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.

UA1948 (SFO-DEN)
This United Airlines flight between San Francisco International Airport and Denver International Airport, on December 13, 2022, was operated by another airline. It departed from gate G6. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA1948.
UA1118 (CUN-SFO)
This United Airlines flight traveled from Cancun Airport to San Francisco International Airport, on December 13, 2022. It arrived at gate G6. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA1118.
UA221 (SFO-MCO)
This United Airlines flight between San Francisco International Airport and Orlando International Airport, on December 10, 2022, was operated by another airline. It departed from gate D11. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA221.
UA2391 (RNO-SFO)
This United Airlines flight between Reno-Tahoe International Airport and San Francisco International Airport, on December 10, 2022, 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 UA2391.
UA1053 (SFO-RNO)
This United Airlines flight between San Francisco International Airport and Reno-Tahoe International Airport, on December 10, 2022, 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 UA1053.
UA788 (SFO-PSP)
This United Airlines flight between San Francisco International Airport and Palm Springs International Airport, on December 10, 2022, was operated by another airline. It departed from gate F20. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA788.
UA457 (BWI-SFO)
This United Airlines flight between Baltimore-Washington International Thurgood Marshall Airport and San Francisco International Airport, on December 10, 2022, was operated by another airline. It arrived at gate F20. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA457.
UA436 (SFO-BWI)
This United Airlines flight between San Francisco International Airport and Baltimore-Washington International Thurgood Marshall Airport, on December 09, 2022, was operated by another airline. It departed from gate E10. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA436.
UA2416 (LAS-SFO)
This United Airlines flight between McCarran International Airport and San Francisco International Airport, on December 09, 2022, was operated by another airline. It arrived at gate E10. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA2416.
UA2432 (SFO-LAS)
This United Airlines flight between San Francisco International Airport and McCarran International Airport, on December 09, 2022, 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 UA2432.
UA2680 (SAN-SFO)
This United Airlines flight between San Diego International Airport and San Francisco International Airport, on December 09, 2022, 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 UA2680.
UA2669 (SFO-SAN)
This United Airlines flight between San Francisco International Airport and San Diego International Airport, on December 09, 2022, was operated by another airline. It departed from gate D15. Passengers were flying aboard a Boeing 737-900 with tail number N77431. See all the flights for UA2669.