WN1663 DenverDEN · 16:15 San AntonioSAT · 14:25
WN1663 by Southwest Airlines flies from Denver (DEN) to San Antonio (SAT) for the Sun, Sep 13 departure.
estimated arrival at SAT · local time · ~21 min from now
position updated 4m ago · checking again in 90s
Live position · flown path, last 1h 20m
Where the minutes go
last 5 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival +55 min · 0 cancelled · 5 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at DEN and SAT are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Denver to San Antonio flights today
same route · Southwest AirlinesIf WN1663 is cancelled, these are the other Southwest Airlines nonstop flights from Denver to San Antonio on the same day, with scheduled departure times in DEN local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN1663 actually runs
Pro Flight Search has tracked every published board update for WN1663 across the DEN and SAT boards: schedule changes, gate pushes and actual clocks. Usually departs on time. Based on 5 confirmed departures · 3/5 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how WN1663 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N8994Q, N7749B, N8865L, N8628A.
Board clocks recorded as DEN and SAT published them.
Planning around WN1663? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — WN1663 Denver to San Antonio on-time performance, measured from the DEN and SAT airport boards.
https://proflightsearch.com/flight/WN1663
.