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

🇺🇸 N722FR - Airbus A321 211SL - Frontier Airlines FFT2799/F92799, Chicago O'Hare (ORD) to Austin-Bergstrom (AUS) - 4.0 mi away @ 34375 ft, heading SW at 446 mph. Spotted 68x before. [05:59:49 PM CDT] #A9AB87 #N722FR #A321 #FRONTIER_FLIGHT #FFT2799 #F92799 #ADSB #ADSBbot

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

🇺🇸 N722FR - Airbus A321 211SL - Frontier Airlines FFT2636/F92636, St Louis Lambert (STL) to Orlando (MCO) - 3.3 mi away @ 7325 ft, heading SSW at 324 mph. Spotted 67x before. [05:56:39 PM CST] #A9AB87 #N722FR #A321 #FRONTIER_FLIGHT #FFT2636 #F92636 #TakingOff #Departure #ADSB #ADSBbot

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

🇺🇸 N722FR - Airbus A321 211SL - Frontier Airlines FFT1581/F91581, Richmond (RIC) to Denver (DEN) - 3.3 mi away @ 28700 ft, heading W at 467 mph. Spotted 66x before. [07:09:46 PM CST] #A9AB87 #N722FR #A321 #FRONTIER_FLIGHT #FFT1581 #F91581 #ADSB #ADSBbot

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

🇺🇸 N722FR - Airbus A321 211SL - Frontier Airlines FFT87/F987, Cancun (CUN) to St Louis Lambert (STL) - 3.4 mi away @ 3325 ft, heading NNE at 236 mph. Spotted 65x before! [01:16:26 PM CST] #A9AB87 #N722FR #A321 #FRONTIER_FLIGHT #FFT87 #F987 #Landing #Arrival #ADSB #ADSBbot

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

🇺🇸 N722FR - Airbus A321 211SL - Frontier Airlines FFT3241/F93241, Chicago O'Hare (ORD) to Dallas-Fort Worth (DFW) - 6.2 mi away @ 37975 ft, heading SW at 487 mph. Spotted 64x before! [06:34:04 PM CDT] #A9AB87 #N722FR #A321 #FRONTIER_FLIGHT #FFT3241 #F93241 #ADSB #ADSBbot