WN4703 · SWA4703

SWA4703 over the last 30 days

As of 2026-10-26

SWA4703 is operated by Southwest Airlines on the route Miami International Airport (MIA/KMIA) → Baltimore/Washington International Thurgood Marshall Airport (BWI/KBWI). It usually takes off around 10:30 UTC (06:30 local time, MIA). It usually lands around 12:38 UTC (08:38 local time, BWI). Most frequent aircraft type: BOEING 737 MAX 8 (B38M).

Days with an observed flight (last 30 days)

18/30

Days of the week with an observed flight

Mon, Thu, Fri, Sat

Typical take-off

10:30 UTC · 06:30 local time (MIA)

Typical landing

12:38 UTC · 08:38 local time (BWI)

Typical time airborne

127 min

Median departure deviation from the usual time on this route

+1 min

Departures within 15 minutes of the usual time

86 %

Departures measured

42

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: 16
• BOEING 737-800 (B738) — Number of flights: 2

Aircraft in the last 7 days

• N8904L · BOEING 737 MAX 8 2026-10-26
• N1801U · BOEING 737 MAX 8 2026-10-24
• N8697C · BOEING 737-800 2026-10-23
• N8986Q · BOEING 737 MAX 8 2026-10-22

Related flights on this route

• All flights KMIA – KBWI