ASA9420

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

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

Departed

2026-09-24 18:23 UTC

Arrival

San Antonio International Airport (SAT) — San Antonio, United States

Distance flown

2946 km

Straight-line distance

2854 km

Approach distance

64 km

Registration

Type

Boeing 737 MAX 9

Seats

174 total (12 Business, 162 Economy)

Max altitude

41,025 ft

Max ground speed

487 kt

Tracked

3h 48m · 2,923 km

Altitude (ft, max 41,025)

Ground speed (kt, max 487)

Altitude (ft, max 41,025)

Ground speed (kt, max 487)

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
2026-09-24 18:23 UTC	ASA9420	SEA → SAT Seattle → San Antonio	N961AK	Boeing 737 MAX 9	Completed	2946 km
2026-09-16 18:26 UTC	ASA9420	SEA → SAT Seattle → San Antonio	N962AK	Boeing 737 MAX 9	Completed	3078 km
2026-08-30 19:30 UTC	ASA9420	SEA → OKC Seattle → Oklahoma City	N538AS	Boeing 737-800	Completed	2640 km
2026-08-28 15:30 UTC	ASA9420	SEA → GSO Seattle → Greensboro	N705AL	Boeing 737 MAX 9	Completed	4004 km
2026-08-20 20:10 UTC	ASA9420	SEA → SAT Seattle → San Antonio	N954AK	Boeing 737 MAX 9	Completed	3758 km
2026-08-12 23:58 UTC	ASA9420	AUS → GSO Austin → Greensboro	N283AK	Boeing 737-900	Completed	2151 km
2026-08-10 19:31 UTC	ASA9420	? → GSO ? → Greensboro	N577AS	Boeing 737-800	Completed	0 km
2026-08-10 19:26 UTC	ASA9420	? → ?	N577AS	Boeing 737-800	Completed	18 km