WN398 · SWA398

SWA398 over the last 30 days

As of 2026-10-26

SWA398 is operated by Southwest Airlines on the route Ronald Reagan Washington National Airport (DCA/KDCA) → St. Louis Lambert International Airport (STL/KSTL). It usually takes off around 23:36 UTC (19:36 local time, DCA). It usually lands around 01:23 UTC (20:23 local time, STL). Most frequent aircraft type: BOEING 737-700 (B737).

Days with an observed flight (last 30 days)

25/30

Days of the week with an observed flight

Mon, Thu, Fri, Sat

Typical take-off

23:36 UTC · 19:36 local time (DCA)

Typical landing

01:23 UTC · 20:23 local time (STL)

Typical time airborne

104 min

Median departure deviation from the usual time on this route

+5 min

Departures within 15 minutes of the usual time

69 %

Departures measured

87

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 737-700 (B737) — Number of flights: 17
• BOEING 737 MAX 8 (B38M) — Number of flights: 15
• BOEING 737-800 (B738) — Number of flights: 7

Aircraft in the last 7 days

• N8999Q · BOEING 737 MAX 8 2026-10-26
• N7875A · BOEING 737-700 2026-10-25
• N8510E · BOEING 737-800 2026-10-24
• N8630B · BOEING 737-800 2026-10-23
• N8701Q · BOEING 737 MAX 8 2026-10-23
• N8756S · BOEING 737 MAX 8 2026-10-21

Related flights on this route

• All flights KDCA – KSTL