WN3878 · SWA3878

SWA3878 over the last 30 days

As of 2026-10-28

SWA3878 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 01:01 UTC (19:01 local time, SLC). It usually lands around 02:04 UTC (20:04 local time, DEN). Most frequent aircraft type: BOEING 737 MAX 8 (B38M).

Days with an observed flight (last 30 days)

19/30

Days of the week with an observed flight

Mon, Thu, Fri

Typical take-off

01:01 UTC · 19:01 local time (SLC)

Typical landing

02:04 UTC · 20:04 local time (DEN)

Typical time airborne

61 min

Median departure deviation from the usual time on this route

+2 min

Departures within 15 minutes of the usual time

77 %

Departures measured

133

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: 7

Aircraft in the last 7 days

• N8670A · BOEING 737-800 2026-10-28
• N8323C · BOEING 737-800 2026-10-27
• N8936Q · BOEING 737 MAX 8 2026-10-27
• N8999Q · BOEING 737 MAX 8 2026-10-24
• N8757L · BOEING 737 MAX 8 2026-10-23

Related flights on this route

• All flights KSLC – KDEN