ICAO: A85FB8
Owner: FRONTIERAIRLINES
Flt: FFT3057 N639FR A21N BOS-RDU
Time: 2026-04-06 12:56:21 EDT
Min Alt: 3550 ft
Min Dist: 0.2 mi (163deg SSE)
adsb planefence by kx1t - planefence adsbexchange flightaware faa
ICAO: A85FB8
Owner: FRONTIERAIRLINES
Flt: FFT3057 N639FR A21N BOS-RDU
Time: 2026-04-06 12:56:41 EDT
Min Alt: 4650 ft
Min Dist: 1.8 nm (99deg E)
airplanes flightaware faa
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N639FR - Airbus A321 271NXSL - Frontier Airlines FFT3238/F93238, Harry Reid (LAS) to John F Kennedy (JFK) - 4.8 mi away @ 38725 ft, heading E at 534 mph. Spotted 13x before! [02:08:58 AM CDT] #A85FB8 #N639FR #A21N #FRONTIER_FLIGHT #FFT3238 #F93238 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N639FR - Airbus A321 271NXSL - Frontier Airlines FFT4473/F94473, Hartsfield - Jackson Atlanta (ATL) to St Louis Lambert (STL) - 3.3 mi away @ 3275 ft, heading NNE at 231 mph. Spotted 12x before! [02:39:42 PM CDT] #A85FB8 #N639FR #A21N #FRONTIER_FLIGHT #FFT4473 #F94473 #Landing #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N639FR - Airbus A321 271NXSL - Frontier Airlines FFT1842/F91842, Austin-Bergstrom (AUS) to Philadelphia (PHL) - 4.7 mi away @ 39500 ft, heading ENE at 571 mph. Spotted 11x before! [09:04:49 PM CDT] #A85FB8 #N639FR #A21N #FRONTIER_FLIGHT #FFT1842 #F91842 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N639FR - Airbus A321 271NXSL - Frontier Airlines FFT1868/F91868, Des Moines (DSM) to Orlando (MCO) - 4.8 mi away @ 39000 ft, heading SE at 563 mph. Spotted 10x before! [07:53:53 PM CDT] #A85FB8 #N639FR #A21N #FRONTIER_FLIGHT #FFT1868 #F91868 #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N639FR - Airbus A321 271NXSL - Frontier Airlines FFT3641/F93641 - 3.5 mi away @ 16700 ft, heading WNW at 358 mph. Spotted 9x before! [08:32:40 PM CST] #A85FB8 #N639FR #A21N #FRONTIER_FLIGHT #FFT3641 #F93641 #ADSB #ADSBbot
