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 4586
SCHEDULED · TYPICAL SCHEDULE
WN 4586 · LAS → PHX
departs 11:30 AM PT · arrives 12:50 PM MT
Forecast issued Tue 5:00 PM ET · 70h before departure
Odds over time
Arrive at PHX more than 15 minutes late?
24%
chance · ±2 pts
+3 pts · 24h
HOW SURE WE ARE
Moderate. The odds now blend history with early weather forecasts.
-
-
-
-
How late will it get to PHX?
-
On time or early
75%
-
15–30 min late
12%
-
30 min–1 hour late
7%
-
1–2 hours late
3%
-
Over 2 hours late
1%
-
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.