WN1143 · SWA1143

SWA1143 over the last 30 days

As of 2026-10-27

SWA1143 is operated by Southwest Airlines on the route Denver International Airport (DEN/KDEN) → Baltimore/Washington International Thurgood Marshall Airport (BWI/KBWI). It usually takes off around 22:16 UTC (16:16 local time, DEN). It usually lands around 01:09 UTC (21:09 local time, BWI). Most frequent aircraft type: BOEING 737 MAX 8 (B38M).

Days with an observed flight (last 30 days)

24/30

Days of the week with an observed flight

Mon, Thu, Fri

Typical take-off

22:16 UTC · 16:16 local time (DEN)

Typical landing

01:09 UTC · 21:09 local time (BWI)

Typical time airborne

174 min

Median departure deviation from the usual time on this route

+5 min

Departures within 15 minutes of the usual time

64 %

Departures measured

118

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: 23
• BOEING 737-800 (B738) — Number of flights: 13
• BOEING 737-700 (B737) — Number of flights: 2

Aircraft in the last 7 days

• N8827Q · BOEING 737 MAX 8 2026-10-27
• N8985Q · BOEING 737 MAX 8 2026-10-26
• N8672F · BOEING 737-800 2026-10-24
• N8774Q · BOEING 737 MAX 8 2026-10-24
• N8735L · BOEING 737 MAX 8 2026-10-23
• N8992L · BOEING 737 MAX 8 2026-10-22

Related flights on this route

• All flights KDEN – KBWI