Convert AST to PST Time
Free online converter with current times, time difference, and conversion table between AST and PST time zones.
Current time in AST: Loading...
Current time in PST: Loading...
Time difference: -4 hours
AST to PST Conversion Table
This table shows common AST times converted to PST time:
About AST and PST Time Zones
AST Time Zone
Full Name: Atlantic Standard Time
UTC Offset: UTC-4
Current Time: Loading...
Standard time in the Atlantic Time Zone.
Used in: Canada, Bermuda, Barbados, Dominican Republic
PST Time Zone
Full Name: Pacific Standard Time
UTC Offset: UTC-8
Current Time: Loading...
Standard time in the Pacific Time Zone of North America.
Used in: USA, Canada, Mexico
How to Convert AST to PST
Enter AST Time
Enter the AST time you want to convert using the time picker or by typing directly in 24-hour format.
Click Convert
Click the "Convert Time" button to perform the conversion from AST to PST.
View Result
The equivalent PST time will be displayed, along with the time difference between the two zones.
Use Conversion Table
For quick reference, you can also use the conversion table below that shows common AST times converted to PST.
Common Uses for AST to PST Conversion
International Business
Schedule meetings and calls between locations in Canada and USA time zones.
Travel Planning
Calculate arrival times and plan activities when traveling between Canada and USA.
Event Scheduling
Convert event times for international broadcasts, webinars, or sports events between these regions.
Keeping in Touch
Find the best times to call friends, family, or colleagues across these time zones.
Frequently Asked Questions
The time difference between AST and PST is -4 hours. This means that when it's noon (12:00 PM) in AST, it's 8:00 AM in PST.
To convert AST to PST time, subtract 4 hours from the AST time. You can use our converter at the top of this page for instant and accurate conversions.
AST observes DST. PST observes DST.
Partial overlap in business hours.
Our converter uses standard time zone offsets. For the most accurate conversions during DST transition periods, please verify the exact dates when DST begins or ends in the relevant regions, as these can vary by year and location.