WN4084 · SWA4084

SWA4084 over the last 30 days

As of 2026-10-25

SWA4084 is operated by Southwest Airlines on the route Phoenix Sky Harbor International Airport (PHX/KPHX) → St. Louis Lambert International Airport (STL/KSTL). It usually takes off around 12:07 UTC (05:07 local time, PHX). It usually lands around 14:33 UTC (09:33 local time, STL). Most frequent aircraft type: BOEING 737 MAX 8 (B38M).

Days with an observed flight (last 30 days)

7/30

Days of the week with an observed flight

Sun

Typical take-off

12:07 UTC · 05:07 local time (PHX)

Typical landing

14:33 UTC · 09:33 local time (STL)

Typical time airborne

145 min

Median departure deviation from the usual time on this route

+4 min

Departures within 15 minutes of the usual time

71 %

Departures measured

95

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 MAX 8 (B38M) — Number of flights: 7
• BOEING 737-800 (B738) — Number of flights: 2

Aircraft in the last 7 days

• N8812Q · BOEING 737 MAX 8 2026-10-25

Related flights on this route

• All flights KPHX – KSTL