San Francisco to Buenos Aires Time Difference
🇺🇸 San Francisco is currently 4 hours ahead of 🇦🇷 Buenos Aires. This difference varies between 4h and 5h due to Daylight Saving Time.
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Atin 🇺🇸 San Francisco→it will be—in 🇦🇷 Buenos Aires
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Difference
+4h
Business overlap
5h
Distance
10,410 km
Approx. flight
12.2h
Hour-by-Hour: San Francisco to Buenos Aires
| 🇺🇸 San Francisco | 🇦🇷 Buenos Aires | Note |
|---|---|---|
| 12:00 AM | 4:00 AM | |
| 1:00 AM | 5:00 AM | |
| 2:00 AM | 6:00 AM | |
| 3:00 AM | 7:00 AM | |
| 4:00 AM | 8:00 AM | |
| 5:00 AM | 9:00 AM | |
| 6:00 AM | 10:00 AM | |
| 7:00 AM | 11:00 AM | |
| 8:00 AM | 12:00 PM | |
| 9:00 AM | 1:00 PM | |
| 10:00 AM | 2:00 PM | |
| 11:00 AM | 3:00 PM | |
| 12:00 PM | 4:00 PM | |
| 1:00 PM | 5:00 PM | |
| 2:00 PM | 6:00 PM | |
| 3:00 PM | 7:00 PM | |
| 4:00 PM | 8:00 PM | |
| 5:00 PM | 9:00 PM | |
| 6:00 PM | 10:00 PM | |
| 7:00 PM | 11:00 PM | |
| 8:00 PM | 12:00 AM(next day) | Next day |
| 9:00 PM | 1:00 AM(next day) | Next day |
| 10:00 PM | 2:00 AM(next day) | Next day |
| 11:00 PM | 3:00 AM(next day) | Next day |
Daylight Saving Time (DST)
San Francisco observes Daylight Saving Time, while Buenos Aires does not. This causes the time difference to shift between 4 hours ahead and 5 hours ahead depending on the season. Currently, San Francisco is 4 hours ahead relative to Buenos Aires.
Min difference
4h
Max difference
5h
Best Meeting Times
There are 5 overlapping business hours between San Francisco and Buenos Aires (9 AM – 6 PM in each city).
🇺🇸 San Francisco
9:00 AM – 2:00 PM
🇦🇷 Buenos Aires
1:00 PM – 6:00 PM
Frequently Asked Questions
What is the time difference between San Francisco and Buenos Aires?
The time difference between San Francisco and Buenos Aires is currently 4 hours ahead. San Francisco uses PDT (UTC-7), while Buenos Aires uses GMT-3 (UTC-3). This difference varies seasonally due to Daylight Saving Time, ranging from 4 hours ahead to 5 hours ahead.
When it's noon in San Francisco, what time is it in Buenos Aires?
When it's 12:00 PM (noon) in San Francisco, it is 4:00 PM in Buenos Aires. Use our calculator above to convert any other time.
Does the time difference between San Francisco and Buenos Aires change?
Yes, the time difference changes throughout the year. Because San Francisco observes Daylight Saving Time, the offset shifts between 4 hours ahead and 5 hours ahead at different times of the year.
What are the best times to schedule a call between San Francisco and Buenos Aires?
The best time to call is between 9:00 AM and 2:00 PM in San Francisco (which is 1:00 PM – 6:00 PM in Buenos Aires). This 5-hour window falls within business hours in both cities.
Is San Francisco ahead or behind Buenos Aires?
San Francisco is currently 4 hours behind Buenos Aires.
What time zone is San Francisco in?
San Francisco is in the America/Los Angeles time zone, currently using PDT (UTC-7). San Francisco observes Daylight Saving Time, so the offset changes twice a year.
What time is midnight in San Francisco in Buenos Aires?
When it is midnight (12:00 AM) in San Francisco, it is 4:00 AM in Buenos Aires.