Flights for WN1809 These are not all the flights that WN1809 has taken, just some of them that have flown in or out of SFO

SWA1809 (STL-SFO)
This Southwest Airlines flight traveled from Lambert-St. Louis International Airport to San Francisco International Airport, on May 11, 2018. Passengers were flying aboard a Boeing 737-800. See all the flights for WN1809.
SWA1809 (STL-SFO)
This Southwest Airlines flight traveled from Lambert-St. Louis International Airport to San Francisco International Airport, on May 25, 2018. Passengers were flying aboard a Boeing 737-800. See all the flights for WN1809.
SWA1809 (STL-SFO)
This Southwest Airlines flight traveled from Lambert-St. Louis International Airport to San Francisco International Airport, on May 07, 2018. Passengers were flying aboard a Boeing 737-800. See all the flights for WN1809.
SWA1809 (STL-SFO)
This Southwest Airlines flight traveled from Lambert-St. Louis International Airport to San Francisco International Airport, on May 16, 2018. Passengers were flying aboard a Boeing 737-800. See all the flights for WN1809.
SWA1809 (STL-SFO)
This Southwest Airlines flight traveled from Lambert-St. Louis International Airport to San Francisco International Airport, on April 27, 2018. Passengers were flying aboard a Boeing 737-800. See all the flights for WN1809.

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".