Flights for the airplane with tail number N27421 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.

UA784 (SFO-YVR)
This United Airlines flight between San Francisco International Airport and Vancouver International Airport, on March 15, 2024, was operated by another airline. It departed from gate E3. Passengers were flying aboard a Boeing 737-900 with tail number N27421. See all the flights for UA784.
UA1187 (SFO-PHX)
This United Airlines flight between San Francisco International Airport and Sky Harbor International Airport, on March 14, 2024, was operated by another airline. It departed from gate F17. Passengers were flying aboard a Boeing 737-900 with tail number N27421. See all the flights for UA1187.
UA2117 (SAN-SFO)
This United Airlines flight between San Diego International Airport and San Francisco International Airport, on March 14, 2024, was operated by another airline. It arrived at gate F17. Passengers were flying aboard a Boeing 737-900 with tail number N27421. See all the flights for UA2117.
UA313 (PHX-SFO)
This United Airlines flight between Sky Harbor International Airport and San Francisco International Airport, on March 14, 2024, was operated by another airline. It arrived at gate E10. Passengers were flying aboard a Boeing 737-900 with tail number N27421. See all the flights for UA313.
UA2371 (SFO-LAX)
This United Airlines flight between San Francisco International Airport and Los Angeles International Airport, on March 11, 2024, was operated by another airline. It departed from gate F16. Passengers were flying aboard a Boeing 737-900 with tail number N27421. See all the flights for UA2371.
UA1897 (LAS-SFO)
This United Airlines flight between McCarran International Airport and San Francisco International Airport, on March 11, 2024, was operated by another airline. It arrived at gate F16. Passengers were flying aboard a Boeing 737-900 with tail number N27421. See all the flights for UA1897.
UA574 (LAS-SFO)
This United Airlines flight between McCarran International Airport and San Francisco International Airport, on February 23, 2024, was operated by another airline. It arrived at gate D15. Passengers were flying aboard a Boeing 737-900 with tail number N27421. See all the flights for UA574.
UA574 (LAS-SFO)
This United Airlines flight between McCarran International Airport and San Francisco International Airport, on February 20, 2024, was operated by another airline. It arrived at gate F2. Passengers were flying aboard a Boeing 737-900 with tail number N27421. See all the flights for UA574.
UA611 (IAH-SFO)
This United Airlines flight between George Bush Intercontinental Airport and San Francisco International Airport, on February 19, 2024, was operated by another airline. It arrived at gate F14. Passengers were flying aboard a Boeing 737-900 with tail number N27421. See all the flights for UA611.
UA1986 (SFO-SEA)
This United Airlines flight between San Francisco International Airport and Tacoma International Airport, on February 01, 2024, was operated by another airline. It departed from gate E13. Passengers were flying aboard a Boeing 737-900 with tail number N27421. See all the flights for UA1986.
UA1403 (EUG-SFO)
This United Airlines flight between Eugene Airport-Mahlon Sweet Field and San Francisco International Airport, on February 01, 2024, was operated by another airline. It arrived at gate E13. Passengers were flying aboard a Boeing 737-900 with tail number N27421. See all the flights for UA1403.
UA1597 (LAX-SFO)
This United Airlines flight between Los Angeles International Airport and San Francisco International Airport, on November 21, 2023, was operated by another airline. It arrived at gate E2. Passengers were flying aboard a Boeing 737-900 with tail number N27421. See all the flights for UA1597.