WN1966Southwest Airlines · HOU → MDW
live · 3m ago
Route confirmed Southwest Airlines

WN1966 HoustonHOU ChicagoMDW

WN1966 by Southwest Airlines flies from Houston (HOU) to Chicago (MDW).

Right nowNext departure tomorrow Operates daily
09:55

scheduled from HOU

The route today

live boards
HOUHoustonOn-time likelyHOU delay board →
MDWChicagoOn-time likelyMDW delay board →
HOU→MDWevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
41%Chance of 15+ min delay
0.7%Chance of cancellation
+8 minTypical airport delay in this weather

Conditions at HOU 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

Forecast

Houston to Chicago with Southwest Airlines · Fri 30 Oct, local date

Outlook: about usual
Chance a departure leaves 60+ min late
8.3%1.1× usual

No cancellation outlook here: this airport's board does not publish cancellations reliably.

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 5 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 departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Houston to Chicago flights today

same route · Southwest Airlines
WN1444departs 05:00
WN4638departs 07:05
WN2085departs 08:55
WN2828departs 11:50
WN5016departs 11:50
WN5148departs 11:50

If WN1966 is cancelled, these are the other Southwest Airlines nonstop flights from Houston to Chicago on the same day, with scheduled departure times in HOU 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 WN1966 actually runs

Pro Flight Search has tracked every published board update for WN1966 across the HOU and MDW boards: schedule changes, gate pushes and actual clocks. Combined risk score: 9.3/100. Based on airport operations, weather, and cached board history at HOU and MDW.

The verdict above is that record speaking, so it reflects how WN1966 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around WN1966? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: WN1966 Houston to Chicago on-time performance, measured from the HOU and MDW airport boards.

Canonical URL
https://proflightsearch.com/flight/WN1966
How we measure this →