Flights for the airplane with tail number N66831 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.

UA2433 (ORD-SFO)
This United Airlines flight between Chicago O'Hare International Airport and San Francisco International Airport, on March 30, 2023, was operated by another airline. It arrived at gate F3. Passengers were flying aboard a Boeing 737-900 with tail number N66831. See all the flights for UA2433.
UA642 (SFO-IAH)
This United Airlines flight between San Francisco International Airport and George Bush Intercontinental Airport, on March 30, 2023, was operated by another airline. It departed from gate F3. Passengers were flying aboard a Boeing 737-900 with tail number N66831. See all the flights for UA642.
UA576 (SFO-DEN)
This United Airlines flight between San Francisco International Airport and Denver International Airport, on February 21, 2023, was operated by another airline. It departed from gate E12. Passengers were flying aboard a Boeing 737-900 with tail number N66831. See all the flights for UA576.
UA1561 (DEN-SFO)
This United Airlines flight between Denver International Airport and San Francisco International Airport, on February 21, 2023, was operated by another airline. It arrived at gate E12. Passengers were flying aboard a Boeing 737-900 with tail number N66831. See all the flights for UA1561.
UA2652 (SEA-SFO)
This United Airlines flight between Tacoma International Airport and San Francisco International Airport, on February 20, 2023, was operated by another airline. It arrived at gate E7. Passengers were flying aboard a Boeing 737-900 with tail number N66831. See all the flights for UA2652.
UA1575 (SFO-DEN)
This United Airlines flight between San Francisco International Airport and Denver International Airport, on February 20, 2023, was operated by another airline. It departed from gate F12. Passengers were flying aboard a Boeing 737-900 with tail number N66831. See all the flights for UA1575.
UA576 (SFO-DEN)
This United Airlines flight between San Francisco International Airport and Denver International Airport, on February 18, 2023, was operated by another airline. It departed from gate F19. Passengers were flying aboard a Boeing 737-900 with tail number N66831. See all the flights for UA576.
UA313 (BOI-SFO)
This United Airlines flight between Boise Air Terminal and San Francisco International Airport, on February 18, 2023, was operated by another airline. It arrived at gate F19. Passengers were flying aboard a Boeing 737-900 with tail number N66831. See all the flights for UA313.
UA1490 (SFO-BOI)
This United Airlines flight between San Francisco International Airport and Boise Air Terminal, on February 18, 2023, was operated by another airline. It departed from gate E8. Passengers were flying aboard a Boeing 737-900 with tail number N66831. See all the flights for UA1490.
UA2239 (DEN-SFO)
This United Airlines flight between Denver International Airport and San Francisco International Airport, on February 17, 2023, was operated by another airline. It arrived at gate E8. Passengers were flying aboard a Boeing 737-900 with tail number N66831. See all the flights for UA2239.
UA1733 (SFO-DEN)
This United Airlines flight between San Francisco International Airport and Denver International Airport, on February 17, 2023, was operated by another airline. It departed from gate F21. Passengers were flying aboard a Boeing 737-900 with tail number N66831. See all the flights for UA1733.
UA1597 (LAX-SFO)
This United Airlines flight between Los Angeles International Airport and San Francisco International Airport, on February 16, 2023, was operated by another airline. It arrived at gate E6. Passengers were flying aboard a Boeing 737-900 with tail number N66831. See all the flights for UA1597.