WN4963Southwest Airlines · STL → DCA
updated 1h ago
Route confirmed Southwest Airlines

WN4963 St LouisSTL · 08:05 WashingtonDCA · 11:00

WN4963 by Southwest Airlines flies from St Louis (STL) to Washington (DCA).

Right nowNext departure tomorrow Operates daily
01:35

scheduled from STL

⚖ WN4963 typically leaves +20 and lands −5. The air wins minutes back.
Typical gate push+20 minmedian posted departure
Typical arrival−5 minmedian over 11 operations
Wins back in air~25 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 11tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
11-03
+9 gate · −15 arrival
10-30
+13 gate · −10 arrival
10-29
+20 gate · −5 arrival
10-28
+39 gate · +14 arrival
10-27
+9 gate · −15 arrival
10-26
+46 gate · +25 arrival
10-25
+7 gate · −16 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival −5 min · 0 cancelled · 11 operations tracked

The route today

live boards
STLSt LouisOn-time likelySTL delay board →
DCAWashingtonOn-time likelyDCA delay board →
STL→DCAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
40%Chance of 15+ min delay
2.9%Chance of cancellation
+8 minTypical airport delay in this weather

Conditions at STL and DCA 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 St Louis

Forecast

Wed 4 Nov, local date

High17°Clikely 16°C to 18°C
Low13°Clikely 11°C to 14°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 St Louis to Washington flights today

same route · Southwest Airlines
WN8029departs 05:30
WN738departs 08:20
WN1614departs 08:40
WN2695departs 09:00
WN3586departs 13:10
WN3522departs 13:15

If WN4963 is cancelled, these are the other Southwest Airlines nonstop flights from St Louis to Washington on the same day, with scheduled departure times in STL 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 WN4963 actually runs

Pro Flight Search has tracked every published board update for WN4963 across the STL and DCA boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 11 confirmed landings · 7/11 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WN4963 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
11-03STL 08:05 08:14 (+9)DCA 11:00 10:45 (−15)
10-30STL 08:10 08:23 (+13)DCA 11:05 10:55 (−10)
10-29STL 08:10 08:30 (+20)DCA 11:05 11:00 (−5)
10-28STL 08:05 08:44 (+39)DCA 11:00 11:14 (+14)
10-27STL 08:05 08:14 (+9)DCA 11:00 10:45 (−15)
10-26STL 08:10 08:56 (+46)DCA 11:05 11:30 (+25)
10-25STL 08:20 08:27 (+7)DCA 11:20 11:04 (−16)
10-24STL 08:20 09:18 (+58)DCA 11:20 11:53 (+33)
10-23STL 08:10 08:31 (+21)DCA 11:05 11:07 (+2)
10-22STL 08:10 08:51 (+41)DCA 11:05 11:29 (+24)
10-21STL 08:05 08:09 (+4)DCA 11:00 10:44 (−16)

Aircraft

Recent tails: N477WN, N567WN, N7752B, N937WN.

Board clocks recorded as STL and DCA published them.

Planning around WN4963? 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: WN4963 St Louis to Washington on-time performance, measured from the STL and DCA airport boards.

Canonical URL
https://proflightsearch.com/flight/WN4963
How we measure this →