WN3171 OntarioONT · 12:50 AustinAUS · 17:40
WN3171 by Southwest Airlines flies from Ontario (ONT) to Austin (AUS) for the Sat, Sep 19 departure.
en route from ONT to AUS
board checked 43m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 13:02.
Where the minutes go
last 6 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 +5 min · 0 cancelled · 6 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at ONT and AUS 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 Ontario to Austin flights
same route · Southwest AirlinesIf WN3171 is cancelled, this is the other Southwest Airlines nonstop flight from Ontario to Austin, with scheduled departure times in ONT local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN3171 actually runs
Pro Flight Search has tracked every published board update for WN3171 across the ONT and AUS boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 6 confirmed landings · 5/6 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how WN3171 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: N8663A, N8897K, N8649A, N8317M.
Board clocks recorded as ONT and AUS published them.
Planning around WN3171? 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 — WN3171 Ontario to Austin on-time performance, measured from the ONT and AUS airport boards.
https://proflightsearch.com/flight/WN3171
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