London to San Juan time difference

London is 5 hours ahead of San Juan

London UKSan Juan Puerto Rico
Sun 02:28 am

BST (UTC/GMT +1)
Sat 09:28 pm

AST (UTC/GMT -4)
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Time difference between London UK and San Juan Puerto Rico is 5:0 hours

San Juan doesn't observe daylight saving time but London does. DST in London started on 31 March 2019 and will end on 27 October 2019. Once DST ends in London the time difference between London and San Juan will be 4:0 hours.