Schedule: a typical Friday (the flights of Jul 31, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
SOUTHWEST · FLIGHT WN 4548
SCHEDULED · TYPICAL SCHEDULE
WN 4548 · PHX → AUS
departs 5:30 AM MT · arrives 9:45 AM CT
Forecast issued Wed 3:00 PM ET · 42h before departure
Odds over time
Arrive at AUS more than 15 minutes late?
6%
chance · ±2 pts
+0 pts · 24h
HOW SURE WE ARE
Moderate. The odds now blend history with early weather forecasts.
-
-
-
-
How late will it get to AUS?
-
On time or early
92%
-
15–30 min late
2%
-
30 min–1 hour late
3%
-
1–2 hours late
<1%
-
Over 2 hours late
<1%
-
Cancelled
2%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.