What Terminal is JetBlue Airways At DCA ? JetBlue Airways normally operates from Terminal B/C at Ronald Reagan Washington National Airport (DCA). Many airlines, notably JetBlue, use this terminal as their major hub, with gates located in concourses 24 to 34. Travelers can enjoy a range of services at the terminal, including dining, shopping, and leisure areas. It's always a good idea to double-check your boarding card or contact the airline ahead of time, as gate and terminal allocations sometimes change.