IRST to BST

BST is currently not used in any location. Locations using this time are currently using GMT 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
12:07 AM Tuesday IRST	↔	09:37 PM Monday BST
01:07 AM Tuesday IRST	↔	10:37 PM Monday BST
02:07 AM Tuesday IRST	↔	11:37 PM Monday BST
03:07 AM Tuesday IRST	↔	12:37 AM Tuesday BST
04:07 AM Tuesday IRST	↔	01:37 AM Tuesday BST

Convert Time in Popular Time Zones to BST