Southwest Airlines DCA Terminal is based out of Ronald Reagan Washington National Airport (DCA) at Terminal A This terminal ensures a seamless travel experience by offering easy access to Southwest planes. A number of facilities are available in Terminal A, such as restaurants, shops, and cozy waiting spaces. The terminal’s obvious signage and close proximity to security checkpoints make it easy for passengers to navigate. Traveling from DCA is made delightful by Southwest Airlines’ amiable service and flexibility. Terminal A at DCA provides the efficiency and simplicity that Southwest Airlines customers have been accustomed to, whether they are traveling for business or pleasure.