Located in Terminal A of Ronald Reagan National Airport (DCA) in Washington, D.C., Frontier Airlines DCA Terminal provides both domestic and occasionally international flights. From this terminal, Frontier, noted for its low-cost flights, serves several popular US destinations. Travelers using Frontier can benefit from accelerated security and boarding processes in addition to checking in at the airline’s authorized counters. As a budget airline, Frontier places a high priority on providing affordable travel options, and its Terminal A location ensures easy access to the main airport amenities. Due to the self-serve nature of many of Frontier’s services, travelers are encouraged to check in early.