During production planning for this film, the studio contacted American Airlines to request information about its "CARE Team" in order to portray the movie airline's response team more accurately. American declined, seeing no upside in being associated with a film about a crash.
Dutch and Kay exit the airport, presumably either Reagan National or Dulles, upon their return from Miami. Dutch says something like, "I live in Northwest," referring to NW Washington DC. The Lincoln Memorial is behind them as they drive across Memorial Bridge, which means they are going into Virginia and away from DC, which is the wrong way.