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

🇺🇸 N29717 - Boeing 737NG 724/W - United Airlines UAL490K/UA490K (YYZ-ORD-SAT) - 4.8 mi away @ 40300 ft, heading SW at 550 mph. Spotted 31x before! [10:11:18 AM CDT] #A31216 #N29717 #B737 #UNITED #UAL490K #UA490K #ADSB #ADSBbot

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

🇺🇸 N24702 - Boeing 737NG 724/W - United Airlines UAL490K/UA490K (YYZ-ORD-SAT) - 4.6 mi away @ 40000 ft, heading SW at 530 mph. Spotted 15x before! [10:12:21 AM CDT] #A24C73 #N24702 #B737 #UNITED #UAL490K #UA490K #ADSB #ADSBbot