ASA603

Flight number

ASA603

Airline

Alaska Airlines (ASA)

Route

Phoenix Sky Harbor International Airport (PHX/KPHX) → Seattle–Tacoma International Airport (SEA/KSEA)

Observed take-off

2026-09-22 16:54 UTC

Observed landing

2026-09-22 19:30 UTC

Aircraft

N461AS · BOEING 737-900

Positions recorded

3519

Source: observations by the map.flights community network of ADS-B receivers; times in UTC.