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Convert IRST to BST Time - Free Time Zone Converter

Convert Iran Standard Time (IRST) to British Summer Time (BST, UTC+1) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for IRST to BST coordination. Includes 24-hour conversion table and live time displays. Perfect for international scheduling and global team collaboration. Works on all devices with accurate, reliable results.

šŸŒ
IRST
Iran Standard Time
Current Time
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→
šŸ•
BST
British Summer Time
Current Time
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Converted Time
Select a time to convert
Time Difference
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Your Local Time
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UTC Time
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IRST to BST Time Zone Difference

British Summer Time is 2 hours and 30 minutes behind Iran Standard Time

Always up-to-date and accurate

24-Hour IRST to BST Conversion Chart

Complete hourly conversion for Iran Standard Time to British Summer Time

12:00 AM
IRST
9:30 PM
BST
(previous day)
00:00 21:30
1:00 AM
IRST
10:30 PM
BST
(previous day)
01:00 22:30
2:00 AM
IRST
11:30 PM
BST
(previous day)
02:00 23:30
3:00 AM
IRST
12:30 AM
BST
03:00 00:30
4:00 AM
IRST
1:30 AM
BST
04:00 01:30
5:00 AM
IRST
2:30 AM
BST
05:00 02:30
6:00 AM
IRST
3:30 AM
BST
06:00 03:30
7:00 AM
IRST
4:30 AM
BST
07:00 04:30
8:00 AM
IRST
5:30 AM
BST
08:00 05:30
9:00 AM
IRST
6:30 AM
BST
09:00 06:30
10:00 AM
IRST
7:30 AM
BST
10:00 07:30
11:00 AM
IRST
8:30 AM
BST
11:00 08:30
12:00 PM
IRST
9:30 AM
BST
12:00 09:30
1:00 PM
IRST
10:30 AM
BST
13:00 10:30
2:00 PM
IRST
11:30 AM
BST
14:00 11:30
3:00 PM
IRST
12:30 PM
BST
15:00 12:30
4:00 PM
IRST
1:30 PM
BST
16:00 13:30
5:00 PM
IRST
2:30 PM
BST
17:00 14:30
6:00 PM
IRST
3:30 PM
BST
18:00 15:30
7:00 PM
IRST
4:30 PM
BST
19:00 16:30
8:00 PM
IRST
5:30 PM
BST
20:00 17:30
9:00 PM
IRST
6:30 PM
BST
21:00 18:30
10:00 PM
IRST
7:30 PM
BST
22:00 19:30
11:00 PM
IRST
8:30 PM
BST
23:00 20:30

Best Meeting Times between Iran Standard Time and British Summer Time

Optimal hours for calls between IRST and BST

Business hours overlap available
12:00 PM IRST → 9:30 AM BST
Business Hours
1:00 PM IRST → 10:30 AM BST
Business Hours
2:00 PM IRST → 11:30 AM BST
Business Hours

Based on standard business hours (9:00 AM - 6:00 PM) in each time zone

Time Zone Details

Technical information for both time zones

IRST

Iran Standard Time

Source timezone

UTC Offset 3.5 hours
Abbreviation IRST
Type Standard Time
Status Active
BST

British Summer Time

Target timezone

UTC Offset 1.0 hours
Abbreviation BST
Type Standard Time
Status Active

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