PST to AST Time Converter

When it's 12:00 PM PST, it's 4:00 PM AST 4 hours ahead

Convert Time

PST (Pacific Standard Time)
--:--:--
AST (Atlantic Standard Time)
--:--:--
= -- AST
Time in PSTTime in AST
12:00 AM4:00 AM
1:00 AM5:00 AM
2:00 AM6:00 AM
3:00 AM7:00 AM
4:00 AM8:00 AM
5:00 AM9:00 AM
6:00 AM10:00 AM
7:00 AM11:00 AM
8:00 AM12:00 PM
9:00 AM1:00 PM
10:00 AM2:00 PM
11:00 AM3:00 PM
12:00 PM4:00 PM
1:00 PM5:00 PM
2:00 PM6:00 PM
3:00 PM7:00 PM
4:00 PM8:00 PM
5:00 PM9:00 PM
6:00 PM10:00 PM
7:00 PM11:00 PM
8:00 PM12:00 AM (+1 day)
9:00 PM1:00 AM (+1 day)
10:00 PM2:00 AM (+1 day)
11:00 PM3:00 AM (+1 day)

Daylight Saving Time (DST) may affect this conversion. PST observes DST. AST does not observe DST.

Major Cities in PST (Pacific Standard Time)

Major Cities in AST (Atlantic Standard Time)

  • Halifax
  • Dartmouth
  • Lower Sackville
  • Charlottetown
  • Downtown Halifax
What is the time difference between PST and AST?

AST is 4 hours ahead compared to PST. When it's 12:00 PM (noon) in PST, it's 4:00 PM in AST.

Does Daylight Saving Time (DST) affect PST to AST conversion?

PST observes DST. AST does not observe DST. During DST transitions, the time difference may change by one hour.

What major cities use PST (Pacific Standard Time)?

Major cities in the PST timezone include Los Angeles, San Diego, San Jose, San Francisco, Seattle.

What is the best time to call from PST to AST?

The best time to call from PST to AST is between 9:00 AM and 5:00 PM PST, which is 1:00 PM to 9:00 PM AST. This ensures both parties are available during normal business hours (9 AM - 5 PM).