AS550 · ASA550

ASA550 over the last 30 days

As of 2026-10-30

ASA550 is operated by Alaska Airlines on the route Dallas Fort Worth International Airport (DFW/KDFW) → Seattle–Tacoma International Airport (SEA/KSEA). It usually takes off around 00:57 UTC (19:57 local time, DFW). It usually lands around 04:41 UTC (21:41 local time, SEA). Most frequent aircraft type: BOEING 737-800 (B738).

Days with an observed flight (last 30 days)

20/30

Days of the week with an observed flight

Mon, Wed, Thu, Fri, Sun

Typical take-off

00:57 UTC · 19:57 local time (DFW)

Typical landing

04:41 UTC · 21:41 local time (SEA)

Typical time airborne

222 min

Median departure deviation from the usual time on this route

+2 min

Departures within 15 minutes of the usual time

74 %

Departures measured

77

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 737-800 (B738) — Number of flights: 13
• BOEING 737 MAX 8 (B38M) — Number of flights: 9
• BOEING 737-900 (B739) — Number of flights: 3

Aircraft in the last 7 days

• N587AS · BOEING 737-800 2026-10-30
• N845AK · BOEING 737 MAX 8 2026-10-29
• N806AK · BOEING 737 MAX 8 2026-10-27
• N821AK · BOEING 737 MAX 8 2026-10-26
• N815AK · BOEING 737 MAX 8 2026-10-24

Related flights on this route

• All flights KDFW – KSEA