WN4031 · SWA4031

SWA4031 over the last 30 days

As of 2026-10-26

SWA4031 is operated by Southwest Airlines on the route Sarasota Bradenton International Airport (SRQ/KSRQ) → Chicago Midway International Airport (MDW/KMDW). It usually takes off around 10:18 UTC (06:18 local time, SRQ). It usually lands around 12:37 UTC (07:37 local time, MDW). Most frequent aircraft type: BOEING 737 MAX 8 (B38M).

Days with an observed flight (last 30 days)

18/30

Days of the week with an observed flight

Mon, Thu, Fri

Typical take-off

10:18 UTC · 06:18 local time (SRQ)

Typical landing

12:37 UTC · 07:37 local time (MDW)

Typical time airborne

141 min

Median departure deviation from the usual time on this route

+1 min

Departures within 15 minutes of the usual time

71 %

Departures measured

21

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: 9
• BOEING 737-800 (B738) — Number of flights: 9
• BOEING 737-700 (B737) — Number of flights: 2

Aircraft in the last 7 days

• N9003B · BOEING 737 MAX 8 2026-10-26
• N8543Z · BOEING 737-800 2026-10-26
• N8950L · BOEING 737 MAX 8 2026-10-23
• N9017L · BOEING 737 MAX 8 2026-10-22

Related flights on this route

• All flights KSRQ – KMDW