Southwest Airlines
Is WN3861 delayed?
No — WN3861 landed in Chicago 6 min early, at 11:44 on Sep 26 (as of Sep 26, 14:07 UTC). Over its last 18 recorded arrivals, 0 landed more than 15 min late.
Arrived
6 min early
Official source · Updated
Departure
St Louis
STL
Actual
Scheduled 10:45
Sep 26
Arrival
Chicago
MDW
Actual
Scheduled 11:50
Sep 26
Times shown in airport local time
Service date: · Scheduled departure date (UTC)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
STLMDW
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 6 min early
STL → MDW
- 5 min early
STL → MDW
- 14 min early
STL → MDW
- 16 min early
STL → MDW
- 10 min early
STL → MDW
Flight history and details
Aug 28, 2026 — Sep 27, 2026
- Observed arrivals
- 18
- Arrivals over 15 minutes late
- 0
- Observed cancellations
- 3
- Observed occurrences
- 21
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 26, 2026Arrived | St Louis | Chicago | -6 | |
| Sep 25, 2026Arrived | St Louis | Chicago | -5 | |
| Sep 24, 2026Arrived | St Louis | Chicago | -14 | |
| Sep 23, 2026Arrived | St Louis | Chicago | -16 | |
| Sep 22, 2026Arrived | St Louis | Chicago | -10 | |
| Sep 21, 2026Arrived | St Louis | Chicago | -6 | |
| Sep 19, 2026Cancelled | St Louis | Chicago | Not available | Not available |
| Sep 18, 2026Arrived | St Louis | Chicago | -8 | |
| Sep 17, 2026Cancelled | St Louis | Chicago | Not available | Not available |
| Sep 16, 2026Arrived | St Louis | Chicago | 6 | |
| Sep 15, 2026Arrived | St Louis | Chicago | -9 | |
| Sep 14, 2026Arrived | St Louis | Chicago | -11 | |
| Sep 12, 2026Arrived | St Louis | Chicago | -11 | |
| Sep 11, 2026Arrived | St Louis | Chicago | -2 | |
| Sep 10, 2026Cancelled | St Louis | Chicago | Not available | Not available |
| Sep 9, 2026Arrived | St Louis | Chicago | -15 | |
| Sep 8, 2026Arrived | St Louis | Chicago | -3 | |
| Sep 7, 2026Arrived | St Louis | Chicago | -7 | |
| Sep 6, 2026Arrived | Nashville | Oklahoma City | -5 | |
| Sep 5, 2026Arrived | St Louis | Chicago | -4 | |
| Sep 4, 2026Arrived | St Louis | Chicago | 5 |