Flights for UA1439 These are not all the flights that UA1439 has taken, just some of them that have flown in or out of SFO

UAL1439 (SFO-SEA)
This United Airlines flight traveled from San Francisco International Airport to Tacoma International Airport, on September 14, 2014. Passengers were flying aboard a Boeing 737-900. See all the flights for UA1439.
UAL1439 (SFO-SEA)
This United Airlines flight traveled from San Francisco International Airport to Tacoma International Airport, on June 29, 2012. Passengers were flying aboard a Boeing 737-800. See all the flights for UA1439.
UAL1439 (SFO-SEA)
This United Airlines flight traveled from San Francisco International Airport to Tacoma International Airport, on June 30, 2012. Passengers were flying aboard a Boeing 737-800. See all the flights for UA1439.
UAL1439 (SFO-SEA)
This United Airlines flight traveled from San Francisco International Airport to Tacoma International Airport, on August 31, 2014. Passengers were flying aboard a Boeing 737-900. See all the flights for UA1439.
UAL1439 (SFO-SEA)
This United Airlines flight traveled from San Francisco International Airport to Tacoma International Airport, on September 07, 2014. Passengers were flying aboard a Boeing 737-900. See all the flights for UA1439.
UAL1439 (SFO-SEA)
This United Airlines flight traveled from San Francisco International Airport to Tacoma International Airport, on June 20, 2012. Passengers were flying aboard a Boeing 737-800. See all the flights for UA1439.
UAL1439 (SFO-SEA)
This United Airlines flight traveled from San Francisco International Airport to Tacoma International Airport, on June 12, 2012. Passengers were flying aboard a Boeing 737-800. See all the flights for UA1439.
UAL1439 (SFO-SEA)
This United Airlines flight traveled from San Francisco International Airport to Tacoma International Airport, on June 25, 2012. Passengers were flying aboard a Boeing 737-800. See all the flights for UA1439.

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".