It was a real flight to nowhere. Passengers aboard a recent international American Airlines flight were flabbergasted after the plane turned around five hours into the trip — without any explanation. One of the flummoxed flyers detailed the aerial about-face in a viral Instagram video. “American Airlines needs a lesson in effective communication,” Jimin Lee, 41, captioned the clip of the incident, which occurred Sept. 7 aboard AA flight 281 from Dallas, Texas, to Seoul, South Korea ... crew members provided “zero explanation” for aborting the flight bound for Incheon International Airport,