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

🇺🇸 N959NK - Airbus A320 271NSL - Spirit Airlines NKS484/NK484, Chicago O'Hare (ORD) to Dallas-Fort Worth (DFW) - 4.1 mi away @ 33700 ft, heading SW at 534 mph. Spotted 8x before! [10:43:02 PM CDT] #AD574C #N959NK #A20N #SPIRIT_WINGS #NKS484 #NK484 #ADSB #ADSBbot

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

🇺🇸 N959NK - Airbus A320 271NSL - Spirit Airlines NKS274/NK274, George Bush Intcntl/Houston (IAH) to Newark Liberty (EWR) - 4.2 mi away @ 37275 ft, heading ENE at 680 mph. Spotted 7x before! [10:27:18 AM CST] #AD574C #N959NK #A20N #SPIRIT_WINGS #NKS274 #NK274 #ADSB #ADSBbot