Flights for UA2031 These are not all the flights that UA2031 has taken, just some of them that have flown in or out of SFO

UAL2031 (SFO-KDEN)
This United Airlines flight traveled from San Francisco International Airport to Denver International Airport, on September 27, 2017. Passengers were flying aboard a Boeing 737-800. See all the flights for UA2031.
UAL2031 (SFO-KDEN)
This United Airlines flight traveled from San Francisco International Airport to Denver International Airport, on October 10, 2017. Passengers were flying aboard a Boeing 737-800. See all the flights for UA2031.
UAL2031 (SFO-KDEN)
This United Airlines flight traveled from San Francisco International Airport to Denver International Airport, on October 25, 2017. Passengers were flying aboard a Boeing 737-800. See all the flights for UA2031.
UAL2031 (SFO-KDEN)
This United Airlines flight traveled from San Francisco International Airport to Denver International Airport, on November 03, 2017. Passengers were flying aboard a Boeing 737-900. See all the flights for UA2031.
UAL2031 (SFO-KDEN)
This United Airlines flight traveled from San Francisco International Airport to Denver International Airport, on November 17, 2017. Passengers were flying aboard a Boeing 737-900. See all the flights for UA2031.

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".