WN3550 · SWA3550

SWA3550 over the last 30 days

As of 2026-10-26

SWA3550 is operated by Southwest Airlines on the route Pittsburgh International Airport (PIT/KPIT) → St. Louis Lambert International Airport (STL/KSTL). It usually takes off around 11:01 UTC (07:01 local time, PIT). It usually lands around 12:25 UTC (07:25 local time, STL). 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

11:01 UTC · 07:01 local time (PIT)

Typical landing

12:25 UTC · 07:25 local time (STL)

Typical time airborne

82 min

Median departure deviation from the usual time on this route

+1 min

Departures within 15 minutes of the usual time

80 %

Departures measured

44

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: 18
• BOEING 737-800 (B738) — Number of flights: 3

Aircraft in the last 7 days

• N9009U · BOEING 737 MAX 8 2026-10-26
• N8825Q · BOEING 737 MAX 8 2026-10-25
• N8814K · BOEING 737 MAX 8 2026-10-23
• N8946L · BOEING 737 MAX 8 2026-10-22

Related flights on this route

• All flights KPIT – KSTL