WN3970 · SWA3970

SWA3970 over the last 30 days

As of 2026-10-26

SWA3970 is operated by Southwest Airlines on the route Sacramento International Airport (SMF/KSMF) → San Diego International Airport (SAN/KSAN). It usually takes off around 01:07 or 03:23 UTC (18:07 or 20:23 local time, SMF). It usually lands around 02:16 or 04:32 UTC (19:16 or 21:32 local time, SAN). Most frequent aircraft type: BOEING 737 MAX 8 (B38M).

Days with an observed flight (last 30 days)

11/30

Days of the week with an observed flight

Sat, Sun

Typical take-off

01:07 UTC · 18:07 local time (SMF) / 03:23 UTC · 20:23 local time (SMF)

Typical landing

02:16 UTC · 19:16 local time (SAN) / 04:32 UTC · 21:32 local time (SAN)

Typical time airborne

70 min

Median departure deviation from the usual time on this route

+4 min

Departures within 15 minutes of the usual time

67 %

Departures measured

216

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: 8
• BOEING 737-700 (B737) — Number of flights: 2
• BOEING 737-800 (B738) — Number of flights: 1

Aircraft in the last 7 days

• N8885Q · BOEING 737 MAX 8 2026-10-26
• N8321D · BOEING 737-800 2026-10-25

Related flights on this route

• All flights KSMF – KSAN