UA639 (SFO-LGA) on December 11, 2019 This United Airlines flight traveled from San Francisco International Airport to LaGuardia Airport, on December 11, 2019. It departed from gate F19. Passengers were flying aboard a Boeing 757-300 with tail number N74856. See all the flights for UA639.
Flight path for UA639 on this date
Sometimes flight paths may look a bit weird in places, because that is (can be) the nature of radar data. It should still give you a rough idea of where this flight traveled to and from though.