Flights for UA171 These are not all the flights that UA171 has taken, just some of them that have flown in or out of SFO

UAL171 (SFO-PDX)
This United Airlines flight traveled from San Francisco International Airport to Portland International Airport, on August 25, 2009. Passengers were flying aboard a Boeing 757-200. See all the flights for UA171.
UAL171 (SFO-PDX)
This United Airlines flight traveled from San Francisco International Airport to Portland International Airport, on August 28, 2009. Passengers were flying aboard a Boeing 757-200. See all the flights for UA171.
UAL171 (SFO-PDX)
This United Airlines flight traveled from San Francisco International Airport to Portland International Airport, on September 01, 2009. Passengers were flying aboard a Boeing 757-200. See all the flights for UA171.
UAL171 (SFO-PDX)
This United Airlines flight traveled from San Francisco International Airport to Portland International Airport, on June 29, 2009. Passengers were flying aboard a Boeing 757-200. See all the flights for UA171.
UAL171 (SFO-PDX)
This United Airlines flight traveled from San Francisco International Airport to Portland International Airport, on July 23, 2009. Passengers were flying aboard a Boeing 757-200. See all the flights for UA171.
UAL171 (SFO-PDX)
This United Airlines flight traveled from San Francisco International Airport to Portland International Airport, on July 29, 2009. Passengers were flying aboard a Boeing 757-200. See all the flights for UA171.
UAL171 (SFO-PDX)
This United Airlines flight traveled from San Francisco International Airport to Portland International Airport, on July 22, 2009. Passengers were flying aboard a Boeing 757-200. See all the flights for UA171.
UAL171 (SFO-PDX)
This United Airlines flight traveled from San Francisco International Airport to Portland International Airport, on August 21, 2009. Passengers were flying aboard a Boeing 757-200. See all the flights for UA171.
UAL171 (SFO-PDX)
This United Airlines flight traveled from San Francisco International Airport to Portland International Airport, on August 19, 2009. Passengers were flying aboard a Boeing 757-200. See all the flights for UA171.
UAL171 (SFO-PDX)
This United Airlines flight traveled from San Francisco International Airport to Portland International Airport, on August 26, 2009. Passengers were flying aboard a Boeing 757-200. See all the flights for UA171.
UAL171 (SFO-PDX)
This United Airlines flight traveled from San Francisco International Airport to Portland International Airport, on August 24, 2009. Passengers were flying aboard a Boeing 757-200. See all the flights for UA171.

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".