Flights for UA3881 These are not all the flights that UA3881 has taken, just some of them that have flown in or out of SFO

UA3881 (CUN-SFO)
This United Airlines flight traveled from Cancun Airport to San Francisco International Airport, on December 22, 2023. See all the flights for UA3881.
UA3881 (DEN-SFO)
This United Airlines flight traveled from Denver International Airport to San Francisco International Airport, on November 11, 2023. See all the flights for UA3881.
UA3881 (DEN-SFO)
This United Airlines flight traveled from Denver International Airport to San Francisco International Airport, on November 10, 2023. See all the flights for UA3881.
UA3881 (DEN-SFO)
This United Airlines flight traveled from Denver International Airport to San Francisco International Airport, on November 09, 2023. Passengers were flying aboard an Airbus A321 Neo with tail number N44501. See all the flights for UA3881.
UA3881 (AMA-SFO)
This United Airlines flight traveled from Amarillo International Airport to San Francisco International Airport, on October 28, 2023. See all the flights for UA3881.
UA3881 (SFO-DEN)
This United Airlines flight traveled from San Francisco International Airport to Denver International Airport, on September 20, 2023. Passengers were flying aboard a Boeing 737-800 with tail number N76533. See all the flights for UA3881.

All these flight data are available as openly licensed data on the sfomuseum-data GitHub account. If you'd like to read more about our efforts to archive flight data at SFO Museum have a look a the Mills Field weblog posts tagged "flightdata".