Flights for WN4740 These are not all the flights that WN4740 has taken, just some of them that have flown in or out of SFO

SWA4740 (KBUR-SFO)
This Southwest Airlines flight traveled from Burbank Glendale Pasadena Airport to San Francisco International Airport, on January 02, 2017. Passengers were flying aboard a Boeing 737-700. See all the flights for WN4740.
SWA4740 (SFO-KDEN)
This Southwest Airlines flight traveled from San Francisco International Airport to Denver International Airport, on January 02, 2017. Passengers were flying aboard a Boeing 737-700. See all the flights for WN4740.

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".