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 1071 LANDED 2:03 PM MT, ~8 MIN LATE · SCHEDULED TIME UNKNOWN
Today

WN 1071 · CMH → PHX

took off 1:24 PM ET · landed 2:03 PM MT (scheduled time unknown)
Forecast issued Tue 5:00 PM ET · 4h after departure

Odds over time

Arrive at PHX more than 15 minutes late?
19% chance · ±1 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 10% 20% 30% 40% 9h 6h Departs Lands