WN4187 New YorkLGA · 10:25 DallasDAL · 13:15
WN4187 by Southwest Airlines flies from New York (LGA) to Dallas (DAL).
scheduled from LGA
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at LGA and DAL 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 LGA
ForecastThu 12 Nov, local date
- 92% chance of rain
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 DAL
ForecastWed 11 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 New York to Dallas flights today
same route · Southwest AirlinesIf WN4187 is cancelled, these are the other Southwest Airlines nonstop flights from New York to Dallas on the same day, with scheduled departure times in LGA 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 WN4187 actually runs
Pro Flight Search has tracked every published board update for WN4187 across the LGA and DAL boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 2 completed legs so far: landed +25 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how WN4187 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: N8905Q, N8602F.
Board clocks recorded as LGA and DAL published them.
Planning around WN4187? 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: WN4187 New York to Dallas on-time performance, measured from the LGA and DAL airport boards.
https://proflightsearch.com/flight/WN4187
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