AS580 · ASA580

ASA580 over the last 30 days

As of 2026-10-26

ASA580 is operated by Alaska Airlines on the route San Francisco International Airport (SFO/KSFO) → Seattle–Tacoma International Airport (SEA/KSEA). It usually takes off around 18:18 UTC (11:18 local time, SFO). It usually lands around 19:59 UTC (12:59 local time, SEA). Most frequent aircraft type: BOEING 737-900 (B739).

Days with an observed flight (last 30 days)

27/30

Days of the week with an observed flight

Mon, Tue, Wed, Thu, Fri, Sat, Sun

Typical take-off

18:18 UTC · 11:18 local time (SFO)

Typical landing

19:59 UTC · 12:59 local time (SEA)

Typical time airborne

95 min

Median departure deviation from the usual time on this route

+6 min

Departures within 15 minutes of the usual time

61 %

Departures measured

172

Our measurement against the usual departure time of the route, from our own observations over the last 28 days; the figures cover all flights of this airline on the route.

Aircraft types on this flight (last 30 days)

• BOEING 737-900 (B739) — Number of flights: 22
• BOEING 737 MAX 9 (B39M) — Number of flights: 16
• BOEING 737-800 (B738) — Number of flights: 4

Aircraft in the last 7 days

• N969AK · BOEING 737 MAX 9 2026-10-26
• N423AS · BOEING 737-900 2026-10-25
• N253AK · BOEING 737-900 2026-10-24
• N214AK · BOEING 737-900 2026-10-23
• N492AS · BOEING 737-900 2026-10-22
• N935AK · BOEING 737 MAX 9 2026-10-21

Related flights on this route

• All flights KSFO – KSEA