AS1303 · ASA1303

ASA1303 over the last 30 days

As of 2026-10-29

ASA1303 is operated by Alaska Airlines on the route Seattle–Tacoma International Airport (SEA/KSEA) → Mineta San Jose International Airport (SJC/KSJC). It usually takes off around 01:08 UTC (18:08 local time, SEA). It usually lands around 02:53 UTC (19:53 local time, SJC). Most frequent aircraft type: BOEING 737-900 (B739).

Days with an observed flight (last 30 days)

30/30

Days of the week with an observed flight

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

Typical take-off

01:08 UTC · 18:08 local time (SEA)

Typical landing

02:53 UTC · 19:53 local time (SJC)

Typical time airborne

101 min

Median departure deviation from the usual time on this route

+4 min

Departures within 15 minutes of the usual time

76 %

Departures measured

128

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: 13
• BOEING 737 MAX 9 (B39M) — Number of flights: 11
• BOEING 737-800 (B738) — Number of flights: 5

Aircraft in the last 7 days

• N263AK · BOEING 737-900 2026-10-29
• N251AK · BOEING 737-900 2026-10-28
• N434AS · BOEING 737-900 2026-10-27
• N419AS · BOEING 737-900 2026-10-26
• N535AS · BOEING 737-800 2026-10-25
• N492AS · BOEING 737-900 2026-10-24

Related flights on this route

• All flights KSEA – KSJC