Karachi
Riyadh
Convert PKT to AST
Pakistan Standard Time to Arabia Standard Time — Riyadh is 2 hours behind Karachi
Quick Facts
Time Difference
-2 hours
PKT Full Name
Pakistan Standard Time
AST Full Name
Arabia Standard Time
PKT to AST Conversion Table
Related Conversions
About PKT and AST Time Zones
PKT (Pakistan Standard Time) is UTC+5 and covers cities like Karachi, Lahore, Islamabad. AST (Arabia Standard Time) is UTC+3 and covers cities like Riyadh, Jeddah, Baghdad.
When it's 12:00 PM (noon) in Karachi (PKT), it's 10:00 AM in Riyadh (AST). The time difference between PKT and AST is 2 hours — Riyadh is behind Karachi.
With only a 2-hour difference, Karachi and Riyadh share nearly a full business day overlap, making scheduling straightforward.
Use our world clock tool to compare Karachi and Riyadh with a visual timeline, or browse more timezone conversions.
Frequently Asked Questions
What is the time difference between PKT and AST?
Riyadh (AST) is 2 hours behind Karachi (PKT). The offset is -2 hours.
Is AST ahead or behind PKT?
AST is 2 hours behind PKT. PKT is UTC+5 and AST is UTC+3.
When it's 12:00 PM in Karachi, what time is it in Riyadh?
When it's 12:00 PM (noon) in Karachi (PKT), it's 10:00 AM in Riyadh (AST).
When it's 5:00 PM in Karachi, what time is it in Riyadh?
When it's 5:00 PM in Karachi (PKT), it's 3:00 PM in Riyadh (AST).