WN2537Southwest Airlines · STL → DTW
live · 1h ago
Route confirmed Southwest Airlines

WN2537 St LouisSTL · 10:10 DetroitDTW · 12:40

WN2537 by Southwest Airlines flies from St Louis (STL) to Detroit (DTW).

Right nowNext departure today Operates daily
07:15

scheduled from STL

⚖ WN2537 typically leaves +19 and lands −4. The air wins minutes back.
Typical gate push+19 minmedian posted departure
Typical arrival−4 minmedian over 8 operations
Wins back in air~23 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
08-17
+19 gate · −9 arrival
08-16
+17 gate · −4 arrival
08-14
+11 gate · −12 arrival
08-13
+10 gate · −17 arrival
08-10
+23 gate · +1 arrival
08-09
+55 gate · +34 arrival
08-07
+12 gate · −11 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 −4 min · 0 cancelled · 8 operations tracked

The route today

live boards
STLSt LouisOn-time likelySTL delay board →
DTWDetroitOn-time likelyDTW delay board →
STL→DTWevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
42%Chance of 15+ min delay
1.3%Chance of cancellation
+12 minAvg hub delay right now

Conditions at STL and DTW are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, 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 →

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 Detroit flights today

same route · Southwest Airlines
WN4490departs 10:15
WN3833departs 11:10
WN1808departs 18:50
WN1145departs 19:20

If WN2537 is cancelled, these are the other Southwest Airlines nonstop flights from St Louis to Detroit on the same day, with scheduled departure times in STL local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How WN2537 actually runs

Pro Flight Search has tracked every published board update for WN2537 across the STL and DTW boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 8 confirmed landings · 6/8 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how WN2537 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
08-17STL 10:10 10:29 (+19)DTW 12:40 12:31 (−9)
08-16STL 10:10 10:27 (+17)DTW 12:40 12:36 (−4)
08-14STL 10:10 10:21 (+11)DTW 12:40 12:28 (−12)
08-13STL 10:10 10:20 (+10)DTW 12:40 12:23 (−17)
08-10STL 10:10 10:33 (+23)DTW 12:40 12:41 (+1)
08-09STL 10:10 11:05 (+55)DTW 12:40 13:14 (+34)
08-07STL 10:10 10:22 (+12)DTW 12:40 12:29 (−11)
08-06STL 10:10 11:29 (+79)DTW 12:40 13:32 (+52)

Aircraft

Recent tails: N9012J, N8934Q, N8630B, N8685B.

Board clocks recorded as STL and DTW published them.

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 — WN2537 St Louis to Detroit on-time performance, measured from the STL and DTW airport boards.

Canonical URL
https://proflightsearch.com/flight/WN2537
How we measure this →