Flights for WN558 These are not all the flights that WN558 has taken, just some of them that have flown in or out of SFO

SWA558 (SFO-MDW)
This Southwest Airlines flight traveled from San Francisco International Airport to Chicago Midway International Airport, on September 21, 2010. Passengers were flying aboard a Boeing 737-700. See all the flights for WN558.
SWA558 (SFO-MDW)
This Southwest Airlines flight traveled from San Francisco International Airport to Chicago Midway International Airport, on July 19, 2010. Passengers were flying aboard a Boeing 737-500. See all the flights for WN558.
SWA558 (SFO-MDW)
This Southwest Airlines flight traveled from San Francisco International Airport to Chicago Midway International Airport, on September 17, 2010. Passengers were flying aboard a Boeing 737-700. See all the flights for WN558.
SWA558 (SFO-MDW)
This Southwest Airlines flight traveled from San Francisco International Airport to Chicago Midway International Airport, on June 10, 2010. Passengers were flying aboard a Boeing 737-500. See all the flights for WN558.
SWA558 (SFO-MDW)
This Southwest Airlines flight traveled from San Francisco International Airport to Chicago Midway International Airport, on June 27, 2010. Passengers were flying aboard a Boeing 737-500. See all the flights for WN558.
SWA558 (SFO-MDW)
This Southwest Airlines flight traveled from San Francisco International Airport to Chicago Midway International Airport, on June 25, 2010. Passengers were flying aboard a Boeing 737-500. See all the flights for WN558.
SWA558 (SFO-MDW)
This Southwest Airlines flight traveled from San Francisco International Airport to Chicago Midway International Airport, on June 15, 2010. Passengers were flying aboard a Boeing 737-700. See all the flights for WN558.
SWA558 (SFO-MDW)
This Southwest Airlines flight traveled from San Francisco International Airport to Chicago Midway International Airport, on July 13, 2010. Passengers were flying aboard a Boeing 737-500. See all the flights for WN558.
SWA558 (SFO-MDW)
This Southwest Airlines flight traveled from San Francisco International Airport to Chicago Midway International Airport, on August 16, 2010. Passengers were flying aboard a Boeing 737-700. See all the flights for WN558.
SWA558 (SFO-MDW)
This Southwest Airlines flight traveled from San Francisco International Airport to Chicago Midway International Airport, on August 12, 2010. Passengers were flying aboard a Boeing 737-500. See all the flights for WN558.
SWA558 (SFO-MDW)
This Southwest Airlines flight traveled from San Francisco International Airport to Chicago Midway International Airport, on July 29, 2010. Passengers were flying aboard a Boeing 737-500. See all the flights for WN558.
SWA558 (SFO-MDW)
This Southwest Airlines flight traveled from San Francisco International Airport to Chicago Midway International Airport, on July 27, 2010. Passengers were flying aboard a Boeing 737-500. See all the flights for WN558.

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".