WN1635 · SWA1635 — Denver → Las Vegas

SWA1635 over the last 30 days

As of 2026-11-08

SWA1635 is operated by Southwest Airlines on the route San Antonio International Airport (SAT/KSAT) → Baltimore/Washington International Thurgood Marshall Airport (BWI/KBWI). It usually takes off around 20:59 UTC (14:59 local time, SAT). It usually lands around 00:10 UTC (19:10 local time, BWI). Most frequent aircraft type: BOEING 737-800 (B738).

Days with an observed flight (last 30 days)

6/30

Days of the week with an observed flight

Tue, Wed, Sat

Typical take-off

20:59 UTC · 14:59 local time (SAT)

Typical landing

00:10 UTC · 19:10 local time (BWI)

Typical time airborne

176 min

Median departure deviation from the usual time on this route

+4 min

Departures within 15 minutes of the usual time

62 %

Departures measured

29

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: 5
• BOEING 737 MAX 8 (B38M) — Number of flights: 2

Aircraft in the last 7 days

• N9006L · BOEING 737 MAX 8 2026-11-07
• N8323C · BOEING 737-800 2026-11-04
• N8606C · BOEING 737-800 2026-11-03

Related flights on this route

• All flights KSAT – KBWI