Tracked live by the FAA, but its flight plan was first seen after takeoff, so we don't know the scheduled time and can't say whether it's late.

SOUTHWEST · FLIGHT WN 1140 LANDED 3:32 PM MT, ~9 MIN LATE · SCHEDULED TIME UNKNOWN
Today

WN 1140 · SAN → PHX

took off 2:43 PM PT · landed 3:32 PM MT (scheduled time unknown)
Forecast issued Tue 5:00 PM ET · 1h before departure

Odds over time

Arrive at PHX more than 15 minutes late?
37% chance · ±1 pts −7 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 20% 40% 60% 80% 1.1d 12h 6h Now Departs Lands