Flights for the airplane with tail number N77431 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.

UA1447 (IAH-SFO)
This United Airlines flight between George Bush Intercontinental Airport and San Francisco International Airport, on February 20, 2023, was operated by another airline. It arrived at gate E5. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA1447.
UA1559 (SFO-PDX)
This United Airlines flight between San Francisco International Airport and Portland International Airport, on January 28, 2023, was operated by another airline. It departed from gate E7. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA1559.
UA457 (DEN-SFO)
This United Airlines flight between Denver International Airport and San Francisco International Airport, on January 28, 2023, was operated by another airline. It arrived at gate E7. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA457.
UA1559 (SFO-PDX)
This United Airlines flight between San Francisco International Airport and Portland International Airport, on January 20, 2023, was operated by another airline. It departed from gate E5. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA1559.
UA2417 (SFO-LAS)
This United Airlines flight between San Francisco International Airport and McCarran International Airport, on January 20, 2023, was operated by another airline. It departed from gate F3. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA2417.
UA1388 (SFO-LAS)
This United Airlines flight between San Francisco International Airport and McCarran International Airport, on January 19, 2023, was operated by another airline. It departed from gate E6. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA1388.
UA2416 (LAS-SFO)
This United Airlines flight between McCarran International Airport and San Francisco International Airport, on January 18, 2023, was operated by another airline. It arrived at gate D11. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA2416.
UA1963 (SFO-LAS)
This United Airlines flight between San Francisco International Airport and McCarran International Airport, on January 18, 2023, was operated by another airline. It departed from gate F17. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA1963.
UA1942 (SFO-PDX)
This United Airlines flight between San Francisco International Airport and Portland International Airport, on January 18, 2023, was operated by another airline. It departed from gate F2. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA1942.
UA753 (LAS-SFO)
This United Airlines flight between McCarran International Airport and San Francisco International Airport, on January 18, 2023, was operated by another airline. It arrived at gate F2. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA753.
UA1115 (SFO-DEN)
This United Airlines flight between San Francisco International Airport and Denver International Airport, on December 21, 2022, was operated by another airline. It departed from gate E12. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA1115.
UA1561 (DEN-SFO)
This United Airlines flight between Denver International Airport and San Francisco International Airport, on December 21, 2022, was operated by another airline. It arrived at gate E12. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA1561.