Time Difference between London and San Juan

London, United Kingdom and San Juan, Puerto Rico are separated by a time difference of 4 hours. When it's noon in London, it's 4 hours earlier in San Juan.

London operates on Europe/London timezone, while San Juan uses America/Puerto Rico. Both cities may observe Daylight Saving Time at different dates, which can temporarily change the time difference by an hour.

Best Time to Call

To catch business hours in both cities, consider scheduling calls during late afternoon in London.

Flight Considerations

The distance between London and San Juan is approximately 6,758 km. A direct flight typically takes around 9 hours. When traveling, remember that your arrival time will be in local time. Use our Flight Time Calculator for accurate arrival predictions.