ICAO: A4FDDB
Owner: REPUBLICAIRLINES
Flt: RPA4358 N420YX E75L ORD-BOS-#ORD
Time: 2026-04-03 09:15:56 EDT
Min Alt: 8225 ft
Min Dist: 0.99 nm (20deg NNE)
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ICAO: A4FDDB
Owner: REPUBLICAIRLINES
Flt: RPA4642 N420YX E75L CMH-BOS
Time: 2026-03-29 08:56:46 EDT
Min Alt: 8025 ft
Min Dist: 0.99 nm (20deg NNE)
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ICAO: A4FDDB
Owner: REPUBLICAIRLINES
Flt: RPA4642 N420YX E75L CMH-BOS
Time: 2026-03-27 09:19:36 EDT
Min Alt: 9150 ft
Min Dist: 0.98 nm (21deg NNE)
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ICAO: A4FDDB
Owner: REPUBLICAIRLINES
Flt: RPA4389 N420YX E75L BOS-CMH-#BOS
Time: 2026-03-20 13:42:18 EDT
Min Alt: 8550 ft
Min Dist: 0.99 nm (13deg NNE)
Squawk: 6677
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ICAO: A4FDDB
Owner: REPUBLICAIRLINES
Flt: RPA4414 N420YX E75L BOS-JFK
Time: 2026-03-17 21:59:48 EDT
Min Alt: 4475 ft
Min Dist: 1.7 nm (104deg ESE)
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ICAO: A4FDDB
Owner: REPUBLICAIRLINES
Flt: RPA4414 N420YX E75L BOS-JFK
Time: 2026-03-17 21:59:24 EDT
Min Alt: 3725 ft
Min Dist: 0.14 mi (-155deg SSW)
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ICAO: A4FDDB
Owner: REPUBLICAIRLINES
Flt: RPA4716 N420YX E75L IND-BOS
Time: 2026-03-07 08:46:36 EST
Min Alt: 8900 ft
Min Dist: 0.98 nm (18deg NNE)
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ICAO: A4FDDB
Owner: REPUBLICAIRLINES
Flt: RPA4368 N420YX E75L IND-BOS
Time: 2026-03-06 14:03:40 EST
Min Alt: 8700 ft
Min Dist: 0.99 nm (18deg NNE)
Squawk: 4054
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ICAO: A4FDDB
Owner: REPUBLICAIRLINES
Flt: RPA4368 N420YX E75L IND-BOS
Time: 2026-03-01 13:49:58 EST
Min Alt: 8900 ft
Min Dist: 1.01 nm (33deg NNE)
Squawk: 3525
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ICAO: A4FDDB
Owner: REPUBLICAIRLINES
Flt: RPA4349 N420YX E75L ORD-BUF-#ORD
Time: 2026-02-28 14:58:57 EST
Min Alt: 4900 ft
Min Dist: 0.05 mi (69deg ENE)
Squawk: 5613
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ICAO: A4FDDB
Owner: REPUBLICAIRLINES
Flt: RPA4689 N420YX E75L DCA-JAX-#DCA
Time: 2026-02-16 09:17:31 EST
Min Alt: 8925 ft
Min Dist: 0.99 nm (20deg NNE)
Squawk: 3166
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ICAO: A4FDDB
Owner: REPUBLICAIRLINES
Flt: RPA4728 N420YX # DCA-PWM-#DCA
Time: 2026-02-07 14:28:31 EST
Min Alt: 375 ft
Min Dist: 1.93 nm (102deg ESE)
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Planefence ICAO: A4FDDB
Flt: RPA4620 REPUBLICAIRLINES LGA - RIC
First seen: 2026-01-16 16:37:14 EST
Min Alt: 4825 ft MSL
Min Dist: 1.74 nm
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Planefence ICAO: A4FDDB
Flt: RPA4620 REPUBLICAIRLINES LGA - RIC
First seen: 2026-01-16 16:36:34 EST
Min Alt: 3600 ft MSL
Min Dist: 0.08 mi
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Planefence ICAO: A4FDDB
Flt: RPA4503 REPUBLICAIRLINES DCA - PWM
First seen: 2026-01-07 19:49:58 EST
Min Alt: 4075 ft MSL
Min Dist: 1.34 nm
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Planefence ICAO: A4FDDB
Flt: RPA4503 REPUBLICAIRLINES DCA - PWM
First seen: 2026-01-07 19:49:22 EST
Min Alt: 3225 ft MSL
Min Dist: 0.21 mi
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Planefence ICAO: A4FDDB
Flt: RPA4585 REPUBLICAIRLINES BOS - IND
First seen: 2026-01-01 19:42:03 EST
Min Alt: 4300 ft MSL
Min Dist: 0.16 mi
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ICAO: A4FDDB
Owner: REPUBLIC AIRLINES
Flt: RPA4421 N420YX E75L BOS-IND-BOS
Time: 2026-01-01 16:50:38 EST
Min Alt: 9475 ft
Min Dist: 0.99 nm (18° NNE)
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ICAO: A4FDDB
Owner: REPUBLIC AIRLINES
Flt: RPA4649 N420YX E75L BOS-ORD
Time: 2025-12-30 17:26:26 EST
Min Alt: 11725 ft
Min Dist: 4.2 nm (18° NNE)
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Planefence ICAO: A4FDDB
Flt: RPA4649 REPUBLICAIRLINES PHL - ATL
First seen: 2025-12-30 17:23:00 EST
Min Alt: 3525 ft MSL
Min Dist: 0.64 mi
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ICAO: A4FDDB
Owner: REPUBLIC AIRLINES
Flt: RPA4663 N420YX E75L BOS-CVG-BOS
Time: 2025-12-30 14:51:05 EST
Min Alt: 9575 ft
Min Dist: 0.99 nm (23° NNE)
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ICAO: A4FDDB
Owner: REPUBLIC AIRLINES
Flt: RPA4663 N420YX E75L BOS-CVG-BOS
Time: 2025-12-30 10:04:11 EST
Min Alt: 8975 ft
Min Dist: 4.9 nm (136° SE)
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Planefence ICAO: A4FDDB
Flt: RPA4663 REPUBLICAIRLINES CMH - DCA
First seen: 2025-12-30 10:02:10 EST
Min Alt: 4400 ft MSL
Min Dist: 0.59 mi
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Planefence ICAO: A4FDDB
Flt: RPA4579 REPUBLICAIRLINES ATL - LGA
First seen: 2025-12-14 18:12:13 EST
Min Alt: 4275 ft MSL
Min Dist: 1.37 nm
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Planefence ICAO: A4FDDB
Flt: RPA4579 REPUBLICAIRLINES ATL - LGA
First seen: 2025-12-14 18:11:36 EST
Min Alt: 3325 ft MSL
Min Dist: 0.19 mi
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Planefence ICAO: A4FDDB
Flt: RPA4579 REPUBLICAIRLINES ATL - LGA
First seen: 2025-12-04 17:56:00 EST
Min Alt: 3900 ft MSL
Min Dist: 0.19 mi
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Planefence ICAO: A4FDDB
Flt: RPA4721 REPUBLICAIRLINES CLE - PHL
First seen: 2025-12-04 12:18:35 EST
Min Alt: 4575 ft MSL
Min Dist: 1.67 nm
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Planefence ICAO: A4FDDB
Flt: RPA4721 REPUBLICAIRLINES CLE - PHL
First seen: 2025-12-04 12:17:53 EST
Min Alt: 2900 ft MSL
Min Dist: 0.08 mi
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Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N420YX - Embraer EMB-175 LR - American Eagle RPA4695/YX4695, Northwest Arkansas Ntl (XNA) to Laguardia (LGA) - 3.6 mi away @ 31225 ft, heading ENE at 606 mph. Spotted 23x before! [07:48:40 AM CST] #A4FDDB #N420YX #E75L #BRICKYARD #RPA4695 #YX4695 #autopilot #ADSB #ADSBbot
