Offset
The time difference between Buenos Aires and San Diego is 4 hours.
Buenos Aires (ART) is ahead of San Diego (PDT).
ART: UTC-3
PDT: UTC-7
San Diego is currently observing daylight saving time; Buenos Aires is not.
When to schedule
Business-hours overlap: 1 PM–5 PM in Buenos Aires (9 AM–1 PM in San Diego).
Both teams are in working hours during this window on weekdays.
Suggested time: 3:00 PM Buenos Aires (11:00 AM San Diego).
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.
Argentina
- New Year's DayThu, Jan 1
- CarnivalMon, Feb 16
- CarnivalTue, Feb 17
- Day of Remembrance for Truth and JusticeTue, Mar 24
- Day of the Veterans and Fallen of the Malvinas WarThu, Apr 2
- Good FridayFri, Apr 3
- Labour DayFri, May 1
- May RevolutionMon, May 25
- Anniversary of the Passing of General Martín Miguel de GüemesMon, Jun 15
- General Manuel Belgrano Memorial DaySat, Jun 20
- Independence DayThu, Jul 9
- General José de San Martín Memorial DayMon, Aug 17
- Day of Respect for Cultural DiversityMon, Oct 12
- National Sovereignty DayMon, Nov 23
- Immaculate Conception DayTue, Dec 8
- Christmas DayFri, Dec 25
United States
- New Year's DayThu, Jan 1
- Martin Luther King, Jr. DayMon, Jan 19
- Presidents DayMon, Feb 16
- Memorial DayMon, May 25
- Juneteenth National Independence DayFri, Jun 19
- Independence DayFri, Jul 3
- Labour DayMon, Sep 7
- Columbus DayMon, Oct 12
- Veterans DayWed, Nov 11
- Thanksgiving DayThu, Nov 26
- Christmas DayFri, Dec 25
About these zones
Buenos Aires uses Argentina Time (ART). To call Argentina, dial +54.
San Diego uses Pacific Time (PST, or PDT). To call United States, dial +1.
San Diego is approximately 6,000 miles northwest of Buenos Aires.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Buenos Aires | San Diego | Day |
|---|---|---|
| 12:00 am | 8:00 pm | -1 day |
| 1:00 am | 9:00 pm | -1 day |
| 2:00 am | 10:00 pm | -1 day |
| 3:00 am | 11:00 pm | -1 day |
| 4:00 am | 12:00 am | Same day |
| 5:00 am | 1:00 am | Same day |
| 6:00 am | 2:00 am | Same day |
| 7:00 am | 3:00 am | Same day |
| 8:00 am | 4:00 am | Same day |
| 9:00 am | 5:00 am | Same day |
| 10:00 am | 6:00 am | Same day |
| 11:00 am | 7:00 am | Same day |
| 12:00 pm | 8:00 am | Same day |
| 1:00 pm | 9:00 am | Same day |
| 2:00 pm | 10:00 am | Same day |
| 3:00 pm | 11:00 am | Same day |
| 4:00 pm | 12:00 pm | Same day |
| 5:00 pm | 1:00 pm | Same day |
| 6:00 pm | 2:00 pm | Same day |
| 7:00 pm | 3:00 pm | Same day |
| 8:00 pm | 4:00 pm | Same day |
| 9:00 pm | 5:00 pm | Same day |
| 10:00 pm | 6:00 pm | Same day |
| 11:00 pm | 7:00 pm | Same day |
Daylight saving time
San Diego observes daylight saving time; Buenos Aires does not. The offset between the two zones changes when San Diego transitions: on Sunday, November 1, 2026, clocks fall back from PDT to PST.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 7:56 AM
- Sunset
- 5:51 PM
- Day length
- 9h 55m
- Sunrise
- 5:41 AM
- Sunset
- 7:56 PM
- Day length
- 14h 14m
Daylight overlap: 8h 9m — 9:41 AM–5:51 PM in Buenos Aires (5:41 AM–1:51 PM in San Diego). Both locations are in daylight during this window.
Cities in these zones
Other cities in Pacific Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Argentina Time
- AEP
- EZE
Airports in Pacific Time
- BUR
- HHR
- LAX
- LGB
- SNA
- CLD
- SAN
- TIJ
- OAK
- SFO
Related conversions
Common conversions
- What is 9:00 am Buenos Aires in San Diego?
- 9:00 am Buenos Aires is 5:00 am San Diego.
- What is 12:00 pm Buenos Aires in San Diego?
- 12:00 pm Buenos Aires is 8:00 am San Diego.
- What is 12:30 pm Buenos Aires in San Diego?
- 12:30 pm Buenos Aires is 8:30 am San Diego.
- What is 2:00 pm Buenos Aires in San Diego?
- 2:00 pm Buenos Aires is 10:00 am San Diego.
- What is 5:00 pm Buenos Aires in San Diego?
- 5:00 pm Buenos Aires is 1:00 pm San Diego.
- What is 11:30 pm Buenos Aires in San Diego?
- 11:30 pm Buenos Aires is 7:30 pm San Diego.