Flights for the airplane with tail number N37521 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.

UA752 (DEN-SFO)
This United Airlines flight traveled from Denver International Airport to San Francisco International Airport, on November 05, 2021. It arrived at gate F2. Passengers were flying aboard a Boeing 737-MAX 9 with tail number N37521. See all the flights for UA752.
UA2368 (SFO-DEN)
This United Airlines flight traveled from San Francisco International Airport to Denver International Airport, on November 05, 2021. It departed from gate F2. Passengers were flying aboard a Boeing 737-MAX 9 with tail number N37521. See all the flights for UA2368.
UA1444 (SFO-IAH)
This United Airlines flight traveled from San Francisco International Airport to George Bush Intercontinental Airport, on November 03, 2021. It departed from gate E11. Passengers were flying aboard a Boeing 737-MAX 9 with tail number N37521. See all the flights for UA1444.
UA419 (DEN-SFO)
This United Airlines flight traveled from Denver International Airport to San Francisco International Airport, on November 03, 2021. It arrived at gate E11. Passengers were flying aboard a Boeing 737-MAX 9 with tail number N37521. See all the flights for UA419.
UA1299 (SFO-DEN)
This United Airlines flight traveled from San Francisco International Airport to Denver International Airport, on November 02, 2021. It departed from gate E13. Passengers were flying aboard a Boeing 737-MAX 9 with tail number N37521. See all the flights for UA1299.
UA1649 (IAH-SFO)
This United Airlines flight traveled from George Bush Intercontinental Airport to San Francisco International Airport, on November 02, 2021. It arrived at gate E13. Passengers were flying aboard a Boeing 737-MAX 9 with tail number N37521. See all the flights for UA1649.
UA605 (SFO-PDX)
This United Airlines flight traveled from San Francisco International Airport to Portland International Airport, on October 27, 2021. It departed from gate E8. Passengers were flying aboard a Boeing 737-MAX 9 with tail number N37521. See all the flights for UA605.
UA2400 (BOS-SFO)
This United Airlines flight traveled from Gen E L Logan International Airport to San Francisco International Airport, on October 26, 2021. It arrived at gate E9. Passengers were flying aboard a Boeing 737-MAX 9 with tail number N37521. See all the flights for UA2400.
UA2068 (SFO-BOS)
This United Airlines flight traveled from San Francisco International Airport to Gen E L Logan International Airport, on October 26, 2021. It departed from gate E9. Passengers were flying aboard a Boeing 737-MAX 9 with tail number N37521. See all the flights for UA2068.
UA1130 (IAH-SFO)
This United Airlines flight traveled from George Bush Intercontinental Airport to San Francisco International Airport, on October 25, 2021. It arrived at gate E9. Passengers were flying aboard a Boeing 737-MAX 9 with tail number N37521. See all the flights for UA1130.
UA1074 (SFO-PHL)
This United Airlines flight traveled from San Francisco International Airport to Philadelphia International Airport, on October 20, 2021. It departed from gate F3. Passengers were flying aboard a Boeing 737-MAX 9 with tail number N37521. See all the flights for UA1074.
UA1494 (MCO-SFO)
This United Airlines flight traveled from Orlando International Airport to San Francisco International Airport, on October 20, 2021. It arrived at gate F3. Passengers were flying aboard a Boeing 737-MAX 9 with tail number N37521. See all the flights for UA1494.