Sao Paulo to San Isidro, Puerto Rico Time Converter

Updating current time…
Sao Paulo
BrazilBRT
UTC−3
12am
3am
6am
9am
12pm
3pm
6pm
9pm
San Isidro
Puerto RicoAST
UTC−4
1h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

9:00 am09:00 BRT (UTC-3), Nov 4, 2026 = 8:00 am08:00 AST (UTC-4), Nov 4, 2026

São Paulo is 1 hour ahead of San Isidro.

How the time difference changes

Sao Paulo is 1 hour ahead of San Isidro, Puerto Rico year-round.

Working hours of 9:00 am to 6:00 pm in Sao Paulo correspond to 8:00 am to 5:00 pm in San Isidro, Puerto Rico.Working hours of 09:00 to 18:00 in Sao Paulo correspond to 08:00 to 17:00 in San Isidro, Puerto Rico.

Compare Sao Paulo time with San Isidro time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

BRT (Brasilia Time) is 1 hour ahead of AST (Atlantic Standard Time).
9:00 am09:00 in Sao Paulo, Brazil is 8:00 am08:00 in San Isidro, Puerto Rico

São Paulo to San Isidro call time
Best time for a conference call or a meeting is between 10am-6pm10:00-18:00 in São Paulo which corresponds to 9am-5pm09:00-17:00 in San Isidro

9:00 am09:00 BRT (Brasilia Time) (Sao Paulo, Brazil). Offset UTC -3:00 hours
8:00 am08:00 AST (Atlantic Standard Time) (San Isidro, Puerto Rico). Offset UTC -4:00 hours

9:00 am09:00 Sao Paulo, Brazil / 8:00 am08:00 San Isidro, Puerto Rico

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
Sao Paulo, BrazilSan Isidro, Puerto Rico
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23:00 previous day
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São Paulo Time Zone and Facts

Time Zone

Abbreviation / Offset
BRT – Brasilia Time, UTC-3 (no daylight saving time)

São Paulo Facts

Country
Brazil
Alternative Names
SAO, Sampa, San Paolo, San Paul ed Brasil, San Paulas, San Paulo, San Paulu, San Paulu du Brasili, San Paulu dû Brasili, San Pauluw, San Pawlo, San Polo del Braxil, San Poulo, San Poło del Braxil, San Pàul ëd Brasil, San-Paulo, San-Paulu, San-Paŭlo, Sanpaulu, Sao Paolo, Sao Paulo, Sao Paulo capital, Saun Paulu, Sawo Palo, Sawo Pålo, São Paolo, São Paulo, São Paulo capital, Urbs Paulistana, cavo pavulo, sa'o pa'ulo, sa'o paulo, samu pa'ulu, sangpaollo, sangpaollu, sangpaullo, sangpaullu, sankt. paulos, sanpauro, savea pealea, savo palo, saw bawlw, saw palw, saw pwlw, saywpaywlw, sea pea lu, sheng bao luo, Σάο Πάολο, Сан Пауло, Сан Паулу, Сан-Паулу, Сан-Паўлу, Сао Паоло, Сао Пауло, Սան Պաուլու, סאו פאולא, סאו פאולו, ساؤ پالو, ساؤ پولو, سائوپائولو, ساو باولو, ܣܐܘ ܦܐܘܠܘ, ސައޮ ޕައުލޯ, साओ पाउलो, সাঁউ পাউলু, সাও পাউলো, சாவோ பாவுலோ, శఒ పౌలొ, ಸಾವೊ ಪಾಲೊ, സാവോ പോളോ, เซาเปาลู, ဆောပိုလိုမြို့, სან-პაულუ, ሳው ፓውሉ, サンパウロ, 聖保羅, 상파올로, 상파올루, 상파울로, 상파울루
Population
12,400,232
Currency
Real (BRL)
Geographic Coordinates
23° 32' S Latitude / 46° 38' W Longitude
International Dialing Code
+55
More About São Paulo
São Paulo local time and city facts

San Isidro Time Zone and Facts

Time Zone

Abbreviation / Offset
AST – Atlantic Standard Time, UTC-4 (no daylight saving time)

San Isidro Facts

Country
Puerto Rico
Population
8,071
Currency
Dollar (USD)
Geographic Coordinates
18° 23' N Latitude / 65° 53' W Longitude
International Dialing Code
+1 787 and +1 939
More About San Isidro
San Isidro local time and city facts