WN4234 BaltimoreBWI · 18:50 San DiegoSAN · 21:25
WN4234 by Southwest Airlines flies from Baltimore (BWI) to San Diego (SAN).
scheduled from BWI
Where the minutes go
last 3 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at BWI and SAN are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records 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 →
Tomorrow at Baltimore
ForecastSat 7 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
Tomorrow at San Diego
ForecastSat 7 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Baltimore to San Diego flights today
same route · Southwest AirlinesIf WN4234 is cancelled, these are the other Southwest Airlines nonstop flights from Baltimore to San Diego on the same day, with scheduled departure times in BWI local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →
How WN4234 actually runs
Pro Flight Search has tracked every published board update for WN4234 across the BWI and SAN boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 3 completed legs so far: left a little late (~11 min) but landed about 17 min early. Not enough to call it.
The verdict above is that record speaking, so it reflects how WN4234 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: N8730Q, N8786Q, N8947Q.
Board clocks recorded as BWI and SAN published them.
Planning around WN4234? 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: WN4234 Baltimore to San Diego on-time performance, measured from the BWI and SAN airport boards.
https://proflightsearch.com/flight/WN4234
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