WN4102Southwest Airlines · STL → DAL
updated 2h ago
Route confirmed Southwest Airlines

WN4102 St LouisSTL · 15:20 DallasDAL · 17:05

WN4102 by Southwest Airlines flies from St Louis (STL) to Dallas (DAL).

Right nowNext departure tomorrow Operates daily
07:50

scheduled from STL

Typical gate push+36 minmedian posted departure
Typical arrival+3 minmedian over 7 operations
Wins back in air~33 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
11-02
+20 gate · −7 arrival
10-30
+49 gate · +19 arrival
10-29
+48 gate · +21 arrival
10-26
+20 gate · −7 arrival
10-23
+36 gate · +3 arrival
10-22
+43 gate · +9 arrival
10-19
+12 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 +3 min · 0 cancelled · 7 operations tracked

The route today

live boards
STLSt LouisOn-time likelySTL delay board →
DALDallasHigh riskDAL delay board →
STL→DALevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
48%Chance of 15+ min delay
0.2%Chance of cancellation
+13 minTypical airport delay in this weather

Driven mainly by DAL (Dallas), currently flying VFR (visual). 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

Tue 3 Nov, local date

High21°Clikely 20°C to 23°C
Low19°Clikely 14°C to 23°C
  • 53% chance of thunder
  • 97% chance of rain
  • Gusts to 32 kt

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 Dallas

Forecast

Tue 3 Nov, local date

High24°Clikely 21°C to 26°C
Low17°Clikely 12°C to 21°C
  • 31% chance of thunder
  • 83% 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.

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 Dallas flights today

same route · Southwest Airlines
WN4055departs 05:10
WN3652departs 05:20
WN1412departs 05:40
WN2218departs 06:00
WN1384departs 08:30
WN987departs 08:30

If WN4102 is cancelled, these are the other Southwest Airlines nonstop flights from St Louis to Dallas 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 WN4102 actually runs

Pro Flight Search has tracked every published board update for WN4102 across the STL and DAL boards: schedule changes, gate pushes and actual clocks. Usually lands ~17 min late. Based on 7 confirmed landings · 3/7 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WN4102 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
11-02STL 15:20 15:40 (+20)DAL 17:05 16:58 (−7)
10-30STL 15:20 16:09 (+49)DAL 17:05 17:24 (+19)
10-29STL 15:20 16:08 (+48)DAL 17:05 17:26 (+21)
10-26STL 15:20 15:40 (+20)DAL 17:05 16:58 (−7)
10-23STL 15:20 15:56 (+36)DAL 17:05 17:08 (+3)
10-22STL 15:20 16:03 (+43)DAL 17:05 17:14 (+9)
10-19STL 15:20 15:32 (+12)DAL 17:05 16:49 (−16)

Aircraft

Recent tails: N908WN, N207WN, N224WN, N7847A.

Board clocks recorded as STL and DAL published them.

Planning around WN4102? 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: WN4102 St Louis to Dallas on-time performance, measured from the STL and DAL airport boards.

Canonical URL
https://proflightsearch.com/flight/WN4102
How we measure this →