WN4631 · SWA4631

SWA4631 over the last 30 days

As of 2026-10-27

SWA4631 is operated by Southwest Airlines on the route Nashville International Airport (BNA/KBNA) → Jacksonville International Airport (JAX/KJAX). It usually takes off around 02:31 UTC (21:31 local time, BNA). It usually lands around 03:34 UTC (23:34 local time, JAX). Most frequent aircraft type: BOEING 737-800 (B738).

Days with an observed flight (last 30 days)

14/30

Days of the week with an observed flight

Mon, Thu, Fri, Sun

Typical take-off

02:31 UTC · 21:31 local time (BNA)

Typical landing

03:34 UTC · 23:34 local time (JAX)

Typical time airborne

65 min

Median departure deviation from the usual time on this route

+1 min

Departures within 15 minutes of the usual time

78 %

Departures measured

32

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: 9
• BOEING 737 MAX 8 (B38M) — Number of flights: 5

Aircraft in the last 7 days

• N8644C · BOEING 737-800 2026-10-27
• N8672F · BOEING 737-800 2026-10-26
• N8514F · BOEING 737-800 2026-10-24
• N9009U · BOEING 737 MAX 8 2026-10-23

Related flights on this route

• WN2697 (SWA2697) — Southwest Airlines · KBNA → KJAX
• All flights KBNA – KJAX