WN2840 Las VegasLAS · 16:20 ChicagoMDW · 21:45
WN2840 by Southwest Airlines flies from Las Vegas (LAS) to Chicago (MDW).
scheduled from LAS
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at LAS and MDW 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 on this route
ForecastLas Vegas to Chicago with Southwest Airlines · Sun 1 Nov, local date
- Chance a departure is cancelled
- 0.2%2.0× usual
- Chance a departure leaves 60+ min late
- 14%2.0× usual
Forecast weather: 89% chance of rain at Las Vegas
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · About 9 departures a day on this route with this airline. · 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 Las Vegas to Chicago flights today
same route · Southwest AirlinesIf WN2840 is cancelled, these are the other Southwest Airlines nonstop flights from Las Vegas to Chicago on the same day, with scheduled departure times in LAS 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 WN2840 actually runs
Pro Flight Search has tracked every published board update for WN2840 across the LAS and MDW boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 2 completed legs so far: landed +27 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how WN2840 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as LAS and MDW published them.
Planning around WN2840? 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: WN2840 Las Vegas to Chicago on-time performance, measured from the LAS and MDW airport boards.
https://proflightsearch.com/flight/WN2840
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