WN3874 · SWA3874

SWA3874 over the last 30 days

As of 2026-10-26

SWA3874 is operated by Southwest Airlines on the route Salt Lake City International Airport (SLC/KSLC) → Denver International Airport (DEN/KDEN). It usually takes off around 16:38 UTC (10:38 local time, SLC). It usually lands around 17:41 UTC (11:41 local time, DEN). Most frequent aircraft type: BOEING 737-800 (B738).

Days with an observed flight (last 30 days)

20/30

Days of the week with an observed flight

Mon, Thu, Fri, Sat

Typical take-off

16:38 UTC · 10:38 local time (SLC)

Typical landing

17:41 UTC · 11:41 local time (DEN)

Typical time airborne

63 min

Median departure deviation from the usual time on this route

+2 min

Departures within 15 minutes of the usual time

76 %

Departures measured

137

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 737-800 (B738) — Number of flights: 10
• BOEING 737 MAX 8 (B38M) — Number of flights: 6
• BOEING 737-700 (B737) — Number of flights: 4

Aircraft in the last 7 days

• N8651A · BOEING 737-800 2026-10-26
• N904WN · BOEING 737-700 2026-10-25
• N8664J · BOEING 737-800 2026-10-24
• N8579Z · BOEING 737-800 2026-10-23
• N8977G · BOEING 737 MAX 8 2026-10-22

Related flights on this route

• All flights KSLC – KDEN