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.

UA1418 (SFO-DEN)
This United Airlines flight between San Francisco International Airport and Denver International Airport, on March 30, 2023, was operated by another airline. It departed from gate F11. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA1418.
UA1734 (SAN-SFO)
This United Airlines flight between San Diego International Airport and San Francisco International Airport, on March 29, 2023, was operated by another airline. It arrived at gate F20. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA1734.
UA2117 (SFO-MCI)
This United Airlines flight between San Francisco International Airport and Kansas City International Airport, on March 27, 2023, was operated by another airline. It departed from gate E8. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA2117.
UA1434 (IAH-SFO)
This United Airlines flight between George Bush Intercontinental Airport and San Francisco International Airport, on March 15, 2023, 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 UA1434.
UA1075 (SFO-ORD)
This United Airlines flight between San Francisco International Airport and Chicago O'Hare International Airport, on March 11, 2023, was operated by another airline. It departed from gate E6. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA1075.
UA1230 (IAD-SFO)
This United Airlines flight between Dulles International Airport and San Francisco International Airport, on March 11, 2023, was operated by another airline. It arrived at gate E6. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA1230.
UA2145 (SFO-ORD)
This United Airlines flight between San Francisco International Airport and Chicago O'Hare International Airport, on February 27, 2023, was operated by another airline. It departed from gate F20. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA2145.
UA1723 (SFO-KOA)
This United Airlines flight between San Francisco International Airport and Kailua-Kona International Airport, on February 26, 2023, was operated by another airline. It departed from gate F17. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA1723.
UA733 (YVR-SFO)
This United Airlines flight between Vancouver International Airport and San Francisco International Airport, on February 26, 2023, was operated by another airline. It arrived at gate F17. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA733.
UA2051 (SFO-YVR)
This United Airlines flight between San Francisco International Airport and Vancouver International Airport, on February 26, 2023, was operated by another airline. It departed from gate E4. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA2051.
UA693 (FLL-SFO)
This United Airlines flight between Fort Lauderdale Hollywood International Airport and San Francisco International Airport, on February 26, 2023, was operated by another airline. It arrived at gate E4. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA693.
UA1724 (KOA-SFO)
This United Airlines flight between Kailua-Kona International Airport and San Francisco International Airport, on February 26, 2023, was operated by another airline. It arrived at gate F20. Passengers were flying aboard a Boeing 737-900 with tail number N57439. See all the flights for UA1724.