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 2054 LANDED 6:16 AM PT, ~10 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

WN 2054 · HOU → LAS

took off 5:38 AM CT · landed 6:16 AM PT (scheduled time unknown)
Forecast issued Sat 10:00 PM ET · 15h after departure

Odds over time

Arrive at LAS more than 15 minutes late?
9% chance · ±0 pts +6 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 3% 6% 9% 12% 4h Departs Lands