The time difference varies from 3-5 hours depending on DST. Both cities observe DST but in opposite seasons (Southern vs Northern Hemisphere), creating variable differences.
Santiago uses CLT/CLST (UTC-4/-3) while the UK uses GMT/BST. When both are on standard time, it's 4 hours. During DST overlap periods, it can be 3 or 5 hours.
Afternoon London works best! 1:00 PM - 6:00 PM London typically corresponds to morning in Santiago. Check current times due to variable DST.
Santiago is Chile's capital and South America's most prosperous city per capita. UK business ties exist in mining (copper), wine, and financial services. LATAM offers connections.