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 8801 LANDED 5:16 PM MT, ~3 MIN LATE · SCHEDULED TIME UNKNOWN
Today

WN 8801 · SMF → TUS

took off 3:39 PM PT · landed 5:16 PM MT (scheduled time unknown)
Forecast issued Fri 11:00 PM ET · 4h after departure

Odds over time

Arrive at TUS more than 15 minutes late?
28% chance · ±2 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 20% 40% 60% 80% 2h Departs Lands