Flights for the airplane with tail number N12221 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.

UA2132 (PHL-SFO)
This United Airlines flight traveled from Philadelphia International Airport to San Francisco International Airport, on January 02, 2020. It arrived at gate E8. Passengers were flying aboard a Boeing 737-800 with tail number N12221. See all the flights for UA2132.
UA1881 (SFO-PHL)
This United Airlines flight traveled from San Francisco International Airport to Philadelphia International Airport, on January 02, 2020. It departed from gate F17. Passengers were flying aboard a Boeing 737-800 with tail number N12221. See all the flights for UA1881.
UA1164 (SFO-YYZ)
This United Airlines flight traveled from San Francisco International Airport to Toronto Lester B Pearson International Airport, on January 02, 2020. It departed from gate E7. Passengers were flying aboard a Boeing 737-800 with tail number N12221. See all the flights for UA1164.
UA1973 (SFO-SAN)
This United Airlines flight traveled from San Francisco International Airport to San Diego International Airport, on January 01, 2020. It departed from gate E6. Passengers were flying aboard a Boeing 737-900 with tail number N12221. See all the flights for UA1973.
UA1998 (IAH-SFO)
This United Airlines flight traveled from George Bush Intercontinental Airport to San Francisco International Airport, on January 01, 2020. It arrived at gate E9. Passengers were flying aboard a Boeing 737-800 with tail number N12221. See all the flights for UA1998.
UA1485 (PHX-SFO)
This United Airlines flight traveled from Sky Harbor International Airport to San Francisco International Airport, on January 01, 2020. It arrived at gate F20. Passengers were flying aboard a Boeing 737-800 with tail number N12221. See all the flights for UA1485.
UA981 (SFO-PHX)
This United Airlines flight traveled from San Francisco International Airport to Sky Harbor International Airport, on January 01, 2020. It departed from gate E9. Passengers were flying aboard a Boeing 737-800 with tail number N12221. See all the flights for UA981.
UA759 (MCO-SFO)
This United Airlines flight traveled from Orlando International Airport to San Francisco International Airport, on December 13, 2019. It arrived at gate E13. Passengers were flying aboard a Boeing 737-800 with tail number N12221. See all the flights for UA759.
UA2228 (PIT-SFO)
This United Airlines flight traveled from Greater Pittsburgh International Airport to San Francisco International Airport, on December 13, 2019. It arrived at gate E10. Passengers were flying aboard a Boeing 737-800 with tail number N12221. See all the flights for UA2228.
UA2229 (SFO-PIT)
This United Airlines flight traveled from San Francisco International Airport to Greater Pittsburgh International Airport, on December 13, 2019. It departed from gate E13. Passengers were flying aboard a Boeing 737-800 with tail number N12221. See all the flights for UA2229.
UA922 (FLL-SFO)
This United Airlines flight traveled from Fort Lauderdale Hollywood International Airport to San Francisco International Airport, on December 12, 2019. It arrived at gate E7. Passengers were flying aboard a Boeing 737-800 with tail number N12221. See all the flights for UA922.
UA292 (SFO-MCO)
This United Airlines flight traveled from San Francisco International Airport to Orlando International Airport, on December 12, 2019. It departed from gate E7. Passengers were flying aboard a Boeing 737-800 with tail number N12221. See all the flights for UA292.