Flights for UA491 These are not all the flights that UA491 has taken, just some of them that have flown in or out of SFO

UAL491 (LAS-SFO)
This United Airlines flight traveled from McCarran International Airport to San Francisco International Airport, on April 10, 2013. Passengers were flying aboard a Boeing 757-200. See all the flights for UA491.
UAL491 (LAS-SFO)
This United Airlines flight traveled from McCarran International Airport to San Francisco International Airport, on February 23, 2013. Passengers were flying aboard an Airbus A320-200. See all the flights for UA491.
UAL491 (LAS-SFO)
This United Airlines flight traveled from McCarran International Airport to San Francisco International Airport, on April 29, 2013. Passengers were flying aboard an Airbus A320-200. See all the flights for UA491.
UAL491 (LAS-SFO)
This United Airlines flight traveled from McCarran International Airport to San Francisco International Airport, on April 15, 2013. Passengers were flying aboard an Airbus A320-200. See all the flights for UA491.
UAL491 (LAS-SFO)
This United Airlines flight traveled from McCarran International Airport to San Francisco International Airport, on February 16, 2013. Passengers were flying aboard an Airbus A320-200. See all the flights for UA491.
UAL491 (ORD-SFO)
This United Airlines flight traveled from Chicago O'Hare International Airport to San Francisco International Airport, on September 14, 2012. Passengers were flying aboard an Airbus A319. See all the flights for UA491.
UAL491 (ORD-SFO)
This United Airlines flight traveled from Chicago O'Hare International Airport to San Francisco International Airport, on September 17, 2012. Passengers were flying aboard an Airbus A319. See all the flights for UA491.
UAL491 (ORD-SFO)
This United Airlines flight traveled from Chicago O'Hare International Airport to San Francisco International Airport, on September 24, 2012. Passengers were flying aboard an Airbus A320-200. See all the flights for UA491.
UAL491 (ORD-SFO)
This United Airlines flight traveled from Chicago O'Hare International Airport to San Francisco International Airport, on September 10, 2012. Passengers were flying aboard an Airbus A319. See all the flights for UA491.
UAL491 (ORD-SFO)
This United Airlines flight traveled from Chicago O'Hare International Airport to San Francisco International Airport, on September 07, 2012. Passengers were flying aboard an Airbus A319. See all the flights for UA491.
UAL491 (PHL-SFO)
This United Airlines flight traveled from Philadelphia International Airport to San Francisco International Airport, on June 19, 2011. Passengers were flying aboard an Airbus A320-200. See all the flights for UA491.
UAL491 (SEA-SFO)
This United Airlines flight traveled from Tacoma International Airport to San Francisco International Airport, on July 01, 2011. Passengers were flying aboard an Airbus A320-200. See all the flights for UA491.

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".