San Juan Sao PauloTime Converter
San Juan (AST, UTC−4) is currently 1 hour behind Sao Paulo (BRT, UTC−3). Compare live clocks, convert any hour, and find times to meet.
Best time to meet between San Juan and Sao Paulo
Best meeting times:
San Juan: 9:00 AM – 5:00 PM
Sao Paulo: 10:00 AM – 6:00 PM
Quick answer
When it's in San Juan, it's the same day in Sao Paulo.
San Juan (AST) runs 1 hour behind Sao Paulo (BRT). Both sides keep standard office hours with a real 9–6 overlap: the highlighted window above works for everyone.
- Time difference
- +1h 00m
- San Juan
- UTC−4
- Sao Paulo
- UTC−3
- Best call window
- 9:00 AM AST
San Juan to Sao Paulo conversion table
The next 12 hours in San Juan and the matching local time in Sao Paulo. The current hour is highlighted; drag the converter's slider and the table follows.
| San Juan · AST | Sao Paulo · BRT |
|---|---|
| NOW Thu, Aug 6 |
Thu, Aug 6 |
Thu, Aug 6 |
Thu, Aug 6 |
Thu, Aug 6 |
Thu, Aug 6 |
Thu, Aug 6 |
Thu, Aug 6 |
Thu, Aug 6 |
Thu, Aug 6 |
Thu, Aug 6 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
This time difference never changes
Neither side observes daylight saving against the other, so the gap stays constant all year. San Juan does not observe daylight saving time. Sao Paulo does not observe daylight saving time. This page always shows the live, DST-aware difference.
Related time zone conversions
Jump straight to another pair: every combination is a live tool, not an article.
From San Juan
To Sao Paulo
One source of truth, for you and your AI
This page exposes the same answer as structured data, so when you ask an assistant "what's 9am San Juan time in Sao Paulo?", it can cite the exact, DST-aware result, not a stale blog post.
- Schema.org JSON-LD on every converter page
- A machine-readable facts island with time zone identifiers and every possible offset
- Live times in <time datetime> elements with explicit UTC offsets
{
"pair": "San Juan → Sao Paulo",
"url": "https://worldclock.pro/en/convert/san-juan-to-sao-paulo",
"from": {
"name": "San Juan",
"type": "city",
"abbreviation": "AST",
"daylightAbbreviation": "ADT",
"iana": "America/Puerto_Rico",
"standardUtcOffset": "-04:00",
"daylightUtcOffset": null,
"referenceCity": "San Juan"
},
"to": {
"name": "Sao Paulo",
"type": "city",
"abbreviation": "BRT",
"daylightAbbreviation": null,
"iana": "America/Sao_Paulo",
"standardUtcOffset": "-03:00",
"daylightUtcOffset": null,
"referenceCity": "Sao Paulo"
},
"currentDifferenceMinutes": 60,
"possibleDifferencesMinutes": [
60
],
"note": "The difference is constant year-round."
}
Frequently asked questions
What is the time difference between San Juan and Sao Paulo?
San Juan is currently 1 hour behind Sao Paulo. San Juan is on AST (UTC−4) and Sao Paulo is on BRT (UTC−3). The difference can change when either side starts or ends daylight saving time.
Is Sao Paulo ahead of or behind San Juan?
Sao Paulo is currently 1 hour ahead of San Juan.
When it is 9:00 AM in San Juan, what time is it in Sao Paulo?
When it is 9:00 AM on a Thursday in San Juan, it is 10:00 AM in Sao Paulo.
Do San Juan and Sao Paulo observe daylight saving time?
San Juan does not observe daylight saving time. Sao Paulo does not observe daylight saving time.
How do I convert San Juan time to Sao Paulo time?
Add 1 hour to any time in San Juan to get the time in Sao Paulo. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.
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