WN3964Southwest Airlines · DSM → DEN
live · 24m ago
Route confirmed Southwest Airlines

WN3964 Des MoinesDSM DenverDEN

WN3964 by Southwest Airlines flies from Des Moines (DSM) to Denver (DEN).

Right nowNext departure today Operates daily
18:25

scheduled from DSM

The route today

live boards
DSMDes MoinesModerate riskDSM delay board →
DENDenverOn-time likelyDEN delay board →
DSM→DENevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
39%Chance of 15+ min delay
1.1%Chance of cancellation
+8 minTypical airport delay in this weather

Conditions at DSM and DEN 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 DSM

Forecast

Sat 14 Nov, local date

High6°Clikely 5°C to 8°C
Low−4°Clikely −6°C to −2°C

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 DEN

Forecast

Sat 14 Nov, local date

High10°Clikely 7°C to 12°C
Low2°Clikely 0°C to 5°C

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 departures
061422
M
T
W
T
F
S
S

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

Other Des Moines to Denver flights today

same route · Southwest Airlines
WN2461departs 06:40
WN1863departs 18:30

If WN3964 is cancelled, these are the other Southwest Airlines nonstop flights from Des Moines to Denver on the same day, with scheduled departure times in DSM 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 WN3964 actually runs

Pro Flight Search has tracked every published board update for WN3964 across the DSM and DEN boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at DSM and DEN.

The verdict above is that record speaking, so it reflects how WN3964 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around WN3964? 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: WN3964 Des Moines to Denver on-time performance, measured from the DSM and DEN airport boards.

Canonical URL
https://proflightsearch.com/flight/WN3964
How we measure this →