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Convert BST to AST Time - Free Time Zone Converter

Convert British Summer Time (BST) to Atlantic Standard Time (AST, UTC-4) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for BST to AST 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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🕐
AST
Atlantic 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 AST Time Zone Difference

Atlantic Standard Time is 5 hours behind British Summer Time

Always up-to-date and accurate

24-Hour BST to AST Conversion Chart

Complete hourly conversion for British Summer Time to Atlantic Standard Time

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

Best Meeting Times between British Summer Time and Atlantic Standard Time

Optimal hours for calls between BST and AST

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

BST

British Summer Time

Source timezone

UTC Offset 1.0 hours
Abbreviation BST
Type Standard Time
Status Active
AST

Atlantic Standard Time

Target timezone

UTC Offset -4.0 hours
Abbreviation AST
Type Standard Time
Status Active

Most Searched BST to AST Times

Popular business hours conversion from British Summer Time to Atlantic Standard Time

7:00 AM
2:00 AM
Early business hours
Popular
8:00 AM
3:00 AM
Prime meeting time
9:00 AM
4:00 AM
Mid-morning calls
11:00 AM
6:00 AM
Lunch meetings
12:00 PM
7:00 AM
Afternoon coordination
1:00 PM
8:00 AM
Late afternoon calls

Convert EST to other time zones

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