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.

UA2400 (BOS-SFO)
This United Airlines flight between Gen E L Logan International Airport and San Francisco International Airport, on September 09, 2023, was operated by another airline. It arrived at gate F21. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA2400.
UA1770 (SFO-EWR)
This United Airlines flight between San Francisco International Airport and Newark International Airport, on September 02, 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 UA1770.
UA1008 (BOS-SFO)
This United Airlines flight between Gen E L Logan International Airport and San Francisco International Airport, on September 02, 2023, was operated by another airline. It arrived at gate F21. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA1008.
UA2262 (SFO-BOS)
This United Airlines flight between San Francisco International Airport and Gen E L Logan International Airport, on September 01, 2023, was operated by another airline. It departed from gate F17. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA2262.
UA1216 (BOS-SFO)
This United Airlines flight between Gen E L Logan International Airport and San Francisco International Airport, on September 01, 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 UA1216.
UA1665 (SFO-BOS)
This United Airlines flight between San Francisco International Airport and Gen E L Logan International Airport, on August 31, 2023, was operated by another airline. It departed from gate F17. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA1665.
UA2400 (BOS-SFO)
This United Airlines flight between Gen E L Logan International Airport and San Francisco International Airport, on August 31, 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 UA2400.
UA1150 (SFO-BOS)
This United Airlines flight between San Francisco International Airport and Gen E L Logan International Airport, on August 31, 2023, was operated by another airline. It departed from gate F16. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA1150.
UA549 (SFO-BOS)
This United Airlines flight between San Francisco International Airport and Gen E L Logan International Airport, on August 30, 2023, was operated by another airline. It departed from gate F11. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA549.
UA433 (BOS-SFO)
This United Airlines flight between Gen E L Logan International Airport and San Francisco International Airport, on August 30, 2023, was operated by another airline. It arrived at gate F11. Passengers were flying aboard a Boeing 757-200 with tail number N12109. See all the flights for UA433.
UA2310 (BOS-SFO)
This United Airlines flight between Gen E L Logan International Airport and San Francisco International Airport, on August 30, 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 UA2310.
UA1871 (SFO-BOS)
This United Airlines flight between San Francisco International Airport and Gen E L Logan International Airport, on August 29, 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 UA1871.