Avianca operates primarily from Terminal S (South Terminal) at Miami International Airport (MIA). This terminal is where you'll find the airline’s check-in counters, gates, and services. For travelers flying with Avianca, it’s essential to confirm your departure gate and terminal, as codeshare flights may depart from different terminals. Terminal S offers a range of amenities including dining options, retail shops, and lounges for a comfortable travel experience. https://airlineterminalservice.com/avianca-airlines/avianca-airlines-miami-airport-terminal-miami-international-airport/