WN1840 · SWA1840

SWA1840 over the last 30 days

As of 2026-10-26

SWA1840 is operated by Southwest Airlines on the route Denver International Airport (DEN/KDEN) → Sacramento International Airport (SMF/KSMF). It usually takes off around 01:16 UTC (19:16 local time, DEN). It usually lands around 03:22 UTC (20:22 local time, SMF). Most frequent aircraft type: BOEING 737 MAX 8 (B38M).

Days with an observed flight (last 30 days)

17/30

Days of the week with an observed flight

Tue, Wed

Typical take-off

01:16 UTC · 19:16 local time (DEN)

Typical landing

03:22 UTC · 20:22 local time (SMF)

Typical time airborne

126 min

Median departure deviation from the usual time on this route

+3 min

Departures within 15 minutes of the usual time

78 %

Departures measured

81

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: 28
• BOEING 737-700 (B737) — Number of flights: 2
• BOEING 737-800 (B738) — Number of flights: 2

Aircraft in the last 7 days

• N8915Q · BOEING 737 MAX 8 2026-10-26
• N8722L · BOEING 737 MAX 8 2026-10-26
• N8926Q · BOEING 737 MAX 8 2026-10-23
• N8794Q · BOEING 737 MAX 8 2026-10-22
• N8855Q · BOEING 737 MAX 8 2026-10-22
• N8507C · BOEING 737-800 2026-10-21

Related flights on this route

• All flights KDEN – KSMF