Flights for WN257 These are not all the flights that WN257 has taken, just some of them that have flown in or out of SFO

SWA257 (LAX-SFO)
This Southwest Airlines flight traveled from Los Angeles International Airport to San Francisco International Airport, on August 14, 2013. Passengers were flying aboard a Boeing 737-700. See all the flights for WN257.
SWA257 (LAX-SFO)
This Southwest Airlines flight traveled from Los Angeles International Airport to San Francisco International Airport, on August 20, 2013. Passengers were flying aboard a Boeing 737-700. See all the flights for WN257.
SWA257 (LAX-SFO)
This Southwest Airlines flight traveled from Los Angeles International Airport to San Francisco International Airport, on August 18, 2013. Passengers were flying aboard a Boeing 737-700. See all the flights for WN257.
SWA257 (LAX-SFO)
This Southwest Airlines flight traveled from Los Angeles International Airport to San Francisco International Airport, on September 11, 2013. Passengers were flying aboard a Boeing 737-700. See all the flights for WN257.
SWA257 (LAX-SFO)
This Southwest Airlines flight traveled from Los Angeles International Airport to San Francisco International Airport, on September 18, 2013. Passengers were flying aboard a Boeing 737-700. See all the flights for WN257.
SWA257 (LAX-SFO)
This Southwest Airlines flight traveled from Los Angeles International Airport to San Francisco International Airport, on September 26, 2013. Passengers were flying aboard a Boeing 737-700. See all the flights for WN257.
SWA257 (LAX-SFO)
This Southwest Airlines flight traveled from Los Angeles International Airport to San Francisco International Airport, on September 25, 2013. Passengers were flying aboard a Boeing 737-700. See all the flights for WN257.
SWA257 (LAX-SFO)
This Southwest Airlines flight traveled from Los Angeles International Airport to San Francisco International Airport, on September 02, 2013. Passengers were flying aboard a Boeing 737-700. See all the flights for WN257.
SWA257 (LAX-SFO)
This Southwest Airlines flight traveled from Los Angeles International Airport to San Francisco International Airport, on September 09, 2013. Passengers were flying aboard a Boeing 737-700. See all the flights for WN257.
SWA257 (LAX-SFO)
This Southwest Airlines flight traveled from Los Angeles International Airport to San Francisco International Airport, on August 16, 2013. Passengers were flying aboard a Boeing 737-700. See all the flights for WN257.
SWA257 (LAX-SFO)
This Southwest Airlines flight traveled from Los Angeles International Airport to San Francisco International Airport, on August 12, 2013. Passengers were flying aboard a Boeing 737-700. See all the flights for WN257.
SWA257 (LAX-SFO)
This Southwest Airlines flight traveled from Los Angeles International Airport to San Francisco International Airport, on August 30, 2013. Passengers were flying aboard a Boeing 737-700. See all the flights for WN257.

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".