ASA9423

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

Seattle Tacoma International Airport (SEA) — Seattle, United States

Departed

2026-09-17 18:07 UTC

Arrival

Piedmont Triad International Airport (GSO) — Greensboro, United States

Distance flown

4002 km

Straight-line distance

3681 km

Approach distance

71 km

Registration

Type

Boeing 737 MAX 9

Seats

138 total (9 First, 8 Business, 21 Premium Economy, 100 Economy)

Max altitude

41,025 ft

Max ground speed

501 kt

Tracked

4h 45m · 3,777 km

Altitude (ft, max 41,025)

Ground speed (kt, max 501)

Altitude (ft, max 41,025)

Ground speed (kt, max 501)

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Alaska Airlines (ASA)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-01 15:14 UTC	ASA9423	SEA → GSO Seattle → Greensboro	N530AS	Boeing 737-800	Completed	3849 km
2026-09-17 18:07 UTC	ASA9423	SEA → GSO Seattle → Greensboro	N915AK	Boeing 737 MAX 9	Completed	4002 km
2026-09-03 17:48 UTC	ASA9423	SEA → GSO Seattle → Greensboro	N956AK	Boeing 737 MAX 9	Completed	3925 km
2026-09-01 17:32 UTC	ASA9423	SEA → OKC Seattle → Oklahoma City	N564AS	Boeing 737-800	Completed	2656 km
2026-08-19 15:17 UTC	ASA9423	SEA → OKC Seattle → Oklahoma City	N644AS	Boeing 737-700	Completed	4346 km