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 1629 LANDED 2:11 PM MT, ~8 MIN LATE · SCHEDULED TIME UNKNOWN
Today

WN 1629 · DEN → PHX

took off 1:42 PM MT · landed 2:11 PM MT (scheduled time unknown)
Forecast issued Tue 4:00 PM ET · 0h before departure

Odds over time

Arrive at PHX more than 15 minutes late?
37% chance · ±2 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 15% 30% 45% 60% 12h 6h Departs Lands