WN3987 · SWA3987

SWA3987 over the last 30 days

As of 2026-10-27

SWA3987 is operated by Southwest Airlines on the route Denver International Airport (DEN/KDEN) → Los Angeles International Airport (LAX/KLAX). It usually takes off around 04:01 UTC (22:01 local time, DEN). It usually lands around 05:58 UTC (22:58 local time, LAX). Most frequent aircraft type: BOEING 737-700 (B737).

Days with an observed flight (last 30 days)

18/30

Days of the week with an observed flight

Mon, Fri, Sat, Sun

Typical take-off

04:01 UTC · 22:01 local time (DEN)

Typical landing

05:58 UTC · 22:58 local time (LAX)

Typical time airborne

119 min

Median departure deviation from the usual time on this route

+1 min

Departures within 15 minutes of the usual time

72 %

Departures measured

47

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: 18
• BOEING 737 MAX 8 (B38M) — Number of flights: 9
• BOEING 737-800 (B738) — Number of flights: 3

Aircraft in the last 7 days

• N206WN · BOEING 737-700 2026-10-27
• N8319F · BOEING 737-800 2026-10-26
• N8905Q · BOEING 737 MAX 8 2026-10-24
• N225WN · BOEING 737-700 2026-10-24
• N472WN · BOEING 737-700 2026-10-23

Related flights on this route

• All flights KDEN – KLAX