Time difference: Buenos Aires and San Francisco
San Francisco is 4 hours behind of Buenos Aires right now.
Hour-by-hour: Buenos Aires → San Francisco
Starting from the current hour in Buenos Aires. Use it to pick a meeting slot that works in both cities.
| Buenos Aires | San Francisco |
|---|---|
| 15:00 | Fri 11:00 |
| 16:00 | Fri 12:00 |
| 17:00 | Fri 13:00 |
| 18:00 | Fri 14:00 |
| 19:00 | Fri 15:00 |
| 20:00 | Fri 16:00 |
| 21:00 | Fri 17:00 |
| 22:00 | Fri 18:00 |
| 23:00 | Fri 19:00 |
| 00:00 | Fri 20:00 |
| 01:00 | Fri 21:00 |
| 02:00 | Fri 22:00 |
| 03:00 | Fri 23:00 |
| 04:00 | Sat 00:00 |
| 05:00 | Sat 01:00 |
| 06:00 | Sat 02:00 |
| 07:00 | Sat 03:00 |
| 08:00 | Sat 04:00 |
| 09:00 | Sat 05:00 |
| 10:00 | Sat 06:00 |
| 11:00 | Sat 07:00 |
| 12:00 | Sat 08:00 |
| 13:00 | Sat 09:00 |
| 14:00 | Sat 10:00 |
Need a specific date and time? Open this pair in the converter →
About the Buenos Aires–San Francisco time difference
Buenos Aires uses the America/Argentina/Buenos_Aires time zone (currently UTC-3). San Francisco uses America/Los_Angeles (currently UTC-7). That puts San Francisco 4 hours behind of Buenos Aires at this moment.
The gap can shift across the year if either city observes daylight saving. This page recomputes live on every visit, so the numbers above are always current — no stale tables to second-guess.
Watching the FIFA World Cup 2026? See the full host-city time-zone guide and the final kickoff time in every major zone.
Frequently asked
- What is the time difference between Buenos Aires and San Francisco?
- San Francisco is 4 hours behind of Buenos Aires right now. Buenos Aires is on UTC-3; San Francisco is on UTC-7.
- Is San Francisco ahead of or behind Buenos Aires?
- San Francisco is behind Buenos Aires by 4 hours.
- Does the difference change with daylight saving?
- Yes if either city observes DST. The hour-by-hour table above is recomputed live, so it stays accurate across transitions.
Reverse view
Looking at it from the other direction?