ICAO: A25B3F
Owner: ALASKA AIRLINES
Flt: ASA306 N251AK B739 SEA-BOS-SEA
Time: 2025-12-09 16:38:51 EST
Min Alt: 9725 ft
Min Dist: 1.01 nm (25° NNE)
Loudness: 1 dB
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa
ICAO: A25B3F
Owner: ALASKA AIRLINES
Flt: ASA249 N251AK B739 SFO-BOS
Time: 2025-10-19 15:29:02 EDT
Min Alt: 10200 ft
Min Dist: 6.88 km (-65° WNW)
Loudness: -1 dB
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa
ICAO: A25B3F
Owner: ALASKA AIRLINES
Flt: ASA249 N251AK B739 SFO-BOS
Time: 2025-10-19 15:34:09 EDT
Min Alt: 5925 ft
Min Dist: 2.3 km (77° ENE)
Loudness: -1 dB
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa
ICAO: A25B3F
Owner: ALASKA AIRLINES
Flt: ASA249 N251AK B739 SFO-BOS
Time: 2025-10-19 15:34:14 EDT
Min Alt: 5925 ft
Min Dist: 2.53 km (82° E)
Loudness: 0 dB
dev adsb planefence by kx1t -•sdr-e•airplanes•flightaware•faa
ICAO: A25B3F
Owner: ALASKA AIRLINES
Flt: ASA249 N251AK B739 SFO-BOS
Time: 2025-10-12 17:21:00 EDT
Min Alt: 5750 ft
Min Dist: 9.5 km (62° ENE)
Loudness: 0 dB
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.
🇺🇸 N251AK - Boeing 737NG 990ER/W - Alaska Airlines ASA473/AS473, St Louis Lambert (STL) to Seattle-Tacoma (SEA) - 3.4 mi away @ 13775 ft, heading NW at 436 mph. Spotted 10x before! [06:20:46 AM CDT] #A25B3F #N251AK #B739 #ALASKA #ASA473 #AS473 #TakingOff #Departure #ADSB #ADSBbot
Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N251AK - Boeing 737NG 990ER/W - Alaska Airlines ASA473/AS473, St Louis Lambert (STL) to Seattle-Tacoma (SEA) - 3.4 mi away @ 13150 ft, heading NW at 389 mph. Spotted 9x before! [06:26:48 AM CDT] #A25B3F #N251AK #B739 #ALASKA #ASA473 #AS473 #TakingOff #Departure #ADSB #ADSBbot
Planefence ICAO: A25B3F
Flt: ASA459 ALASKAAIRLINES BOS - SEA
First seen: 2025-08-31 07:31:00 EDT
Min Alt: 1775 ft MSL
Min Dist: 0.32 mi
adsb planefence by kx1t - adsbexchange - planefence
Planefence ICAO: A25B3F
Flt: ASA548 ALASKAAIRLINES MZT - SFO
First seen: 2025-05-24 20:06:17 EDT
Min Alt: 2350 ft MSL
Min Dist: 0.38 mi
adsb planefence by kx1t - adsbexchange - planefence
