London is typically 3 hours ahead of Buenos Aires. When it's 12:00 PM in Buenos Aires, it's 3:00 PM in London. Argentina uses ART (UTC-3) year-round.
During UK summer time (March to October), London is 4 hours ahead. During UK winter time, the difference is 3 hours.
Good overlap! 9:00 AM - 2:00 PM Buenos Aires corresponds to 12:00 PM - 5:00 PM London (UK winter) or 1:00 PM - 6:00 PM (UK DST). Morning Buenos Aires catches afternoon London.
Argentina has significant British heritage, particularly in agriculture and railways. The 13-hour flight connects these culturally rich capitals with historical ties.