Southwest Airlines
Is WN256 delayed?
Service date: · Scheduled departure date (UTC)
Arrived
15 min early
Official source · Updated
Departure
Houston
HOU
Actual
Scheduled 14:45
Sep 6
Arrival
Chicago
MDW
Actual
Scheduled 17:20
Sep 6
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
HOUMDW
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 29 min early
HOU → MDW
- 6 min early
HOU → MDW
- 1 min early
HOU → MDW
- 10 min late
HOU → MDW
- 7 min early
HOU → MDW
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 6
- Arrivals over 15 minutes late
- 0
- Observed cancellations
- 0
- Observed occurrences
- 6
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 16, 2026Arrived | Houston | Chicago | -29 | |
| Sep 15, 2026Arrived | Houston | Chicago | -6 | |
| Sep 13, 2026Arrived | Houston | Chicago | -1 | |
| Sep 9, 2026Arrived | Houston | Chicago | 10 | |
| Sep 8, 2026Arrived | Houston | Chicago | -7 | |
| Sep 6, 2026Arrived | Houston | Chicago | -15 |