EEST to PST Converter
Convert time between Eastern European Summer Time (EEST) and Pacific Standard Time (PST)
Eastern European Summer Time (EEST)
Pacific Standard Time (PST)
Time Difference
Pacific Standard Time (PST) is 0 hours ahead of Eastern European Summer Time (EEST)
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Select Time
Quick Reference
| EEST | PST |
|---|---|
| 04:00 | 18:00 |
| 06:00 | 20:00 |
| 08:00 | 22:00 |
| 10:00 | 00:00 |
| 12:00 | 02:00 |
| 14:00 | 04:00 |
| 16:00 | 06:00 |
| 18:00 | 08:00 |
| 20:00 | 10:00 |
| 22:00 | 12:00 |
| 00:00 | 14:00 |
| 02:00 | 16:00 |
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
Related Time Zone Conversions
About EEST to PST Time Conversion
Converting time between Eastern European Summer Time (EEST) and Pacific Standard Time (PST) is essential for coordinating between Eastern Europe and the US West Coast during summer months. EEST is UTC+3 (observed from late March to late October), while PST is UTC-8 (standard time, typically November to March). EEST is 11 hours ahead of PST.
This conversion is crucial for European companies coordinating with US West Coast offices in California, Washington, and other major tech hubs. Eastern European countries including Greece, Romania, Bulgaria, and others observe EEST during their summer months. Software development teams, outsourcing firms, and enterprises bridging Eastern Europe and US West Coast operations rely on accurate time conversions. The EEST period spans from the last Sunday of March to the last Sunday of October, while PST is used from the first Sunday of November to the second Sunday of March.
Common Use Cases for EEST to PST Conversion
Business & Work
- Scheduling calls between Eastern European offices and Silicon Valley companies
- Coordinating software development teams across Eastern Europe and US West Coast
- Managing business process outsourcing operations with California-based clients
- Planning conference calls for tech companies with presence in both regions
Personal & Travel
- Coordinating with family and friends in the US West Coast region
- Planning travel between Eastern Europe and California destinations
- Scheduling virtual meetings with West Coast relatives or business partners
- Arranging online collaboration with California-based colleagues
Time Zone Information
Eastern European Summer Time (EEST)
- UTC Offset: UTC+3
- IANA Timezone: Europe/Athens
- Daylight Saving: Daylight saving time (last Sunday in March to last Sunday in October)
- Major Cities: Athens, Cairo, Kiev, Bucharest, Sofia, Helsinki
- Coverage: Eastern Europe, Egypt, and Eastern Mediterranean region (summer months)
Pacific Standard Time (PST)
- UTC Offset: UTC-8
- IANA Timezone: America/Los_Angeles
- Daylight Saving: Standard time (first Sunday in November to second Sunday in March)
- Major Cities: Los Angeles, San Francisco, Seattle, Portland, San Diego, Sacramento
- Coverage: Pacific United States and Canada (winter months)
Quick Reference: EEST to PST
Remember: EEST is 11 hours ahead of PST. EEST is observed from late March to late October, while PST is standard time from November to March.
Frequently Asked Questions
What is the time difference between EEST and PST?
Eastern European Summer Time (EEST) is UTC+3, while Pacific Standard Time (PST) is UTC-8. This means EEST is 11 hours ahead of PST. When it's 12:00 PM in Greece or Eastern Europe (EEST), it's 1:00 AM the same day in Los Angeles (PST).
How does the EEST to PST offset differ from other US timezones?
EEST is 11 hours ahead of PST. This is different from other European-US conversions because EEST is observed during summer (late March to late October), and PST is standard time (November to March). During periods when both regions observe daylight saving time, use EEST to PDT (Pacific Daylight Time), which has only a 10-hour difference.
Does Eastern Europe observe daylight saving time?
Yes, Eastern Europe observes daylight saving time. Most Eastern European countries transition to EEST (UTC+3) on the last Sunday of March and back to EET (UTC+2) on the last Sunday of October. This means the offset with US timezones varies depending on the time of year.
When does the time difference change?
The time difference between EEST and PST changes on two dates: the last Sunday of March when Europe moves to EEST, and the last Sunday of October when Europe returns to EET. Additionally, when the US transitions between PST and PDT (second Sunday of March and first Sunday of November), the offset changes. During October-November, when Europe is on EET and US is on PDT, the difference is 10 hours.
What are the best times to schedule calls between Eastern Europe and Los Angeles?
Business hour overlap is extremely limited due to the 11-hour difference during EEST. Morning in Eastern Europe (8-10 AM EEST) corresponds to the previous day's evening in Los Angeles (9-11 PM PST). Evening in Eastern Europe (6-8 PM EEST) corresponds to early morning in Los Angeles (7-9 AM PST). These windows offer the best meeting times for both regions.
Why is EEST to PST important for businesses?
Many tech companies in Silicon Valley coordinate with development teams and service providers in Eastern Europe. The 11-hour offset makes real-time collaboration challenging but manageable through asynchronous communication and strategic scheduling. It's commonly used for software outsourcing, customer support, and international business operations between the US West Coast and Eastern European regions.
Pro Tips
- • EEST and PST create an 11-hour difference - late evening in Eastern Europe is early morning of the previous day in Los Angeles.
- • Remember the daylight saving transitions: Europe changes on the last Sunday of March and October, while the US West Coast changes on different dates.
- • Schedule early morning meetings in Los Angeles (7-9 AM PST) to catch late evening in Eastern Europe (6-8 PM EEST), ideal for urgent discussions.
- • Evening meetings in Los Angeles (7-9 PM PST) align with the next morning in Eastern Europe (4-6 AM EEST) - early but possible for important calls.
- • Document all meeting times in both EEST and PST to prevent scheduling confusion, especially during daylight saving transitions.
- • Use asynchronous communication tools (email, recorded updates) for routine matters to avoid the challenging 11-hour gap in real-time collaboration.
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