Travelers using Frontier Airlines SJU Terminal can access Frontier services at Terminal C of Luis Muñoz Marín International Airport. The terminal offers check-in counters, baggage services, security screening, departure gates, restaurants, retail stores, and passenger assistance facilities. These amenities help create a convenient airport and flight experience for travelers departing from San Juan. Passengers should check their flight status and terminal information before departure and review baggage allowances, travel documents, passport requirements, and destination entry rules. Arriving early is recommended for completing airport procedures and reaching the boarding gate comfortably.