Flights for UA856 These are not all the flights that UA856 has taken, just some of them that have flown in or out of SFO

UAL856 (HKG-SFO)
This United Airlines flight traveled from Hong Kong International Airport to San Francisco International Airport, on May 04, 2008. Passengers were flying aboard a Boeing 747-400. See all the flights for UA856.
UAL856 (HKG-SFO)
This United Airlines flight traveled from Hong Kong International Airport to San Francisco International Airport, on May 16, 2008. Passengers were flying aboard a Boeing 747-400. See all the flights for UA856.
UAL856 (HKG-SFO)
This United Airlines flight traveled from Hong Kong International Airport to San Francisco International Airport, on April 11, 2008. Passengers were flying aboard a Boeing 747-400. See all the flights for UA856.
UAL856 (HKG-SFO)
This United Airlines flight traveled from Hong Kong International Airport to San Francisco International Airport, on April 12, 2008. Passengers were flying aboard a Boeing 747-400. See all the flights for UA856.
UAL856 (HKG-SFO)
This United Airlines flight traveled from Hong Kong International Airport to San Francisco International Airport, on April 26, 2008. Passengers were flying aboard a Boeing 747-400. See all the flights for UA856.
UAL856 (HKG-SFO)
This United Airlines flight traveled from Hong Kong International Airport to San Francisco International Airport, on May 06, 2008. Passengers were flying aboard a Boeing 747-400. See all the flights for UA856.
UAL856 (HKG-SFO)
This United Airlines flight traveled from Hong Kong International Airport to San Francisco International Airport, on May 15, 2008. Passengers were flying aboard a Boeing 747-400. See all the flights for UA856.
UAL856 (HKG-SFO)
This United Airlines flight traveled from Hong Kong International Airport to San Francisco International Airport, on May 11, 2008. Passengers were flying aboard a Boeing 747-400. See all the flights for UA856.
UAL856 (HKG-SFO)
This United Airlines flight traveled from Hong Kong International Airport to San Francisco International Airport, on May 17, 2008. Passengers were flying aboard a Boeing 747-400. See all the flights for UA856.
UAL856 (HKG-SFO)
This United Airlines flight traveled from Hong Kong International Airport to San Francisco International Airport, on May 23, 2008. Passengers were flying aboard a Boeing 747-400. See all the flights for UA856.
UAL856 (HKG-SFO)
This United Airlines flight traveled from Hong Kong International Airport to San Francisco International Airport, on May 24, 2008. Passengers were flying aboard a Boeing 747-400. See all the flights for UA856.
UAL856 (HKG-SFO)
This United Airlines flight traveled from Hong Kong International Airport to San Francisco International Airport, on April 28, 2008. Passengers were flying aboard a Boeing 747-400. See all the flights for UA856.

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".