WN4284 · SWA4284

SWA4284 over the last 30 days

As of 2026-10-25

SWA4284 is operated by Southwest Airlines on the route St. Louis Lambert International Airport (STL/KSTL) → Baltimore/Washington International Thurgood Marshall Airport (BWI/KBWI). It usually takes off around 10:42 UTC (05:42 local time, STL). It usually lands around 12:19 UTC (08:19 local time, BWI). Most frequent aircraft type: BOEING 737-700 (B737).

Days with an observed flight (last 30 days)

8/30

Days of the week with an observed flight

Sun

Typical take-off

10:42 UTC · 05:42 local time (STL)

Typical landing

12:19 UTC · 08:19 local time (BWI)

Typical time airborne

98 min

Median departure deviation from the usual time on this route

+2 min

Departures within 15 minutes of the usual time

80 %

Departures measured

83

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 737-700 (B737) — Number of flights: 4
• BOEING 737 MAX 8 (B38M) — Number of flights: 2
• BOEING 737-800 (B738) — Number of flights: 2

Aircraft in the last 7 days

• N8649A · BOEING 737-800 2026-10-25
• N228WN · BOEING 737-700 2026-10-24

Related flights on this route

• All flights KSTL – KBWI