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Convert BST to IRST Time

Convert British Summer Time (BST) to Iran Standard Time (IRST, UTC+3.5) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for BST to IRST 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.

🇬🇧
BST
British Summer Time
Current Time
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🇮🇷
IRST
Iran Standard Time
Current Time
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Converted Time
Select a time to convert
Time Difference
-
Your Local Time
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UTC Time
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BST to IRST Time Conversion

Iran Standard Time is 2 hours and 30 minutes ahead of British Summer Time

Always accurate • Live conversion
3h
difference

BST to IRST Time Conversion Chart

Popular Time Conversions

Complete 24-Hour Conversion

British Summer Time to Iran Standard Time full day schedule

🇬🇧
12:00 AM
BST
2:30 AM
IRST
🇮🇷
🇬🇧
1:00 AM
BST
3:30 AM
IRST
🇮🇷
🇬🇧
2:00 AM
BST
4:30 AM
IRST
🇮🇷
🇬🇧
3:00 AM
BST
5:30 AM
IRST
🇮🇷
🇬🇧
4:00 AM
BST
6:30 AM
IRST
🇮🇷
🇬🇧
5:00 AM
BST
7:30 AM
IRST
🇮🇷
🇬🇧
6:00 AM
BST
8:30 AM
IRST
🇮🇷
🇬🇧
7:00 AM
BST
9:30 AM
IRST
🇮🇷
🇬🇧
8:00 AM
BST
10:30 AM
IRST
🇮🇷
🇬🇧
9:00 AM
BST
11:30 AM
IRST
🇮🇷
🇬🇧
10:00 AM
BST
12:30 PM
IRST
🇮🇷
🇬🇧
11:00 AM
BST
1:30 PM
IRST
🇮🇷
🇬🇧
12:00 PM
BST
2:30 PM
IRST
🇮🇷
🇬🇧
1:00 PM
BST
3:30 PM
IRST
🇮🇷
🇬🇧
2:00 PM
BST
4:30 PM
IRST
🇮🇷
🇬🇧
3:00 PM
BST
5:30 PM
IRST
🇮🇷
🇬🇧
4:00 PM
BST
6:30 PM
IRST
🇮🇷
🇬🇧
5:00 PM
BST
7:30 PM
IRST
🇮🇷
🇬🇧
6:00 PM
BST
8:30 PM
IRST
🇮🇷
🇬🇧
7:00 PM
BST
9:30 PM
IRST
🇮🇷
🇬🇧
8:00 PM
BST
10:30 PM
IRST
🇮🇷
🇬🇧
9:00 PM
BST
11:30 PM
IRST
🇮🇷
🇬🇧
10:00 PM
BST
12:30 AM
IRST
(next day)
🇮🇷
🇬🇧
11:00 PM
BST
1:30 AM
IRST
(next day)
🇮🇷

Best Meeting Times for BST and IRST

Optimal Collaboration Hours

Best times for BST ↔ IRST meetings and calls

✅ Business hours overlap available

Recommended Meeting Windows

9:00 AM BST → 11:30 AM IRST
Perfect for both time zones
10:00 AM BST → 12:30 PM IRST
Perfect for both time zones
11:00 AM BST → 1:30 PM IRST
Perfect for both time zones

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

BST vs IRST Time Zone Details

Technical Information & Comparison

Detailed timezone specifications and regional data

🇬🇧

British Summer Time

Source timezone

UTC Offset 1.0h
Code BST
Region United Kingdom
Status ✓ Active
🇮🇷

Iran Standard Time

Target timezone

UTC Offset 3.5h
Code IRST
Region Iran
Status ✓ Active
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12
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