BRT to PDT Converter
Convert time between Brasilia Time (BRT) and Pacific Daylight Time (PDT)
Brasilia Time (BRT)
Pacific Daylight Time (PDT)
Time Difference
Pacific Daylight Time (PDT) is 0 hours ahead of Brasilia Time (BRT)
Select Date
Select Time
Quick Reference
| BRT | PDT |
|---|---|
| 23:00 | 19:00 |
| 01:00 | 21:00 |
| 03:00 | 23:00 |
| 05:00 | 01:00 |
| 07:00 | 03:00 |
| 09:00 | 05:00 |
| 11:00 | 07:00 |
| 13:00 | 09:00 |
| 15:00 | 11:00 |
| 17:00 | 13:00 |
| 19:00 | 15:00 |
| 21:00 | 17:00 |
Top 10 Most Common Time Zones
| Abbreviation | Full Name | UTC Offset | Typical Use |
|---|---|---|---|
| UTC | Coordinated Universal Time | UTC ±0 | Global reference standard (servers, logs, APIs) |
| EST / EDT | Eastern (US) Time | UTC −5 / −4 | New York, Toronto — North American business hub |
| CST / CDT | Central (US) Time | UTC −6 / −5 | Chicago, Dallas — US central business region |
| PST / PDT | Pacific (US) Time | UTC −8 / −7 | San Francisco, Los Angeles — tech industry standard |
| GMT / BST | Greenwich Mean / British Summer Time | UTC 0 / +1 | UK, used globally as a reference with UTC |
| CET / CEST | Central European (Summer) Time | UTC +1 / +2 | Paris, Berlin, Amsterdam — EU business core |
| IST | India Standard Time | UTC +5:30 | India — major IT & outsourcing region |
| CST | China Standard Time | UTC +8 | Beijing, Shanghai — East Asia business hub |
| JST | Japan Standard Time | UTC +9 | Tokyo — finance & tech hub |
| AEST / AEDT | Australian Eastern (Daylight) Time | UTC +10 / +11 | Sydney, Melbourne — APAC regional business |
Why Time Zone Abbreviations Are Ambiguous
Unlike standardized identifiers (like America/New_York or Europe/London from the IANA tz database), abbreviations such as "CST" or "IST" are not globally unique. They can refer to different time zones depending on context — country, region, or even time of year (due to daylight saving time).
Common Ambiguous Time Zone Abbreviations
| Abbrev. | Common Meaning(s) | UTC Offset | Region(s) |
|---|---|---|---|
| CST | Central Standard Time / China Standard Time / Cuba Standard Time | UTC−6 / UTC+8 / UTC−5 | North America, China, Cuba |
| IST | Indian Standard Time / Irish Standard Time / Israel Standard Time | UTC+5:30 / UTC+1 / UTC+2 | India, Ireland, Israel |
| AST | Atlantic Standard Time / Arabia Standard Time | UTC−4 / UTC+3 | Caribbean, Canada, Middle East |
| PST | Pacific Standard Time / Philippine Standard Time | UTC−8 / UTC+8 | North America, Philippines |
| EST | Eastern Standard Time (North America / Australia) | UTC−5 / UTC+10 | North America, Australia |
✅ Best Practice
To avoid ambiguity, always:
- Use IANA tz identifiers — e.g.,
America/New_Yorkinstead of "EST" - Specify UTC offset explicitly — e.g.,
UTC−5when abbreviations must be used - Include the full timezone name — e.g., "Eastern Standard Time (EST)" with UTC offset
About BRT to PDT Time Conversion
Converting between Brasilia Time (BRT) and Pacific Daylight Time (PDT) connects Brazil with the US West Coast and Western Canada during the warmer months. BRT is UTC-3 and PDT is UTC-7, putting Los Angeles, San Francisco, Seattle, Vancouver and Tijuana 4 hours behind Sao Paulo, Rio de Janeiro and Brasilia.
This converter uses the IANA timezone database for accurate calculations. PDT is observed from the second Sunday in March to the first Sunday in November. Outside that window, the West Coast switches to PST (UTC-8), increasing the gap to BRT to 5 hours.
Common Use Cases for BRT to PDT Conversion
Business & Work
- Coordinating tech and venture-capital calls between Brazilian firms and Silicon Valley
- Scheduling entertainment industry handovers between Sao Paulo and Los Angeles
- Aligning logistics and shipping meetings between Brazilian and West Coast ports
Personal & Travel
- Planning travel between Brazil and the US West Coast or Western Canada
- Coordinating with family or friends in Los Angeles, San Francisco, Seattle or Vancouver
- Scheduling video calls during the North American summer
Time Zone Information
Brasilia Time (BRT)
- UTC Offset: UTC-3
- IANA Timezone: America/Sao_Paulo
- Daylight Saving: Not observed (DST abolished in Brazil in 2019)
- Major Cities: Brasilia, Sao Paulo, Rio de Janeiro, Belo Horizonte, Salvador
- Coverage: Most of Brazil including the southeast, south, northeast and central-west regions
Pacific Daylight Time (PDT)
- UTC Offset: UTC-7
- IANA Timezone: America/Los_Angeles
- Daylight Saving: Second Sunday in March to First Sunday in November
- Major Cities: Los Angeles, San Francisco, Seattle, Portland, Vancouver, Tijuana
- Coverage: US West Coast and Western Canada during the warmer months
Quick Reference: BRT to PDT
Remember: PDT is 4 hours behind BRT during the North American summer
Frequently Asked Questions
What is the time difference between BRT and PDT?
Brasilia Time (BRT) is UTC-3, and Pacific Daylight Time (PDT) is UTC-7. PDT is 4 hours behind BRT. When it is 12:00 PM in Brasilia, it is 8:00 AM in Los Angeles.
When does this BRT to PDT conversion apply?
PDT is observed on the US West Coast and in Western Canada from the second Sunday in March to the first Sunday in November. Outside this window the region uses PST (UTC-8) and the gap to BRT grows to 5 hours.
Does Brazil observe daylight saving time?
No. Brazil ended DST in 2019, so BRT remains at UTC-3 year-round. Only the US side shifts seasonally.
What are the best times for BRT-PDT business calls?
There is solid overlap. 1:00 to 5:00 PM BRT corresponds to 9:00 AM to 1:00 PM PDT — comfortable mid-day window for both teams. 1:00 PM BRT (9:00 AM PDT) is a strong default for daily standups.
Which countries/regions use PDT timezone?
PDT covers the US West Coast (Los Angeles, San Francisco, Seattle, Portland) and Western Canada (Vancouver) during summer. Tijuana and Baja California (Mexico) also use PDT.
Which countries/regions use BRT timezone?
BRT is observed across most of Brazil, including Brasilia, Sao Paulo, Rio de Janeiro, Belo Horizonte and Salvador. Some western states use AMT (UTC-4) instead.
Pro Tips
- • PDT is 4 hours behind BRT — subtract 4 hours from a Brasilia time to get the Los Angeles time.
- • Best meeting window: 1:00 to 5:00 PM BRT = 9:00 AM to 1:00 PM PDT — solid mid-day overlap.
- • When the US ends PDT in early November, the gap grows to 5 hours under PST. Recurring meetings will shift unless they reference IANA identifiers.
- • Brazil has no DST since 2019, so the Brazilian end of this pairing is constant.
- • For tech-industry calls, late afternoon Brazil (5:00 PM BRT) maps to 1:00 PM PDT — coffee time on the West Coast.
- • Use IANA identifiers (America/Sao_Paulo and America/Los_Angeles) in calendars to handle DST automatically.