ICAO: AB148B
Owner: ALASKA AIRLINES
Flt: ASA389 N813AK B38M BOS-SAN
Time: 2026-01-28 16:34:59 EST
Min Alt: 3725 ft
Min Dist: 0.5 mi (0° N)
adsb planefence by kx1t -•planefence•adsbexchange•flightaware•faa

ICAO: AB148B
Owner: ALASKA AIRLINES
Flt: ASA358 N813AK B38M PDX-BOS
Time: 2026-01-28 14:46:26 EST
Min Alt: 9475 ft
Min Dist: 0.99 nm (20° 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.

🇺🇸 N813AK - BOEING 737 MAX 8 - Alaska Airlines ASA5/AS5, Ronald Reagan Washington Ntl (DCA) to Los Angeles (LAX) - 4.2 mi away @ 36175 ft, heading W at 451 mph. Spotted for first time! [11:12:41 AM CST] #AB148B #N813AK #B38M #ALASKA #ASA5 #AS5 #ADSB #ADSBbot

A Boeing 777F in flight

An unpainted Boeing 737 in flight

A Boeing 737 in flight

A Boeing 777x in flight

More recent Boeing test flights over Edmonds: an Atlas Air 777F (reg #N712GT), Alaska 737 Max 8 (reg #N813AK), Akasa Air 737 Max 8-200 (reg #VT-YBE) and a 777X testbed (reg #N779XY)