Flights for the airplane with tail number N12109 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.

UA1209 (EWR-SFO)
This United Airlines flight between Newark International Airport and San Francisco International Airport, on May 28, 2023, was operated by another airline. It arrived at gate F14. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA1209.
UA2328 (SFO-EWR)
This United Airlines flight between San Francisco International Airport and Newark International Airport, on May 27, 2023, was operated by another airline. It departed from gate F12. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA2328.
UA2400 (BOS-SFO)
This United Airlines flight between Gen E L Logan International Airport and San Francisco International Airport, on May 26, 2023, was operated by another airline. It arrived at gate F16. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA2400.
UA2187 (SFO-BOS)
This United Airlines flight between San Francisco International Airport and Gen E L Logan International Airport, on May 26, 2023, was operated by another airline. It departed from gate F20. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA2187.
UA1829 (EWR-SFO)
This United Airlines flight between Newark International Airport and San Francisco International Airport, on May 25, 2023, was operated by another airline. It arrived at gate F17. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA1829.
UA2164 (EWR-SFO)
This United Airlines flight between Newark International Airport and San Francisco International Airport, on May 19, 2023, was operated by another airline. It arrived at gate F12. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA2164.
UA2164 (EWR-SFO)
This United Airlines flight between Newark International Airport and San Francisco International Airport, on May 18, 2023, was operated by another airline. It arrived at gate F17. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA2164.
UA2400 (BOS-SFO)
This United Airlines flight between Gen E L Logan International Airport and San Francisco International Airport, on May 17, 2023, was operated by another airline. It arrived at gate F13. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA2400.
UA2187 (SFO-BOS)
This United Airlines flight between San Francisco International Airport and Gen E L Logan International Airport, on May 17, 2023, was operated by another airline. It departed from gate F20. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA2187.
UA1829 (EWR-SFO)
This United Airlines flight between Newark International Airport and San Francisco International Airport, on May 16, 2023, was operated by another airline. It arrived at gate E7. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA1829.
UA1896 (SFO-EWR)
This United Airlines flight between San Francisco International Airport and Newark International Airport, on April 09, 2023, was operated by another airline. It departed from gate F21. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA1896.
UA2626 (SFO-IAD)
This United Airlines flight between San Francisco International Airport and Dulles International Airport, on March 21, 2023, was operated by another airline. It departed from gate F19. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA2626.