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Convert AST to BST Time - Free Time Zone Converter

Convert Atlantic Standard Time (AST) 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 AST 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.

🌍
AST
Atlantic Standard Time
Current Time
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🕐
BST
British Summer 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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AST to BST Time Zone Difference

British Summer Time is 5 hours ahead of Atlantic Standard Time

Always up-to-date and accurate

24-Hour AST to BST Conversion Chart

Complete hourly conversion for Atlantic Standard Time to British Summer Time

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

Best Meeting Times between Atlantic Standard Time and British Summer Time

Optimal hours for calls between AST and BST

Business hours overlap available
9:00 AM AST → 2:00 PM BST
Business Hours
10:00 AM AST → 3:00 PM BST
Business Hours
11:00 AM AST → 4:00 PM 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

AST

Atlantic Standard Time

Source timezone

UTC Offset -4.0 hours
Abbreviation AST
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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