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

🇺🇸 N683NK - Airbus A321 231SL - Spirit Airlines NKS2598/NK2598, Baltimore/Washington Thurgood Marshall (BWI) to Los Angeles (LAX) - 4.3 mi away @ 35850 ft, heading W at 498 mph. Spotted 10x before! [10:00:08 PM CDT] #A90F92 #N683NK #A321 #SPIRIT_WINGS #NKS2598 #NK2598 #ADSB #ADSBbot

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

🇺🇸 N741NK - AIRBUS S A S A321-271NX - ALC A321 82024 LLC NKS2598/NK2598, Baltimore/Washington Thurgood Marshall (BWI) to Los Angeles (LAX) - 4.3 mi away @ 34900 ft, heading W at 477 mph. Spotted for first time! [10:11:21 PM CDT] #A9F777 #N741NK #A21N #NKS2598 #NK2598 #ADSB #ADSBbot