WN3973 Knoxville/MaryvilleTYS BaltimoreBWI · 09:30
WN3973 by Southwest Airlines flies from Knoxville/Maryville (TYS) to Baltimore (BWI) for the Sat, Sep 12 departure.
arrived at BWI · 13 min early
Where the minutes go
last 7 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 −13 min · 0 cancelled · 9 operations tracked
The route today
live boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
How WN3973 actually runs
Pro Flight Search has tracked every published board update for WN3973 across the TYS and BWI boards: schedule changes, gate pushes and actual clocks. Usually lands ~13 min early. Based on 9 confirmed landings · 9/9 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how WN3973 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: N437WN, N465WN, N955WN, N463WN.
Board clocks recorded as TYS and BWI published them.
Planning around WN3973? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — WN3973 Knoxville/Maryville to Baltimore on-time performance, measured from the TYS and BWI airport boards.
https://proflightsearch.com/flight/WN3973