645

SEA → SEA · Boeing 737 MAX 9 · Alaska Airlines

Flight

Status

Completed

Arrival confirmed via

ADS-B (callsign change)

Departure

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

Departed

2026-09-24 19:55 UTC

Arrival

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

Distance flown

2 km

Approach distance

2 km

Registration

Type

Boeing 737 MAX 9

Max ground speed

23 kt

Tracked

10m · 2 km

Ground speed (kt, max 23)

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)

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-09-24 19:55 UTC	645	SEA → SEA Seattle → Seattle	N729AL	Boeing 737 MAX 9	Completed	~3 km est. (2 km recorded)
2026-09-17 18:31 UTC	645	SEA → SEA Seattle → Seattle	N921AK	Boeing 737 MAX 9	Completed	~2 km est. (2 km recorded)