours behind Buenos Aires right now.
- What time is 9:00 AM Buenos Aires in Denver?
- 9:00 AM in Buenos Aires is 6:00 AM in Denver.
- What time is 5:00 PM Buenos Aires in Denver?
- 5:00 PM in Buenos Aires is 2:00 PM in Denver.
- When do Buenos Aires and Denver business hours overlap?
- Standard 9 AM - 5 PM working hours overlap for about 5 hours, roughly from 12:00 PM to 5:00 PM in Buenos Aires time.
- Does daylight saving time change the difference between Buenos Aires and Denver?
- Denver observes daylight saving time while Buenos Aires does not, so the offset between them changes by one hour twice a year.
Local time page
Time in Buenos Aires
Local time page
Time in Denver