Frontier Airlines provides booking, ticketing, and other flight-related assistance to travelers from its customer service Frontier Airlines San Juan office  in Puerto Rico. The office is situated at Luis Muñoz Marín International Airport (SJU) and offers luggage services, check-in help, and support for Frontier's low-cost travel alternatives. Passengers traveling to and from San Juan and neighboring locations use it as a hub. In order to make travel easier and more effective, the office answers inquiries, assists with flight adjustments, and provides advice on Frontier's travel policy and extra services.