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
02:46 AM Sunday IRST	↔	12:16 AM Sunday BST
03:46 AM Sunday IRST	↔	01:16 AM Sunday BST
04:46 AM Sunday IRST	↔	02:16 AM Sunday BST
05:46 AM Sunday IRST	↔	03:16 AM Sunday BST
06:46 AM Sunday IRST	↔	04:16 AM Sunday BST

Convert Time in Popular Time Zones to BST