Flights for the airplane with tail number N2251U 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.

UA871 (SFO-TPE)
This United Airlines flight traveled from San Francisco International Airport to Taoyuan International Airport, on September 23, 2023. It departed from gate G10. Passengers were flying aboard a Boeing 777-300ER with tail number N2251U. See all the flights for UA871.
UA872 (TPE-SFO)
This United Airlines flight traveled from Taoyuan International Airport to San Francisco International Airport, on September 22, 2023. It arrived at gate G6. Passengers were flying aboard a Boeing 777-300ER with tail number N2251U. See all the flights for UA872.
UA871 (SFO-TPE)
This United Airlines flight traveled from San Francisco International Airport to Taoyuan International Airport, on September 21, 2023. It departed from gate G2. Passengers were flying aboard a Boeing 777-300ER with tail number N2251U. See all the flights for UA871.
UA916 (AKL-SFO)
This United Airlines flight between Auckland International Airport and San Francisco International Airport, on September 21, 2023, was operated by another airline. It arrived at gate G13. Passengers were flying aboard a Boeing 777-300ER with tail number N2251U. See all the flights for UA916.
UA917 (SFO-AKL)
This United Airlines flight between San Francisco International Airport and Auckland International Airport, on September 19, 2023, was operated by another airline. It departed from gate G6. Passengers were flying aboard a Boeing 777-300ER with tail number N2251U. See all the flights for UA917.
UA2046 (EWR-SFO)
This United Airlines flight between Newark International Airport and San Francisco International Airport, on September 19, 2023, was operated by another airline. It arrived at gate G6. Passengers were flying aboard a Boeing 777-300ER with tail number N2251U. See all the flights for UA2046.
UA1831 (SFO-EWR)
This United Airlines flight between San Francisco International Airport and Newark International Airport, on September 18, 2023, was operated by another airline. It departed from gate F15. Passengers were flying aboard a Boeing 777-300ER with tail number N2251U. See all the flights for UA1831.
UA927 (FRA-SFO)
This United Airlines flight between Frankfurt-Hahn Airport and San Francisco International Airport, on September 18, 2023, was operated by another airline. It arrived at gate G2. Passengers were flying aboard a Boeing 777-300ER with tail number N2251U. See all the flights for UA927.
UA926 (SFO-FRA)
This United Airlines flight between San Francisco International Airport and Frankfurt-Hahn Airport, on September 17, 2023, was operated by another airline. It departed from gate G9. Passengers were flying aboard a Boeing 777-300ER with tail number N2251U. See all the flights for UA926.
UA858 (PVG-SFO)
This United Airlines flight between Pudong International Airport and San Francisco International Airport, on September 17, 2023, was operated by another airline. It arrived at gate G9. Passengers were flying aboard a Boeing 777-300ER with tail number N2251U. See all the flights for UA858.
UA857 (SFO-PVG)
This United Airlines flight between San Francisco International Airport and Pudong International Airport, on September 16, 2023, was operated by another airline. It departed from gate G6. Passengers were flying aboard a Boeing 777-300ER with tail number N2251U. See all the flights for UA857.
UA872 (TPE-SFO)
This United Airlines flight traveled from Taoyuan International Airport to San Francisco International Airport, on September 15, 2023. It arrived at gate G2. Passengers were flying aboard a Boeing 777-300ER with tail number N2251U. See all the flights for UA872.