Mexico City is 7 hours behind Barcelona. When it's 3:00 PM in Barcelona, it's 8:00 AM in Mexico City. Both cities observe DST but Mexico recently changed its DST rules.
Barcelona uses CET/CEST while Mexico City uses CST (Central Standard Time).
Optimal window: 3:00 PM - 6:00 PM Barcelona time (8:00 AM - 11:00 AM Mexico City). Afternoon calls from Barcelona reach morning business hours in Mexico.
Strong cultural and business ties exist between Spain and Mexico due to shared language and history.