ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4414 N439YX E75L BOS-JFK
Time: 2026-04-05 23:37:02 EDT
Min Alt: 4550 ft
Min Dist: 0.4 mi (-121deg WSW)
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4389 N439YX E75L
Time: 2026-03-29 14:04:59 EDT
Min Alt: 7925 ft
Min Dist: 0.99 nm (19deg NNE)
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4806 N439YX E75L ROC-BOS
Time: 2026-03-29 07:47:45 EDT
Min Alt: 7925 ft
Min Dist: 1.1 nm (47deg NE)
Squawk: 4170
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4771 N439YX E75L BOS-ROC
Time: 2026-03-28 20:04:39 EDT
Min Alt: 4850 ft
Min Dist: 0.8 mi (-17deg NNW)
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4409 N439YX E75L ORD-BOS
Time: 2026-03-21 11:07:50 EDT
Min Alt: 9300 ft
Min Dist: 1.01 nm (32deg NNE)
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4389 N439YX E75L BOS-CMH-#BOS
Time: 2026-03-18 14:28:43 EDT
Min Alt: 8725 ft
Min Dist: 1.6 nm (26deg NNE)
dev adsb planefence by kx1t - sdr-e airplanes flightaware faa
ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4663 N439YX E75L DTW-DCA
Time: 2026-03-14 16:02:55 EDT
Min Alt: 9175 ft
Min Dist: 0.99 nm (21deg NNE)
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4756 N439YX E75L ORD-BOS
Time: 2026-03-14 10:19:45 EDT
Min Alt: 8800 ft
Min Dist: 0.99 nm (19deg NNE)
dev adsb planefence by kx1t - sdr-e airplanes flightaware faa
ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4756 N439YX E75L ORD-BOS
Time: 2026-03-11 10:24:23 EDT
Min Alt: 9000 ft
Min Dist: 0.99 nm (24deg NNE)
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4761 N439YX E75L CVG-BOS
Time: 2026-02-28 16:04:35 EST
Min Alt: 8500 ft
Min Dist: 0.99 nm (22deg NNE)
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4756 N439YX E75L ORD-BOS
Time: 2026-02-27 10:25:06 EST
Min Alt: 8975 ft
Min Dist: 0.99 nm (21deg NNE)
Squawk: 6534
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4493 N439YX E75L STL-BOS
Time: 2026-02-16 15:05:01 EST
Min Alt: 8950 ft
Min Dist: 1 nm (27deg NNE)
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4600 N439YX E75L ORD-TVC
Time: 2026-02-16 08:05:42 EST
Min Alt: 8950 ft
Min Dist: 0.99 nm (20deg NNE)
dev adsb planefence by kx1t - sdr-e airplanes flightaware faa
ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4756 N439YX E75L PHL-STL
Time: 2026-02-15 10:08:02 EST
Min Alt: 8975 ft
Min Dist: 0.99 nm (24deg NNE)
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4648 N439YX E75L BOS-DCA
Time: 2026-02-09 16:40:34 EST
Min Alt: 4875 ft
Min Dist: 1.5 nm (111deg ESE)
airplanes flightaware faa
ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4648 N439YX E75L BOS-DCA
Time: 2026-02-09 16:40:15 EST
Min Alt: 4225 ft
Min Dist: 0.7 mi (-114deg WSW)
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4493 N439YX E75L
Time: 2026-02-09 15:14:53 EST
Min Alt: 9075 ft
Min Dist: 0.99 nm (27deg NNE)
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ICAO: A546C9
Owner: REPUBLICAIRLINES
Flt: RPA4728 N439YX E75L DCA-PWM-DCA
Time: 2026-02-02 18:21:59 EST
Min Alt: 28525 ft
Min Dist: 0.06 nm (-55deg NW)
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ICAO: A546C9
Owner: REPUBLIC AIRLINES
Flt: RPA4615 N439YX E75L CVG-BOS
Time: 2026-01-31 22:52:21 EST
Min Alt: 9025 ft
Min Dist: 0.99 nm (24° NNE)
Squawk: 6753
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ICAO: A546C9
Owner: REPUBLIC AIRLINES
Flt: RPA4687 N439YX E75L JFK-BOS-JFK
Time: 2026-01-31 15:45:16 EST
Min Alt: 4125 ft
Min Dist: 0.7 mi (-108° WSW)
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ICAO: A546C9
Owner: REPUBLIC AIRLINES
Flt: RPA4687 N439YX E75L JFK-BOS-JFK
Time: 2026-01-31 15:45:35 EST
Min Alt: 4900 ft
Min Dist: 1.46 nm (109° ESE)•airplanes•flightaware•faa
ICAO: A546C9
Owner: REPUBLIC AIRLINES
Flt: RPA4389 N439YX E75L BOS-CMH-BOS
Time: 2026-01-31 14:02:39 EST
Min Alt: 8975 ft
Min Dist: 1.1 nm (47° NE)
Squawk: 4014
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ICAO: A546C9
Owner: REPUBLIC AIRLINES
Flt: RPA4561 N439YX E75L BOS-PHL
Time: 2026-01-30 16:44:27 EST
Min Alt: 4525 ft
Min Dist: 0.3 mi (-133° SW)
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ICAO: A546C9
Owner: REPUBLIC AIRLINES
Flt: RPA4368 N439YX E75L IND-BOS
Time: 2026-01-30 15:11:04 EST
Min Alt: 9225 ft
Min Dist: 0.99 nm (24° NNE)
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa
ICAO: A546C9
Owner: REPUBLIC AIRLINES
Flt: RPA4727 N439YX E75L BOS-LGA
Time: 2026-01-29 20:13:45 EST
Min Alt: 3875 ft
Min Dist: 0.6 mi (104° ESE)
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ICAO: A546C9
Owner: REPUBLIC AIRLINES
Flt: RPA4727 N439YX E75L BOS-LGA
Time: 2026-01-29 20:14:11 EST
Min Alt: 4850 ft
Min Dist: 1.9 nm (96° E)•airplanes•flightaware•faa
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N439YX - Embraer EMB-175 LR - American Eagle RPA4472/YX4472 (LGA-XNA-LGA) - 5.1 mi away @ 34650 ft, heading ENE at 586 mph. Spotted 24x before. [05:39:35 PM CST] #A546C9 #N439YX #E75L #BRICKYARD #RPA4472 #YX4472 #autopilot #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N439YX - Embraer EMB-175 LR - American Eagle RPA4472/YX4472 (LGA-XNA-LGA) - 3.7 mi away @ 33450 ft, heading ENE at 682 mph. Spotted 23x before. [04:23:22 PM CST] #A546C9 #N439YX #E75L #BRICKYARD #RPA4472 #YX4472 #autopilot #ADSB #ADSBbot
ICAO: A546C9
Owner: REPUBLIC AIRLINES
Flt: RPA4786 N439YX E75L BOS-SDF-BOS
Time: 2026-01-04 12:31:47 EST
Min Alt: 9100 ft
Min Dist: 0.99 nm (23° NNE)
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N439YX - Embraer EMB-175 LR - American Eagle RPA4656/YX4656, Bill And Hillary Clinton Ntl/Adams Field (LIT) to Laguardia (LGA) - 4.0 mi away @ 32600 ft, heading NNE at 529 mph. Spotted 22x before. [09:20:16 AM CST] #A546C9 #N439YX #E75L #BRICKYARD #RPA4656 #YX4656 #autopilot #ADSB #ADSBbot
