Southwest Airlines
Is WN4587 delayed?
Service date: · Scheduled departure date (UTC)
Arrived
14 min early
Official source · Updated
Departure
Chicago
MDW
Scheduled
Sep 15
Arrival
Jacksonville
JAX
Actual
Scheduled 01:56
Sep 15
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
MDWJAX
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 14 min early
MDW → JAX
- 69 min late
MDW → JAX
- 2 min late
MDW → JAX
- 20 min late
MDW → JAX
- 22 min early
BOS → STL
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 7
- Arrivals over 15 minutes late
- 2
- Observed cancellations
- 0
- Observed occurrences
- 7
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 15, 2026Arrived | Chicago | Jacksonville | -14 | |
| Sep 12, 2026Arrived | Chicago | Jacksonville | 69 | |
| Sep 11, 2026Arrived | Chicago | Jacksonville | 2 | |
| Sep 8, 2026Arrived | Chicago | Jacksonville | 20 | |
| Sep 6, 2026Arrived | Boston | St Louis | -22 | |
| Sep 5, 2026Arrived | Chicago | Jacksonville | 4 | |
| Aug 23, 2026Arrived | Boston | St Louis | 0 |