PST to EST
+3hPST
PSTSOURCEEST
ESTGreen rows indicate typical business hours (9 AM - 5 PM)
PST and EST on the World Map
The map below highlights the PST (Pacific Standard Time) and EST (Eastern Standard Time) timezone regions across the globe.
PST – Pacific Standard Time
UTC-08:00Pacific Standard Time (PST) is the time zone for the US and Canadian Pacific coast, 8 hours behind UTC.
- •Silicon Valley and the world's biggest tech companies operate on Pacific Time.
- •The Hollywood film industry runs on PST/PDT.
- •PST is 3 hours behind EST, creating a significant business hours gap.
- •Vancouver, Canada's third-largest city, uses PST.
EST – Eastern Standard Time
UTC-05:00Eastern Standard Time (EST) is the time zone for the eastern United States and Canada, 5 hours behind UTC.
- •EST is the most widely used time zone in the United States by population.
- •The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
- •23 US states are fully or partially in the Eastern Time Zone.
- •EST was established by the Standard Time Act of 1918.
- •Over 47% of the US population lives in the Eastern Time Zone.
PST to EST Time Difference – Complete Guide
PST runs on Pacific Standard Time (PST) at UTC-08:00. EST runs on Eastern Standard Time (EST) at UTC-05:00. That puts PST 3 hours ahead of EST — a difference of +3h at the current offsets.
In practice, when it is 9:00 AM in PST it is 12:00 PM in EST. Midnight in PST is 3:00 AM in EST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
PST to EST time conversion table
| PST (PST) | EST (EST) | Day |
|---|---|---|
| 12:00 AM | 3:00 AM | same day |
| 6:00 AM | 9:00 AM | same day |
| 7:00 AM | 10:00 AM | same day |
| 8:00 AM | 11:00 AM | same day |
| 9:00 AM | 12:00 PM | same day |
| 12:00 PM | 3:00 PM | same day |
| 3:00 PM | 6:00 PM | same day |
| 5:00 PM | 8:00 PM | same day |
| 6:00 PM | 9:00 PM | same day |
| 9:00 PM | 12:00 AM | next day |
Why people convert PST to EST time
- Scheduling a call from PST to EST: a 10:00 AM start in PST lands at 1:00 PM in EST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both PST and EST are inside the 9-to-5 working day between 9:00 AM and 2:00 PM PST time (12:00 PM–5:00 PM EST). That is roughly 5 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in PST is 11:00 PM in EST makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM PST" is unambiguous; "3 PM" across a +3h gap is not.
- Block 9:00 AM–2:00 PM PST as the recurring meeting window if you work primarily from PST and need EST colleagues present.
About PST (Pacific Standard Time)
Pacific Standard Time (PST) covers the west coast of North America, including tech hubs like San Francisco and Seattle, and entertainment capital Los Angeles. The Pacific Time Zone is home to Silicon Valley and the world's largest technology companies. During summer, clocks advance to Pacific Daylight Time (PDT, UTC-07:00). PST is also observed in Baja California, Mexico.
About EST (Eastern Standard Time)
Eastern Standard Time (EST) is observed during the winter months in the eastern part of North America. It covers 23 US states and parts of Canada including Ontario and Quebec. EST is the most populous time zone in the United States, home to major financial centers like New York City and global organizations headquartered in Washington D.C. During daylight saving time (March–November), clocks shift to Eastern Daylight Time (EDT, UTC-04:00). The time zone also covers parts of the Caribbean and Central America including Panama, Jamaica, and the Cayman Islands.
Best time to call between PST and EST
Both PST and EST sit inside the 9 AM – 5 PM working day between 9:00 AM–2:00 PM PST, which is 12:00 PM–5:00 PM EST. That gives roughly 5 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
PST and EST share 5 hours of working-hours overlap (9:00 AM–2:00 PM PST), so scheduling a live meeting is straightforward.
PST is 3 hours ahead of EST (PST UTC-08:00 → EST UTC-05:00). The shared working window is 9:00 AM–2:00 PM PST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
PST
☀ Currently in DST
Standard: UTC-08:00 · DST: UTC-07:00
Clocks fall back on Sun, Nov 1, 2026
EST
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between PST and EST?
PST (PST, UTC-08:00) is 3 hours ahead of EST (EST, UTC-05:00). The gap is currently +3h.
How do I convert PST time to EST time?
Add +3h to PST local time. For example, 9:00 AM in PST is 12:00 PM in EST.
What time is it in EST right now?
EST uses EST at UTC-05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +3h offset from PST.
What is the best time to call EST from PST?
Call between 9:00 AM and 2:00 PM PST — that maps to 12:00 PM–5:00 PM EST and keeps both parties inside the working day.
Which is ahead, PST or EST?
PST is 3 hours ahead of EST. When it is 12:00 PM in PST it is 3:00 PM in EST.
Does daylight saving time affect the PST–EST difference?
Neither zone observes daylight saving time, so the +3h offset between PST and EST is fixed all year.
Which other cities share PST's time zone?
PST also covers Los Angeles, San Francisco, Seattle, Vancouver, San Diego, Portland, Las Vegas, Sacramento and 2 more.
Which countries use PST, PST's zone?
PST is used in United States (Pacific), Canada (British Columbia), Mexico (Baja California).
Is there a day difference between PST and EST?
Not normally. The +3h gap only pushes the date over for late-evening times.
What is the time difference between PST and EST?
EST is +3h from PST.
What timezone is PST in?
PST operates on its local timezone.
What timezone is EST in?
EST operates on its local timezone.
Which countries use PST (Pacific Standard Time)?
PST is used in United States (Pacific), Canada (British Columbia), Mexico (Baja California).
Does PST observe daylight saving time?
Yes, PST switches to PDT during summer months.
What are some interesting facts about PST?
Silicon Valley and the world's biggest tech companies operate on Pacific Time. The Hollywood film industry runs on PST/PDT.
Which cities are in the EST timezone?
Major cities in the EST timezone include New York City, Washington D.C., Miami, Toronto, Philadelphia, Atlanta, Boston, Montreal.
What is the UTC offset for EST?
Eastern Standard Time (EST) is at UTC-05:00. During daylight saving time, it shifts to EDT.
What should I know about the EST timezone?
EST is the most widely used time zone in the United States by population. The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
When is it midnight in PST, what time is it in EST?
When it is 12:00 AM (midnight) in PST (PST), it is +3h later in EST (EST).
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See every conversion from PST →·See every conversion from EST →