#A4BFC1
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ke0opr.bsky.social
ICAO: #A4BFC1
Owner: #UMBBANKNA
Flt: #FFT3107 #N405FR #A20N #TLS-#YYR
Time: 2026-09-29 13:04:17 CDT
Min Alt: 28025 ft
Min Dist: 99.7 nm (-1deg N)
Squawk: #1141
#adsb #planefence by kx1t sdr-e adsbexchange flightaware faa
September 29, 2026 at 6:27 PM
abovestlouis.com
🇺🇸 N405FR - FRONTIER AIRLINES INC. FFT4567/F94567, St Louis Lambert (STL) to Denver (DEN) - 3.5 mi away @ 8600 ft, heading SW at 341 mph. Spotted 6x before. [08:27:33 PM CDT] #A4BFC1 #N405FR #A20N #FFT4567 #F94567 #TakingOff #Departure #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
August 18, 2026 at 1:27 AM
abovestlouis.com
🇺🇸 N405FR - Frontier Airlines FFT3302/F93302, Denver (DEN) to St Louis Lambert (STL) - 3.3 mi away @ 8250 ft, heading E at 337 mph. Spotted 5x before. [07:12:31 PM CDT] #A4BFC1 #N405FR #A20N #FRONTIER_FLIGHT #FFT3302 #F93302 #Landing #Arrival #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
August 18, 2026 at 12:12 AM
ke0opr.bsky.social
ICAO: #A4BFC1
Owner: #UMBBANKNA
Flt: #N405FR #A20N #TLS-#YYR
Time: 2026-08-17 13:23:33 CDT
Min Alt: 29025 ft
Min Dist: 163.73 nm (-38deg NW)

#adsb #planefence by kx1t sdr-e adsbexchange flightaware faa
August 17, 2026 at 6:30 PM
abovestlouis.com
🇺🇸 N405FR - FRONTIER AIRLINES INC. FFT3177/F93177, Detroit Metro Wayne County (DTW) to Dallas-Fort Worth (DFW) - 4.5 mi away @ 36125 ft, heading SW at 513 mph. Spotted 4x before. [10:46:07 AM CDT] #A4BFC1 #N405FR #A20N #FFT3177 #F93177 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
August 13, 2026 at 3:46 PM
abovestlouis.com
🇺🇸 N405FR - FRONTIER AIRLINES INC. FFT4567/F94567, St Louis Lambert (STL) to Denver (DEN) - 3.5 mi away @ 14800 ft, heading WNW at 385 mph. Spotted 3x before. [09:03:56 PM CDT] #A4BFC1 #N405FR #A20N #FFT4567 #F94567 #TakingOff #Departure #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
August 11, 2026 at 2:04 AM
abovestlouis.com
🇺🇸 N405FR - Frontier Airlines FFT3302/F93302, Denver (DEN) to St Louis Lambert (STL) - 3.3 mi away @ 8650 ft, heading E at 310 mph. Spotted 2x before. [07:17:59 PM CDT] #A4BFC1 #N405FR #A20N #FRONTIER_FLIGHT #FFT3302 #F93302 #Landing #Arrival #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
August 11, 2026 at 12:18 AM
ke0opr.bsky.social
ICAO: #A4BFC1
Owner: #FRONTIERAIRLINES
Flt: #FFT4828 #N405FR #A20N #DEN-#MCI
Time: 2026-08-10 12:41:17 CDT
Min Alt: 28675 ft
Min Dist: 141.9 nm (10deg N)

#adsb #planefence by kx1t sdr-e adsbexchange flightaware faa
August 10, 2026 at 5:54 PM
abovestlouis.com
🇺🇸 N405FR - FRONTIER AIRLINES INC. FFT4567/F94567, St Louis Lambert (STL) to Denver (DEN) - 3.4 mi away @ 13500 ft, heading WNW at 429 mph. Spotted once before. [08:42:37 PM CDT] #A4BFC1 #N405FR #A20N #FFT4567 #F94567 #Landing #Departure #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
July 24, 2026 at 1:42 AM
ke0opr.bsky.social
ICAO: #A4BFC1
Owner: #FRONTIERAIRLINES
Flt: #FFT4828 #N405FR #A20N #DEN-#MCI
Time: 2026-07-18 12:13:33 CDT
Min Alt: 29950 ft
Min Dist: 140.98 nm (9deg N)

#adsb #planefence by kx1t sdr-e adsbexchange flightaware faa
July 18, 2026 at 5:22 PM
ke0opr.bsky.social
ICAO: #A4BFC1
Owner: #UMBBANKNA
Flt: #N405FR #A20N #TLS-#YYR
Time: 2026-07-13 11:01:01 CDT
Min Alt: 27900 ft
Min Dist: 142.11 nm (159deg SSE)

#adsb #planefence by kx1t sdr-e adsbexchange flightaware faa
July 13, 2026 at 4:08 PM
abovebelmont.bsky.social
#Planefence ICAO: #A4BFC1
Flt: #FFT3057 #FRONTIERAIRLINES #BOS - #RDU
First seen: 2025-12-21 12:01:12 EST
Min Alt: 4450 ft MSL
Min Dist: 1.64 nm
#adsb #planefence by kx1t - airplanes.live - planefence
December 21, 2025 at 5:05 PM
kx1t-test.bsky.social
#ICAO: #A4BFC1
Owner: #FRONTIER AIRLINES
Flt: #FFT3057 #N405FR #A20N #BOS-RDU
Time: 2025-12-21 12:02:49 EST
Min Alt: 9375 ft
Min Dist: 4.7 nm (159° SSE)
#dev #adsb #planefence by kx1t -•sdr-e•airplanes•flightaware•faa
December 21, 2025 at 5:46 PM
abovemedford.bsky.social
#Planefence ICAO: #A4BFC1
Flt: #FFT3057 #FRONTIERAIRLINES #BOS - #RDU
First seen: 2025-12-21 12:00:40 EST
Min Alt: 2925 ft MSL
Min Dist: 0.25 mi
#adsb #planefence by kx1t - adsbexchange - planefence
December 21, 2025 at 5:07 PM
abovestlouis.com
🇺🇸 N405FR - Frontier Airlines FFT3302/F93302, Denver (DEN) to St Louis Lambert (STL) - 3.2 mi away @ 8425 ft, heading E at 316 mph. Spotted for first time! [07:08:44 PM CDT] #A4BFC1 #N405FR #A20N #FRONTIER_FLIGHT #FFT3302 #F93302 #Landing #Arrival #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
May 10, 2026 at 12:08 AM