09 PM AST to BST

Atlantic Standard Time

Tuesday May, 20, 2025
09:00 PM

Atlantic Standard Time (AST)

AST is 4 hours behind Universal Time.

British Summer Time

Wednesday May, 21, 2025
02:00 AM

British Summer Time (BST)

BST is 1 hour ahead of Universal Time.

Add 5 hours to AST to get BST