Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N438US - Boeing 737 4B7 - iAero Airways BBQ8368, Roanoke/Blacksburg Regional (Woodrum Field) (ROA) to Metro Oakland (OAK) - 4.1 mi away @ 34175 ft, heading W at 509 mph. Spotted for first time! [07:53:52 PM CST] #A542A9 #N438US #B734 #SWIFTFLIGHT #BBQ8368 #ADSB #ADSBbot