AS542 · ASA542

ASA542 over the last 30 days

As of 2026-10-29

ASA542 is operated by Alaska Airlines on the route Seattle–Tacoma International Airport (SEA/KSEA) → Dallas Fort Worth International Airport (DFW/KDFW). It usually takes off around 01:20 UTC (18:20 local time, SEA). It usually lands around 04:46 UTC (23:46 local time, DFW). Most frequent aircraft type: BOEING 737-900 (B739).

Days with an observed flight (last 30 days)

22/30

Days of the week with an observed flight

Mon, Tue, Wed, Thu, Fri, Sun

Typical take-off

01:20 UTC · 18:20 local time (SEA)

Typical landing

04:46 UTC · 23:46 local time (DFW)

Typical time airborne

204 min

Median departure deviation from the usual time on this route

+4 min

Departures within 15 minutes of the usual time

77 %

Departures measured

90

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: 21
• BOEING 737 MAX 9 (B39M) — Number of flights: 11
• BOEING 737-800 (B738) — Number of flights: 1

Aircraft in the last 7 days

• N273AK · BOEING 737-900 2026-10-29
• N277AK · BOEING 737-900 2026-10-27
• N731AL · BOEING 737 MAX 9 2026-10-26
• N588AS · BOEING 737-800 2026-10-24
• N952AK · BOEING 737 MAX 9 2026-10-23

Related flights on this route

• All flights KSEA – KDFW