Flights for the airplane with tail number N57439 These are not all the flights for this airplane, just the ones that have flown in and out of SFO since we've been counting. See all the airports this plane has visited for those flights or all the airplanes we've logged so far

UA1853 (IAH-SFO)
This United Airlines flight between George Bush Intercontinental Airport and San Francisco International Airport, on August 27, 2022, was operated by another airline. It arrived at gate E11. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA1853.
UA1745 (SFO-IAH)
This United Airlines flight between San Francisco International Airport and George Bush Intercontinental Airport, on August 19, 2022, was operated by another airline. It departed from gate E5. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA1745.
UA1850 (IAH-SFO)
This United Airlines flight between George Bush Intercontinental Airport and San Francisco International Airport, on August 19, 2022, was operated by another airline. It arrived at gate E5. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA1850.
UA1764 (SFO-IAH)
This United Airlines flight between San Francisco International Airport and George Bush Intercontinental Airport, on August 17, 2022, was operated by another airline. It departed from gate E13. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA1764.
UA568 (IAH-SFO)
This United Airlines flight between George Bush Intercontinental Airport and San Francisco International Airport, on August 17, 2022, was operated by another airline. It arrived at gate E13. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA568.
UA2327 (ORD-SFO)
This United Airlines flight between Chicago O'Hare International Airport and San Francisco International Airport, on August 03, 2022, was operated by another airline. It arrived at gate F19. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA2327.
UA2050 (SFO-DEN)
This United Airlines flight between San Francisco International Airport and Denver International Airport, on July 31, 2022, was operated by another airline. It departed from gate E13. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA2050.
UA2290 (ORD-SFO)
This United Airlines flight between Chicago O'Hare International Airport and San Francisco International Airport, on July 31, 2022, was operated by another airline. It arrived at gate E13. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA2290.
UA2289 (SFO-ORD)
This United Airlines flight between San Francisco International Airport and Chicago O'Hare International Airport, on July 30, 2022, was operated by another airline. It departed from gate E9. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA2289.
UA1127 (ORD-SFO)
This United Airlines flight between Chicago O'Hare International Airport and San Francisco International Airport, on July 30, 2022, was operated by another airline. It arrived at gate E9. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA1127.
UA1927 (SFO-ORD)
This United Airlines flight between San Francisco International Airport and Chicago O'Hare International Airport, on July 30, 2022, was operated by another airline. It departed from gate F16. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA1927.
UA511 (IAH-SFO)
This United Airlines flight between George Bush Intercontinental Airport and San Francisco International Airport, on July 29, 2022, was operated by another airline. It arrived at gate E5. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA511.