Buenos Aires is 2 hours ahead of Lima. Lima uses PET (UTC-5). Buenos Aires uses ART (UTC-3).
When it's 12:00 PM in Lima, it's 2:00 PM in Buenos Aires.
Most hours work! With only a 2 hour difference, business hours overlap significantly.
Lima and Buenos Aires are both major South American capitals. LATAM and Aerolíneas Argentinas operate direct flights taking about 4 hours.