11 AM IRST to BST

IRST is currently not used in any location. Locations using this time are currently using IRDT time.

Iran Standard Time

Iran Standard Time (IRST)

IRST is 3 hours 30 minutes ahead of Universal Time.

↑ ↓

British Summer Time

British Summer Time (BST)

BST is 1 hour ahead of Universal Time.

Subtract 2 hours 30 minutes from IRST to get BST

Next 5 Hours

IRST Time		BST Time
12:00 PM Saturday IRST	↔	09:30 AM Saturday BST
01:00 PM Saturday IRST	↔	10:30 AM Saturday BST
02:00 PM Saturday IRST	↔	11:30 AM Saturday BST
03:00 PM Saturday IRST	↔	12:30 PM Saturday BST
04:00 PM Saturday IRST	↔	01:30 PM Saturday BST

Convert Time in Popular Time Zones to BST